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ISO 3987 Petroleum products - Lubricating oils and additives - Determination of
ISO 3987 Petroleum products - Lubricating oils and additives - Determination of sulfated ashWARNING - 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 ...
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ISO 20884 Petroleum products - Determination of sulfur content of automotive fue
ISO 20884 Petroleum products - Determination of sulfur content of automotive fuels - Wavelength-dispersive X-ray fluorescence spectrometry11 Expression of resultsReport the sulfur content of the sample to the nearest 0.1 mg/kg between 5 mg/kg and 99 mg/kg, and to the nearest 1 mg/kg between 100 mg/kg ...
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ISO 20884 Petroleum products - Determination of sulfur content of automotive fue
ISO 20884 Petroleum products - Determination of sulfur content of automotive fuels - Wavelength-dispersive X-ray fluorescence spectrometry10 ProcedureCAUTION - Some samples such as process rundown streams can contain finely dispersed iron sulfide which can drop onto the cell window, giving erroneously ...
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ISO 20884 Petroleum products - Determination of sulfur content of automotive fue
ISO 20884 Petroleum products - Determination of sulfur content of automotive fuels - Wavelength-dispersive X-ray fluorescence spectrometry6 SamplingUnless otherwise specified, samples shall be taken by the procedures described in ISO 3170 or ISO 3171.7 Calibration solutions7.1 Blank solutionUse white ...
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ISO 20884 Petroleum products - Determination of sulfur content of automotive fue
ISO 20884 Petroleum products - Determination of sulfur content of automotive fuels - Wavelength-dispersive X-ray fluorescence spectrometry4 Reagents4.1 Dibutylsulfide, of nominal sulfur content 21.92 % (m/m), or dibutyldisulfide, of nominal sulfur content 35.95 % (m/m), used as a calibrating substance ...
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ISO 20884 Petroleum products - Determination of sulfur content of automotive fue
ISO 20884 Petroleum products - Determination of sulfur content of automotive fuels - Wavelength-dispersive X-ray fluorescence spectrometryWARNING - The use of this International Standard may involve hazardous materials, operations and equipment. This International Standard does not purport to address ...
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ISO 20846 Petroleum products - Determination of sulfur content of automotive fue
ISO 20846 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fuorescence method11 Expression of resultsReport the sulfur content of the sample, in milligrams per kilogram (mg/kg), to the nearest 1 mg/kg above 60 mg/kg and to the nearest 0.1 mg/kg below 60 mg/kg.12 ...
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ISO 20846 Petroleum products - Determination of sulfur content of automotive fue
ISO 20846 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fuorescence method9 Procedure9.1 Determine the density of the sample, in accordance with the hydrometer method specifed in ISO 3675 or the oscillating U-tube method specifed in ISO 12185.If the temperature ...
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ISO 20846 Petroleum products - Determination of sulfur content of automotive fue
ISO 20846 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fuorescence method6 Sampling6.1 Unless otherwise specifed, obtain the laboratory sample by the procedures described in ISO 3170 for manual sampling, or ISO 3171 for automatic pipeline sampling. To preserve ...
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ISO 20846 Petroleum products - Determination of sulfur content of automotive fue
ISO 20846 Petroleum products - Determination of sulfur content of automotive fuels - Ultraviolet fuorescence method4 Reagents and materials4.1 Inert gas, argon or helium, high purity grade with a minimum purity of 99.998 % (V/V).4.2 Oxygen, high purity grade with a minimum purity of 99.75 % (V/V).CAUTION ...
