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GB/T 29668-2013: Cosmetic preservative -- Diazolidinyl urea
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GB/T 29668-2013	English	189	Add to Cart	3 days [Need to translate]	Cosmetic preservative -- Diazolidinyl urea

GB/T 29668-2013: Cosmetic preservative -- Diazolidinyl urea

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Cosmetic preservative.Diazolidinyl urea ICS 71.100.70 Y42 National Standards of People's Republic of China Cosmetic preservatives Bis (hydroxymethyl) imidazolidinyl urea Issued on. 2013-09-06 2014-02-15 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China National Light Industry Council. This standard by the National Standardization Technical Committee flavors and fragrances of cosmetics (SAC/TC257) centralized. Drafting of this standard. Shanghai Light Industry Research Institute Co., Ltd., Shanghai Daily Chemical Industry Research Institute, Beijing Samp biochemical Science Technology Co., Ltd., Shanghai Jahwa United Co., Ltd., Beijing P & G Technology Co., Ltd. Perfect (China) Co., Ltd. Involved in the drafting of the standard units. Day of the Chamber of Commerce in Guangdong Province, Shanghai Daily Chemical Industry Association. The main drafters of this standard. a strong positive, Shen Min, Chen Yijun, Li Jing, Shiwen Juan, Wang Hanzhou, Qiu Ying, HE Rui, LI Xiao-min, Kang Wei. Cosmetic preservatives Bis (hydroxymethyl) imidazolidinyl urea

1 Scope

This standard specifies the cosmetic preservative bis (hydroxymethyl) imidazole alkyl urea requirements, test methods, inspection rules, packaging, labeling, transportation Transport and storage, shelf life. This standard applies to bis (hydroxymethyl) imidazolidinyl urea. Bis (hydroxymethyl) imidazolidinyl urea formaldehyde and allantoin as raw materials in alkaline strip Under the reaction member, the application of a cosmetic preservative.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document. GB/T 6679-2003 General rules for sampling solid chemical products GB/T 9741 Determination of residue on ignition Chemicals General method Determination of GB/T 13531.1 Cosmetics common method of pH test Hygienic Standard for Cosmetics (2007 edition) People's Republic of China Pharmacopoeia (2010 edition) two Volume (2010) Drug IR set fourth 3 chemical name, structural formula, molecular formula, molecular weight and CAS number Chemical name. N- (1,3- dimethylol-2,5-dione-4-imidazolyl-alkyl) -N, N'- dimethylol urea Chemical Structure. Molecular formula. C8H14N4O7 Molecular Weight. 278.221 (at 2009 international atomic weight) CAS. 78491-02-8

4 Requirements

4.1 Characters White flowing powder, slightly characteristic odor. ...