Home Cart Quotation About-Us
www.ChineseStandard.net
SEARCH

GB/T 43777-2024 English PDF

Q: How long will the true-PDF of English version of GB/T 43777-2024 be delivered?

Upon your order, we will start to translate GB/T 43777-2024_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.

Q: Can I share the purchased PDF of GB/T 43777-2024_English with my colleagues?

Yes. The purchased PDF of GB/T 43777-2024_English will be deemed to be sold to your employer/organization who actually pays for it, including your colleagues and your employer's intranet.

Q: Does the price include tax/VAT?

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). Avoidance of Double Taxation Agreements (DTAs) between Singapore and 100+ Countries: https://www.iras.gov.sg/taxes/international-tax

Q: Do you accept my currency other than USD?

Yes. If you need your currency to be printed on the invoice, please write an email to Sales@ChineseStandard.net. 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.

US$219.00 · In stock
Delivery: <= 3 days. True-PDF full-copy in English will be manually translated and delivered via email.
GB/T 43777-2024: Determination of functional component astaxanthin in cosmetics - High performance liquid chromatography
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 43777-2024	219	Add to Cart	3 days	Determination of functional component astaxanthin in cosmetics - High performance liquid chromatography	Valid

Similar standards

GB/T 42425 GB/T 40146 GB/T 37625 GB/T 45213 GB/T 45212

Basic data

Standard ID: GB/T 43777-2024 (GB/T43777-2024)
Description (Translated English): Determination of functional component astaxanthin in cosmetics - High performance liquid chromatography
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: Y42
Classification of International Standard: 71.100.70
Word Count Estimation: 10,167
Date of Issue: 2024-03-15
Date of Implementation: 2024-10-01
Issuing agency(ies): State Administration for Market Regulation, China National Standardization Administration

GB/T 43777-2024: Determination of functional component astaxanthin in cosmetics - High performance liquid chromatography

---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.
ICS 71.100.70 CCSY42 National Standards of People's Republic of China Determination of Astaxanthin, an Effective Component in Cosmetics High performance liquid chromatography Released on 2024-03-15 2024-10-01 Implementation State Administration for Market Regulation The National Standardization Administration issued

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1.Structure and drafting rules for standardization documents" Drafting. Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents. This document was proposed by China Light Industry Federation. This document is under the jurisdiction of the National Technical Committee on Standardization of Flavors and Fragrances and Cosmetics (SAC/TC257). This document was drafted by. Beijing Product Quality Supervision and Inspection Institute, Huzhou Jiaheng Industrial Co., Ltd., Anke Cosmetics (Zhejiang) Co., