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Standards Worldwide
Standards Worldwide
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Maschinenbau und Messwesen

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Standard [CURRENT] 2023-07

ISO 7059:2023-07
Caprolactam for industrial use - Determination of absorbance at a wavelength of 290 nm

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Standard [CURRENT] 2023-07

ISO 8112:2023-07
Caprolactam for industrial use - Determination of colour of 50 % aqueous caprolactam solution, expressed in Hazen units (platinum-cobalt scale) - Spectrometric method

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Standard [CURRENT] 2023-08-04

BS ISO 7059:2023-08-04
Caprolactam for industrial use. Determination of absorbance at a wavelength of 290 nm

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Standard [CURRENT] 2023-08-04

BS ISO 8112:2023-08-04
Caprolactam for industrial use. Determination of colour of 50 % aqueous caprolactam solution, expressed in Hazen units (platinum-cobalt scale). Spectrometric method

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Standard [CURRENT] 2002-07-15

BS ISO 8660:2002-07-15
Plastics. Determination of permanganate absorption number of caprolactam. Spectrometric method

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Standard [CURRENT] 2007

ASTM D 2074:2007
Standard Test Methods for Total, Primary, Secondary, and Tertiary Amine Values of Fatty Amines by Alternative Indicator Method

1.1 These alternative test methods cover the indicator procedure for determining the total, primary, secondary, and tertiary amine values of fatty amines. These procedures are not applicable to ...

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Standard [CURRENT] 2022

ASTM D 4471:2022
Standard Test Method for Pyridine Bases in Cresylic Acid by Direct Titration

1.1 This test method covers the determination of pyridine and other basic nitrogen impurities in crude and refined cresylic acids streams, including mixtures. 1.2 This test method is applicable ...

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Standard [CURRENT] 2019

ASTM D 4877:2019
Standard Test Method for Polyurethane Raw Materials: Determination of APHA Color in Isocyanates

1.1 This test method measures the color of clear liquids. It is applicable only to materials whose color-producing bodies have light-absorption characteristics similar to those of the platinum ...

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Standard [CURRENT] 2004

ASTM E 579:2004
Standard Test Method for Limit of Detection of Fluorescence of Quinine Sulfate in Solution

1.1 This test method employs the signal-to-noise ratio to determine the sensitivity of a fluorescence measuring system in testing for the limit of detection (LOD) of quinine sulfate dihydrate in ...

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