Uncertainty volumetric list.
Using the example of the 50.
Uncertainty volumetric list 10 cm 3. 2 Variable volume Those in which the user can adjust the volume of liquid to be dispensed over a range specified by the manufacturer. 005%. 1 % (acc. 25 g 0. 6 times larger than a simple 1 to 50 dilution. k = 2 for a level of confidence = to 95% Therefore, The expanded uncertainty U = 2uc conditions. α is thermal coefficient of the material of the measure under test per ∘ C. 02 mL. Therefore, Beaker Volume (ml) Smallest Graduation (ml) Tolerance (ml) 50 10 5 100 10 5 150 20 10 250 25 10 400 25 20 600 50 30 Volume (ml) Tolerance (ml) 0. In this case we found that the effect of deviation of contact angle will affect the uncertainty of the measurement of volume more that 50% of the overall measurement uncertainty. ISO 19036 – Practical approaches to estimate Measurement Uncertainty • Equipment: e. List of journal articles on the topic 'Volumetric uncertainty'. 05cm3. 1 Introduction uncertainty, temperature measurement uncertainty on flow proving, pressure measurement uncertainty, etc. ; Isenhour, T. V. In this guide, the evaluation of measurement uncertainty is outlined for the latter method, following the international recommendation [1]. Uncertainty volumetric data . Glassware is designed to hold a specific volume only at the Volumetric Analysis REQUIRED PRACTICAL 1 Performing the Titration. This introduction to measurement uncertainty is intended for metrology professionals working in calibration laboratories and metrology institutes, as well as students in tertiary-level science and surface tension between the glass and the liquid and the more volume of meniscus. 2 % . The percentage uncertainty in a measurement is defined as: percentage uncertainty = absolute uncertainty 100 measurement × Hence, the percentage uncertainty in the volume contained in a 250 cm3 class As an example, an absolute uncertainty of 0. 00 mL ± 0. If the volume were increased to 50. volume instrument, provided that the temperature and density of the liquid are known (gravimetric method). tis the temperature of water ∘ C Volume measurements are typically indirect and based on the gravimetric method: for example the volume can be calculated from the weight of a liquid of known density, contained or released by the device to be evaluated [1]. All of these are in fact factors that affect the measurement, and they do not change from one measurement to the other. The most common source of uncertainty is our measurement tools. 034 ml) will be reduced to a negligible uncertainty of the temperature measurement, with the combined uncertainty essentially decreased to the level determined by the procedure contribution (0. Some examples are pipets, volumetric flasks and burets. Table 5-4 . 05 mL) Beakers and Flasks: Approximately 5% of the capacity. Decision rules regarding maximum permissible errors (plus/minus tolerances) were changed. 10cm3. , Settore Laboratorio Unico, Laboratorio di Gorizia, Italy Volume 6 Mario Zilli the analyst are the same. The 2012 volumetric vessel that could cause volumetric errors or could soil its interior. For example, if the volume of a flask is given as 1000 ± 4 mL, and if there is no additional information, this indicates that the probability of the volume being 1000 mL, 998 mL, 1004 mL, or 1002 mL is the same. CHEM 137. As a group, brainstorm a list of experimental circumstances under which it would be advantageous to choose a smaller volumetric flask over a larger flask. Each burette reading is accurate to +/- 0. 1. 014 ml). KEEP YOUR LAB MEASUREMENTS AS LARGE AS POSSIBLE. This percent Set I (B1 & T1) is the best option to measure the volume of a 25 mL flask with the desired uncertainty (k95%,veff ) of 0. org • Traceability: Volumetric apparatus, LAB 15 Edition 2, UKAS, 2009 ( www. a. 8(1) ft. The reactants are mixed in suitable apparatus. Comparisons of OOIP by three methods . Uncertainty contributions in the example. 2 ± 0. 2 Normatve i references The following documents are referred to in the text in such a way that some or all of their content constitutes requirements of this document. Even with a theoretically perfect tool, we will see variation in our measurements because the objects themselves vary. 9\) cm and (ii) \(5. Scholarly publications with full text pdf download. 05 mL, but the relative percent uncertainty is 0. 4 Evaluation of combined standard uncertainty 3. 03 20 0. It is often useful to describe an uncertainty in terms of a percentage. Using the rectangular distribution Gravimetric Calibration of Volumetric Standards Using an Electronic Balance . 02 mL is its uncertainty because your best estimate of its expected volume is 10. Uncertainty due to the filling repeatability (Type A) 3. 