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ISO 2456:1986

Surface active agents -- Water used as a solvent for tests -- Specification and test methods

The following requirements are specified: residue after evaporation, electrical conductivity, oxidizable matter expressed in oxygen content, absorbance at 254 nm and 1 cm cell optical path length: 0.01 units max., reactive silica content, surface tension. The corresponding methods of test are specified in an annex.

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International Organization for Standardization [iso]

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