HOME   Cart(0)   Quotation   About-Us Policy PDFs Standard-List
www.ChineseStandard.net Database: 189760 (25 Oct 2025)

GB/T 31407-2015 English PDF

US$189.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 31407-2015: Determination of iodopropynyl butylcarbamate in cosmetics -- Gas chromatography method
Status: Valid
Standard IDContents [version]USDSTEP2[PDF] delivered inStandard Title (Description)StatusPDF
GB/T 31407-2015English189 Add to Cart 3 days [Need to translate] Determination of iodopropynyl butylcarbamate in cosmetics -- Gas chromatography method Valid GB/T 31407-2015

PDF similar to GB/T 31407-2015


Standard similar to GB/T 31407-2015

GB/T 29679   GB/T 29665   GB/T 29680   GB/T 45212   GB/T 31408   

Basic data

Standard ID GB/T 31407-2015 (GB/T31407-2015)
Description (Translated English) Determination of iodopropynyl butylcarbamate in cosmetics -- Gas chromatography method
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard Y42
Classification of International Standard 71.100.70
Word Count Estimation 9,998
Date of Issue 2015-05-15
Date of Implementation 2015-09-30
Quoted Standard GB/T 6682
Regulation (derived from) National Standard Announcement 2015 No. 15
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This Standard specifies the cosmetics iodopropynyl butylcarbamate esters by gas chromatography (GC) measurement method and gas chromatography - mass spectrometry (GC-MS) method was confirmed. This Standard is applicable to the determination of iodine propynyl butyl carbamate alcohol in cosmetics.

GB/T 31407-2015: Determination of iodopropynyl butylcarbamate in cosmetics -- Gas chromatography method


---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
Determination of iodopropynyl butylcarbamate in cosmeties. Gas chromatography method ICS 71.100.70 Y42 National Standards of People's Republic of China Determination of cosmetics iodopropynyl butylcarbamate ester Gas chromatography Issued on. 2015-05-15 2015-09-30 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. This standard by the National Quality Supervision key product testing method Standardization Technical Committee (SAC/TC374) and focal points. This standard was drafted. Guangzhou Quality Supervision and Testing Institute, Guangzhou Liby Enterprise Group Co., Limited Guangzhou Jie Bao daily necessities The company, the State Quality Supervision and Inspection Center Cosmetics (Guangzhou), Guangzhou City Branch of cosmetics research, Ltd., Guangdong pill Biotech Shares Limited. The main drafters of this standard. Xian Yanping, Yu-luan, Liu Chunsheng, Luo Haiying, Chen meaning light, Chen Liwei, Wang Li, Wang, Yang Xin, Dong Hao, Huang Yufeng, Guo Changhong, Xie Jian, Yangzuo Yi, Ling Chao, Ouyang Bu Qing, Fang Yongsheng. Determination of cosmetics iodopropynyl butylcarbamate ester Gas chromatography

1 Scope

This standard specifies the cosmetics iodopropynyl butylcarbamate esters by gas chromatography (GC) and gas chromatography measurement method - mass spectrometry (GC-MS) method was confirmed. This standard applies to the determination iodopropynyl butylcarbamate esters in cosmetics.

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. Laboratory use specifications and test methods GB/T 6682 Analysis Principle 3 Sample of iodopropynyl butyl carbamate alcohol by ultrasonic extraction solvent, dehydrated over anhydrous sodium sulfate, determined by gas chromatography, the external standard method Quantified by gas chromatography - mass spectrometry (SIM).

4 Reagents and materials

4.1 Water. GB/T 6682 provided a water. 4.2 Methanol. chromatographically pure. 4.3 THF. AR. 4.4 ol iodopropynyl butylcarbamate standard substance. purity ≥99%; CAS. 55406-53-6. 4.5 anhydrous sodium sulfate. AR, burning at 650 ℃ 4h, stored in a sealed desiccator. 4.6 Sodium chloride. AR. 4.7 methanol - tetrahydrofuran. V (methanol) V (THF) = 73. 4.8 methanol - water. V (methanol) V (water) = 73. 4.9 standard stock solution (5.0mg/mL). Weigh accurately standard substance (4.4) 50.0mg, dissolved in methanol and set the volume to 10mL. 4.10 standard working solution. Pipette appropriate amount of stock standard solution (4.9), a stepwise diluted with methanol concentrations were 0μg/mL, 0.050μg/mL, 0.20μg/mL, 1.00μg/mL, 2.00μg/mL, 5.00μg/mL series of standard working solution. 5. Apparatus 5.1 Gas chromatograph. with electron capture detector (ECD) detector. 5.2 Gas chromatography - mass spectrometry. source with electron impact (EI) source. 5.3 Analytical balance. accuracy of 0.1mg and 0.01g. 5.4 ultrasonic cleaning. ultrasonic power 250W.

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 31407-2015_English be delivered?

Answer: Upon your order, we will start to translate GB/T 31407-2015_English as soon as possible, and keep you informed of the progress. The lead time is typically 1 ~ 3 working days. The lengthier the document the longer the lead time.

Question 2: Can I share the purchased PDF of GB/T 31407-2015_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 31407-2015_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Question 3: Does the price include tax/VAT?

Answer: Yes. Our tax invoice, downloaded/delivered in 9 seconds, includes all tax/VAT and complies with 100+ countries' tax regulations (tax exempted in 100+ countries) -- See Avoidance of Double Taxation Agreements (DTAs): List of DTAs signed between Singapore and 100+ countries

Question 4: Do you accept my currency other than USD?

Answer: Yes. If you need your currency to be printed on the invoice, please write an email to [email protected]. In 2 working-hours, we will create a special link for you to pay in any currencies. Otherwise, follow the normal steps: Add to Cart -- Checkout -- Select your currency to pay.