1980 , 52 , 1158–1161]. Jane needs to calculate the volume of her pool, so that she knows how much Uncertainty of volume of solution contained in 50 ml volumetric flask. 6 ml). 3. 1 Uncorrelated Input quantities 3. 03 50 0. 1 Modeling of Measurement 13 3. 8ft)=1004ft3. GD07 /11 Guidance Document on Calibration of Volume Copy No. Since they are analogue instruments, the uncertainty is recorded to half the smallest marking, in other words to ±0. Related research topic ideas. When reading non-electronic devices such as rulers, thermometers, and glassware, the general rule of thumb is to "read between the lines"! Fixed volume pipets (glass): +/- 0. 05 cm3. Solution. 00 ml o One volumetric flask (250 cm 3, 150 cm3 or 100 cm ) o 3Two conical flasks (250 cm ) o One wash bottle o 3Four measuring cylinders (250 cm3, 100 cm , 50 cm3 and 10 cm3) o Two filter funnels o Evaporating basin (at least 30 cm3) o 3Beakers (400 cm , 250 cm3 and 100 cm3) o Quickfit apparatus to carry out an organic preparation including The uncertainty due to volumetric operations, which include preparation of solution in a volumetric flask and making up to volume, transferring a required volume of liquid with a pipette and The overall uncertainty in the final concentration—and, therefore, the best option for the dilution—depends on the uncertainty of the volumetric pipets and volumetric flasks. For example, temperature and humidity will alter the length of wood and steel. Bearing in mind All volumetric standards used for field enforcement of weights and measures need to comply with the specifications and tolerances published in this handbook. There, three modelling the uncertainty volumes (see preceding section) rather than just the total magnitude in (1). 1\) cm to compare the estimated uncertainty with the actual potential uncertainty. B. 05 cm 3 The end point or equivalence point occurs when the two Uncertainty in Volumetric Measurement 10. If volume is used for a liquid, its mass can be calculated from its density. A 250 cm3 volumetric flask has an accuracy of +/- 0. Expertise: Chemistry Content Creator Richard has taught Chemistry for over 15 years as well as working as a science tutor, examiner, content creator and author. 03 25 0. Therefore, the probability of the volume being Although uncertainty in volumetric measurement is relatively smaller compared to other sources of uncertainty in analytical procedure, it needs to be properly determined and evaluated. ρ t is the density of the medium at temperature of measurement, kg/m 3. 2 cm – gives the "absolute" uncertainty. Calculate the percentage uncertainty in one For practical purposes, the nominal volume may be used to choose the balance. txt) or read online for free. Therefore when considering the uncertainty in the total volume added we should express this as 26. As shown in the following example, we can use the tolerance values for volumetric glassware to determine the optimum dilution strategy [Lam, R. 10 would be converted using the triangular distribution. 00 mL If you wanted to accurately dilute 10. 0001 If you compare (e) and (f) you will notice that a large volume (43. Furthermore, it provides examples for the calculation and application of the uncertainty of the mean delivered volume and the uncertainty in use of a single delivered volume. Sets I, II, and IV comply with the referential uncertainty of 0. Sci. 5 mg of a reference standard, the volumetric uncertainty due to the serial dilution is 0. Volumetric comparison for larger vessels 100dm 3to 10m . 1 g or 3. 4 ± 0. ing volumetric uncertainty, recommended in the guide [2], seems to be excessive. , 33 (11): 1740-1745, 2015 1741 Quoting your uncertainty in the units of the original measurement – for example, 1. Be specific about the glassware you would use and how to use it. There are uncertainty values associated with all types of apparatus in the laboratory. The table given To estimate the uncertainty we use a mathematical technique known as the propagation of uncertainty. As In this paper, the problem of volumetric uncertainty is addressed with the critical examination of the procedure for its evaluation recommended Density correction is required to actually determine volume by mass measurement. 05 mL/50. . L. Uncertainty of the volume due to ISO 19036 – Concepts not included in Measurement Uncertainty calculation 5. Use of multiple components is preferable to enable better control over the uncertainty distribution. (The uncertainty in the last digit of each length is given in parenthesis. g. euramet. Table 5-3 . Our treatment of the propagation of uncertainty is based on a few The uncertainty of the pipetted volume u (V) has three main uncertainty components: uncertainty due to repeatability, u (V,rep); uncertainty due to pipette calibration, u (V,cal) and uncertainty Using utmost care, the chemist can only obtain a weight to the uncertainty of the balance or deliver a volume to the uncertainty of the glassware. The initial reading, 0. 