SN/T 3052-2011Food contact materials for export. Polymers. Determination of tricresyl phosphate in polyvinylchloride. Gas chromatography (English PDF)

SN/T 3052-2011 is the English-translated version of 出口食品接触材料 高分子材料 聚氯乙烯(PVC)制品中磷酸甲苯酯的测定.

SN/T 3052-2011 — This standard specifies the gas chromatographic method of polyvinyl chloride (PVC) products in toluene phosphate ester.

This standard applies to polyvinyl chloride (PVC) as raw material for food containers, food packaging films and other food contact materials A phosphate Phenyl ester [three isomers. o-cresyl phosphate, tris (tri-o-tolylphosphate), phosphoric acid ester three toluene (tri-m-tolylphosphate) and phosphorus Tris toluene ester (tri-p-tolylphosphate)] of determination.

Principle 2 After the polyvinyl chloride (PVC) products, cut it into pieces, dissolved in tetrahydrofuran with methanol PVC polymer precipitated, filtered, washed with methanol the solution was diluted to volume after using a flame photometric detector, within the standard method.

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 5 pages — is available in the English PDF.

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