HG/T 4213-2011Phosphorus oxychloride for industrial use - Determination of iron content - Spectrophotometric method (English PDF)

HG/T 4213-2011 is the English-translated version of 工业用三氯氧磷 铁含量的测定 分光光度法.

HG/T 4213-2011 is a recommended Chinese chemical industry standard covering the determination of iron in phosphorus oxychloride for industrial use. It sets out the spectrophotometric procedure by which the iron content of the product is measured. It applies to industrial phosphorus oxychloride whose iron content is 0.0001% or higher. The standard sits in group G13 of the Chinese classification and under 71.060.50 internationally, among the analytical methods for industrial phosphorus chlorides. GB/T 602, GB/T 603 and GB/T 6682 are the documents it quotes. Issued on 20 December 2011, it has applied since 1 July 2012.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

HG/T 5042-2016|HG/T 4210-2011|HG/T 4211-2011|HG/T 4212-2011|GB/T 6730.19-2016|GB/T 223.59-2008

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