2 Type A evaluation of standard uncertainty 14 3. 5ft)(10. 02 10 0. 50 °C to determine air temperature. PETREL 3 Volumetrics Uncertainty - Free download as PDF File (. For this reason, within a ±0. A room has measurements of 12. 5 0. 5. The density is either In the example, the uncertainty in the grade A volumetric flask of ± 0. This could be a beaker, a conical flask, or a Quik-Fit flask. 1980 , 52 , 3. Volume of 10 ml pipette: Simple. The "Dimensional Kv" and "Waterdraw Kv" can calculate the uncertainty of the prover K‐factor too based on values acquired during the liquid Combining uncertainties in several quantities: multiplying and dividing When one multiplies or divides several measurements together, one can often determine the fractional (or percentage) uncertainty in the final result simply by adding the uncertainties in the several quantities. In calculations involving several steps, slightly different answers can be obtained depending on how rounding is handled, specifically whether rounding is performed on intermediate results or postponed until the last Author: Richard Boole. 05 mL in a 10. The detailed equation of the measurand must be noted in the SOP. Liu · Wenguan Wang · Yi Yang DifFlow3D: Toward Robust Uncertainty-Aware Scene Flow Estimation with Iterative Diffusion-Based Refinement Poster Session 4 & Exhibit Hall. Furthermore, the surrounding environment often increases measurement uncertainty when measuring mass 1. In other words, it explicitly tells you the amount by which the original measurement could be incorrect. Routine determination of Next, use the formula V = πr²h to calculate the volume, where r is the radius (half of the diameter). The gravimetric method can also be used to evaluate volume loss, weighting the part before and after testing. 00-mL volume would possess a percent relative uncertainty of 0. The key piece of equipment used in the titration is the burette. Jun 12, 2008 To find the overall uncertainty of this density value, we simply add 1% (the mass uncertainty) to 2% (the volume uncertainty), for a total uncertainty due to random error of 3%. Tolerance of the volume as specified by the manufacturer (Type B) 2. The influence quantities for the uncertainty of a volumetric operation with glass instruments are calibration, repeatability and temperature. 01 5 0. The in-house calibration Ignoring the uncertainty contribution associated with weighing 0. 40%, which is 1. some uncertainty, and to be your best estimate. 03 15 0. to DIN 1319) 1 g/dm³ Interfaces / output signal PLUtron Ethernet, RS232, analog I/O, 0 10 V digital I/O CAN 100 Hz Measurement frequency PLUtron Mass flow 100 Hz 20 Hz Uncertainty of volumetric operations Introduction In its Example A1 and in Appendix G, the EURACHEM/ CITAC Guide ‘‘Quantifying Uncertainty in Analytical Measurement’’ (in this paper abbreviated as the Guide) describes a procedure to evaluate the combined measure-ment uncertainty of volumetric operations [1]. Sets III and V are not suitable for volume calibration due to the high uncertainty contribution of the 3. The relative uncertainty gives the uncertainty as a percentage of the original value. Users can generate multiple calculation cases, visualize output maps and reports, and define uncertainty The 2006 changes incorporated 1) uncertainty analyses that comply with current international methods in the Guide to the Expression of Uncertainty in Measurements (GUM) and 2) measurement assurance techniques using check standards. 1 Effective Date. 00 mL - initial volume in burette) 2: Total Mass of water delivered by the burette (g) 3: Use the density equation, the theoretical density at your recorded temp from Table 1. from the balance calibration certificate), this may be used instead of the repeatability and linearity. Volumetric flasks are used to make solutions with very accurately known concentrations. So, in the special case that the actual temperature of volumetric solution is measured, the corresponding uncertainty contribution (0. This is unavoidable RANDOM ERROR and does not reflect on your lab technique. 1 Introduction There are three methods of calibrating volumetric measures [1]: 1. The aim of this note is to make this clear and avoid overcounting. This may be (for example) re-making the solution, or The reactants are measured out either by mass or volume. 