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bituminous coal or hard coal
BS EN 1295-1 covers pipes and systems whether operating at atmospheric
Specifications are included for bounded and unbounded integer datatypes
alloy desinations
Leather. Chemical tests for the determination of certain azo colorants in dyed leathers - Determination of 4-aminoazobenzene Ingestion-build-89079 bituminous coal or hard coal1 Scope This part of ISO 17234 is supplementary to ISO 17234 1 and describes a special procedure to detect the use of certain azo colorants in commodities, which can release 4 aminoazobenzene. The procedure also detects 4 aminoazobenzene (Solvent Yellow 1) which is already available as free amine in commodities without reducing pretreatment. Azo colorants that are able to form 4 aminoazobenzene generate, under the conditions of ISO 17234 1, the amines
US$ 134.00
US$ 134.00
US$ 134.00