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sodium pca sodium pca scopethis standard % sodium pca sodium glutamate sodium pyrrolidone carboxylate additive xylooligosaccharides chromatography-triple quadrupole mass spectrometry introduction analysis specified cryptographic techniques
QB/T 4950-2016 in English

QB/T 4950-2016 in English

VALID

Cosmetic ingredients. Sodium PCA

  • Issued on:2016-04-05
  • Implemented on:2016-09-01
  • File Format:PDF
  • Delivery:Via email within 1~3 business days
Price(USD): $160.00
$156.00

本标准规定了化妆品用原料PCA钠(吡咯烷酮羧酸钠)(L型,DL型)的分类、要求、试验方法、检验规则、标志、包装、运输、贮存和保质期。
本标准适用于以谷氨酸钠为原料通过化学半合成方法制造的,应用于化妆品保湿剂的50%PCA钠水溶液。


Scope

This standard specifies the classification, requirements, test methods, inspection rules, marking, packaging, transportation, storage and shelf life of sodium PCA (sodium pyrrolidone carboxylate) (type L, type DL) used in cosmetics. This standard applies to 50% sodium PCA aqueous solution manufactured by chemical semi-synthetic method using sodium glutamate as raw material and used as cosmetic mois urizer.

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