1 Measurement uncertainty. Uncertainty of volume of solution delivered by 10 ml bulb pipette. Compute the volume of the cube if the side length is (i) \(4. Volumetric calculations in Petrel allow users to accurately calculate fluid volumes in a 3D grid using properties, constants, contacts, and recovery factors as inputs. 7 kg/L as the answer, with the last digit understood to have some uncertainty. Volumetric glassware Type of volumetric glassware Volume of de-ionized water (true value) 50-mL beaker 50. Write a formula for calculating % relative tolerance for the volumetric flasks. 08 Cylinder Volume (ml) Here : σ is the density of air at the time of measurement, kg/m 3; for the time being it is considered to be constant. 1: Volume of water above the 50 mL mark on the burette (50. generated uncertainty ellipsoids to take into account the uncertainties The main output of this spreadsheet is the uncertainty of the mass and volume flows found in cells F5 and F6 on the Flow worksheet. (But of course, you We are justified in reporting the answer to only two significant figures, giving 1. 05cm3 and the final reading, 26. 2022- 05 -23 1 μl<V ≤ 10 µl 0,001 0,002 0,002 10 μl<V ≤ 100 µl 0,01 0,02 0,02 100 μl<V ≤ 1000 µl 0,1 0,2 0,2 1 ml <V ≤ 10 ml 0,1 0,2 0,2 10 ml <V ≤ 200 ml 1 2 2 a-For practical purposes, the nominal volume may be used to choose the balance Science of oil and Iraqi Journal of Oil & Gas Research gas engineering has the most extreme of uncertainty according to its dealing with things that are invisible or invincible, in addition to Measurement uncertainty Volume / mass Density ≤ 0. GUM Workbench. To find the uncertainty in the volume measurement, you need to consider the uncertainties in the measurements of the dimensions. XLS. 00 mL * 100% = 0. 3(1) ft by 7. Chem. 1: 1: See NISTIR 6969, SOP 2 for calculating air density and requirements for temperature, barometric pressure, and relative humidity. Now we can proceed to quantify all the uncertainties in our analytical process in the following manner: Reference standard uncertainty, u P. 5 20 20 Expanded uncertainty in measurement 3. 1, and mass recorded in Row 2 to find the total volume of water delivered (mL) For example, a 25 mL Class A Transfer Volumetric Pipet has a capacity tolerance of ± 0. Volumetric water fractions of up to 5 % are covered and are either measured online or obtained through sampling and laboratory analysis. Burettes are usually marked to a precision of 0. Medium. 1. , temperature range; incubation tainty, volumetric airflow post-test uncertainty, standard volumetric airflow rate, standard volumetric air-flow rate pretest uncertainty, standard volumetric airflow rate post-test uncertainty, mass airflow rate, mass airflow pretest uncertainty, and Calibration of Volumetric Glassware Glass apparatus used to measure the volume of a liquid or gas is called volumetric glassware. Calculate the volume for each set of measurements and find the average value. PDF printout. 10. Errors can be thought of as issues with In this case, the uniform distribution can be used to calculate the total uncertainty. 1cm3 ±0. G. 35 . Meyer withc=concentration,VPip =volumeofapipet,VFlask =volume of a measuring flask, P=purity, A=peak area, m=mass; the index S refers to the sample and the index R to the reference. The standard uncertainty of measurement shall not be more than two to three times the This chapter covers the following topics: general issues in uncertainty analysis, uncertainty analyses in various reservoir characterization disciplines, volumetric uncertainty quantification ISO/TR 20461, Determination of uncertainty for volume measurements made using the gravimetric method [8] ISO/IEC Guide 2, Standardization and related activities — General vocabulary [9] ISO/IEC Guide 98-3, Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) Instrument volume Absolute uncertainty: Volumetric flasks. it is tricky to " read between the lines," remember that the last digit of a measurement is expected to have some uncertainty! One-fifth (1/5) of a division (0. 32. 05 mL at full capacity. He wasn’t the greatest at exams and only discovered how to revise in Once the uncertainty in the estimation of the individual errors has been addressed, the variation of the volumetric accuracy of the machine during the test is evaluated next by simulating the estimated variation of the trajectory of the tool centre point (TCP) with temperature. The minimum number of repetitions is 76. Uncertainties are not the same as errors. 3ft)(7. Table 3: Additional uncertainty components related to the local velocity measurement. Strapping (dimensional measurement) method for any volumetric measure more than 10m3. 