GB/T 35953-2018 Translated English of Chinese Standard. (GBT 35953-2018, GB/T35953-2018, GBT35953-2018): Determination of restricted dichloromethane and 1,1,1-trichloroethane in cosmetics - Headspace gas chromatography

앞표지
https://www.chinesestandard.net, 2019. 2. 2. - 10페이지
This Standard specifies reagents and materials, instruments and equipment, analytical procedures, calculation of results, recovery and precision, allowable difference, etc. of headspace gas chromatography for dichloromethane and 1,1,1-trichloroethane in cosmetics. This Standard is applicable to the determinations of dichloromethane and 1,1,1-trichloroethane in cream, milk, liquid, water cosmetics. The detection limits of this Standard for dichloromethane and 1,1,1-trichloroethane are 0.070mg/kg and 0.0010mg/kg, respectively. The limits of quantification are 0.25mg/kg and 0.0050mg/kg, respectively.
 

선택된 페이지

목차

Foreword
3
Scope
4
Reagents and materials
5
Calculation of result
7
Annex A informative CAS number molecular formula relative molecular mass and structural formula of dichloromethane and 111trichloroethane
9
Annex B informative Gas chromatograms of dichloromethane and 111
10

저자 정보 (2019)

https://www.chinesestandard.net specializes in providing translation services of all Chinese Standards.

도서 문헌정보