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ISO 4259 Petroleum products - Determination and application of precision data in
ISO 4259 Petroleum products - Determination and application of precision data in relation to methods of test6 Analysis of variance, calculation and expression of precision estimates6.1 GeneralAfter the data have been inspected for uniformity, a transformation has been performed if necessary, and any ...
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ISO 4259 Petroleum products - Determination and application of precision data in
ISO 4259 Petroleum products - Determination and application of precision data in relation to methods of test5 Inspection of inter-laboratory results for uniformity and for outliers5.1 GeneralIn 5.2 to 5.7, procedures are specified for examining the results reported in a statistically designed inter-laboratory ...
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ISO 4259 Petroleum products - Determination and application of precision data in
ISO 4259 Petroleum products - Determination and application of precision data in relation to methods of test4 Stages in the planning of an inter-laboratory test programme for the determination of the precision of a test method4.1 GeneralThe stages in planning an inter-laboratory test programme are as ...
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ISO 4259 Petroleum products - Determination and application of precision data in
ISO 4259 Petroleum products - Determination and application of precision data in relation to methods of test1 ScopeThis International Standard covers the calculation of precision estimates and their application to specifications. In particular, it contains definitions of relevant statistical terms (Clause ...
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ISO 3679 Determination of flash point - Rapid equilibrium closed cup method
ISO 3679 Determination of flash point - Rapid equilibrium closed cup method12 Expression of resultsReport the flash point, corrected to standard atmospheric pressure, rounded either to the nearest 0.5 °C or to the nearest 1.0 °C, as specified.Report the test interval (0.5 °C or 1.0 °C).Report the ...
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ISO 3679 Determination of flash point - Rapid equilibrium closed cup method
ISO 3679 Determination of flash point - Rapid equilibrium closed cup method10 Procedure10.1 General10.1.1 Follow the manufacturer's instructions for setting the test temperature to the required flash point temperature.10.1.2 When testing fatty acid methyl esters (FAME), the flash point detector (A.1.6) ...
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ISO 3679 Determination of flash point - Rapid equilibrium closed cup method
ISO 3679 Determination of flash point - Rapid equilibrium closed cup method8 Sampling8.1 Unless otherwise specified, obtain samples in accordance with the procedures given in ISO 15528, ISO 3170 or ISO 3171 or an equivalent national standard.8.2 Place sufficient sample volume for testing in a tightly ...
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ISO 3679 Determination of flash point - Rapid equilibrium closed cup method
ISO 3679 Determination of flash point - Rapid equilibrium closed cup method5 Reagents and materials5.1 Cleaning solventAn appropriate solvent for the removal of traces of the previous test portion from the test cup and cover.NOTE The choice of solvent will depend upon the previous material tested and ...
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ISO 3679 Determination of flash point - Rapid equilibrium closed cup method
ISO 3679 Determination of flash point - Rapid equilibrium closed cup methodWARNING - The use of this International Standard may involve hazardous materials, operations and equipment. This International Standard does not purport to address all of the safety problems associated with its use. It is the ...
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ISO 2160 Petroleum products - Corrosiveness to copper - Copper strip test
ISO 2160 Petroleum products - Corrosiveness to copper - Copper strip test9 Interpretation of results9.1 Interpret the corrosiveness of the test portion in accordance with one of the classifications for the corrosion standards as listed in table 1.9.2 When a strip is in the obvious transition state between ...