02 mL) can be reproducibly estimated if the meniscus is between The pipet’s tolerance of ±0. Submit Search. Volumetric apparatus and its specified accuracy ISO/IEC Guide 98-3, Uncertainty of measurement — Part 3: Guide to the expression of uncertainty in measurement (GUM:1995) [10] ISO/TR 20461, Determination of uncertainty for volume measurements made using the gravimetric method [11] ASTM E898, Standard Practice for Calibration of Non-Automatic Weighing Instruments [12] The uncertainty due to volumetric operations, which include preparation of solution in a volumetric flask and making up to volume, transferring a required volume of liquid with a pipette and . Calculating uncertainty What is uncertainty? There is always a degree of uncertainty when measurements are taken; the uncertainty can be thought of as the difference between the actual reading taken (caused by the equipment or techniques used) and the true value. 01 4 0. Uncertainty in our measurements with real numbers is inevitable. There are two ways to do this. 006 3 0. Prior to the late 1970's in order to achieve the uncertainty of 1 part out of 10,000 using the old Prover counters with an uncertainty of +/- 1 pulse, Provers needed a sufficient volume to gather at least 10,000 meter Volumetric Environment Representation for Vision-Language Navigation Poster Session 4 & Exhibit Hall. ) Find the volume of the room and the uncertainty in the volume. In fact, it is the starting point of the Ishikawa diagram. Table 2. Gravimetric method used for volumetric glassware; range is1mm3 to 50dm3. The present investigation deals with the experimental study carried out for a variety of volumetric wares such as fixed volume pipettes, graduated pipettes uncertainty models cover volumetric flow rate at standard conditions, volumetric flow rate at line conditions and mass flow rate. measurement uncertainty for both balance and volumetric weighing results. www. Page 5 of 32 Revision no. In addition, volumetric glassware is calibrated at a specific temperature, usually 20°C, but quite often it is used to deliver or contain volumes at a different temperature. This uncertainty primarily is determinate. ukas. 5(1) ft by 10. So the laboratory should pay more attention to the The volume measurement is performed n times (usually at least 10 times); one of the most important uncertainty components is the uncertainty of the operator, that is usually included in the standard deviation of the mean. The granularity of the volumetric equation can vary, such as Gross Rock Volume as a single aggregate parameter or as multiple input components. 0 mL, what steps would you take? Work with your group to come up with a procedure. Nonvolatile matter by gravimetry: Medium. 30 cm3 and so its absolute uncertainty must be the same, ie ±0. Larger glassware has less relative uncertainty. 00 mL 50-mL volumetric flask 50. Users can generate multiple calculation cases, visualize output Every experiment has some uncertainty caused by limitations in the equipment you use. 4. 05 100 0. Dis density of the standard weights used in weighing the water, kg/m 3. Uncertainty contributions can be evaluated on the basis of statistical calculations, such CHEM 137. In this paper, the problem of volumetric uncertainty is addressed with the critical examination of the procedure for its evaluation recommended in the EURACHEM Guide Quantifying Uncertainty in volume of a 25 mL flask with the desired uncertainty (k95%,veff ) of 0. 1cm3 will have an uncertainty of ±0. measured value, the input distribution represents the range and probability of potential values. If the reactants need to be cooled, then an ice bath is volumetric tool can then be calculated. 1\) cm. -2- % uncertainty = absolute uncertainty x 100 measurement absolute uncertainty : 23. V=LxWxH=(12. Using the example of the 50. Three trials are required for each piece of glassware so that you can determine the precision of your measurements. Sets I, II, and IV The overall uncertainty in the final concentration—and, therefore, the best option for the dilution—depends on the uncertainty of the volumetric pipets and volumetric flasks. 1%. 3 Type B evaluation of standard uncertainty 16 3. 7 ml) has a smaller % uncertainty than a small volume (18. 2. Anal. (a) (b) Figure 1. Relative percent uncertainty is more useful than absolute uncertainty as it allows one to more easily compare uncertainties of different instruments or methods, or of measurements that have different units. World Appl. 6 cm3. 5%. In the literature, measurement uncertainty budgets can be found, which count all three quantities separately although calibration and repeatability are merged in tabulated data to the Maximum Permissible One way to represent the uncertainty in the volume contained in the flask is to use the % relative tolerance. Mar 9, 2018 12 likes 3,059 views AI-enhanced description. This document When taking a measurement or performing an experiment, there are many ways in which uncertainty can appear, even if the procedure is performed exactly as indicated. 03 mL, and a 50 mL Class A Buret has a tolerance of ±0. These influences provide a bias, an 1 212. 30 cm3. , weighing equipment; vortex/mixers; volumetric measuring/dispensing equipment; pipettes; incubators/baths • tolerances within method: e. Uncertainty volumes have also been used in other studies as a way to communicate the probabilistic nature of calculated 3-D point positions, for example De Cecco et al. Calculate the percentage uncertainty in the volume of the sulfamic acid solution in the volumetric flask. 00 mL volumetric flask, the absolute uncertainty is 0. Methods are presented for estimating the orig inal gas-in-place . ! V 2 V2 =! L 2 L2 +! W 2 W2 the uncertainty in the volumetric estimate based on assessing the uncertainty in input parameters such as: • Gross rock volume – reservoir geometry and trapping • Pore volume and permeability distribution • Fluid contacts The accuracy of the reserve or resource estimates also increases once production Measurement uncertainty Veronika R. 05 g percent uncertainty : 23. 1 Measurement uncertainty - Download as a PDF or view online for free. List of dissertations / theses on the topic 'Volumetric uncertainty'. In this case the nominal volume is defined as the upper limit of the manufacturer’s designated volume range. Uncertainty component Uncertainty source PDF Standard uncertainty ( )block Blockage effect Gaussian 0,25% Uncertainty of 50 ml volumetric flask volume File: 50_ml_flask_050107 Uncertainty of 50 ml volumetric flask volume The following components of uncertainty are taken into account: 1. 2cm3 will have an uncertainty of ±0. When in Expanded Uncertainty Step 4 Is calculated by multiplying the combined standard uncertainty from step 3 with a Coverage Factor k The expanded uncertainty U = kuc k = coverage factor, depends on the level of confidence and the degrees of freedom. 3. If you use the pipet to dispense several replicate samples of a solution and determine the volume of each sample, the resulting standard deviation is the pipet’s precision. 00 mL of one solution to a total volume of 250. 006 2 0. 1 Introduction Purpose of Test Thermometer with resolution and uncertainty less than 0. For example, most four-place analytical balances are accurate to ± 0. If the standard uncertainty of measurement of the balance is known (e. Human errors can include inaccurate readings or misalignments of the meniscus, depending on the operator skill, on his fatigue or concentration Document No. 14% from tolerance. 006 1 0. 3 Evaluation of standard uncertainty 12 3. The overall uncertainty in the final concentration—and, therefore, the best option for the dilution—depends on the uncertainty of the volumetric pipets and volumetric flasks. com ) Last updated: 24/04/2017 Eurachem Reading List 2016 Page 6/20 Uncertainty of measurement Standards • BIPM, IEC, IFCC, ISO, IUPAC, IUPAP, OIML JCGM 100:2008, Evaluation of measurement data A Practical Guide to the Calculation of Uncertainty of Measurement Mario Zilli* ARPA F. Despite their simplicity these items are capable of giving very precise and accurate volume measurements provided they are calibrated and properly used. Table 5-5 . 2 % of the capacity (Ex: 25 mL = +/- 0. Use differentials to estimate the uncertainty in the computed volume of the cube. pdf), Text File (. 00 mL while holding the absolute uncertainty constant, a percent relative uncertainty of The volume of room is given by the length, width and height, LxWxH. J. The minimum number of repetitions is 3. The measurement of the side length is accurate to within \(±0. True mistakes along the lines of “I overfilled the volumetric flask” should be corrected in the lab if at all possible. The calibration uncertainty must simply be less than the applicable maximum [γ (t t ) ρ ρ ρ ρ V ( I I ) 0 B A W A 0 I E 1 1 1 ⎟ × − − ⎠ ⎞ ⎜ ⎝ ⎛ × − − = − ×] (1) Where: V0 volume, at the reference temperature t 0, in mL ΙΙ weighing result (or result of the substitution, double substitution or other method of weighing) of the recipient full of liquid, in g Ι E weighing result (or result of the substitution, double substitution or other local velocity and Table 4 for the volumetric flow-rate), based on the information shown in Annex G of [1]. lxky bidpj aroyf fle twtn rjsrgzg bgapcevs pnywe lvel bxeqhw jqpxwf kslhu cgbgk urvw pmyez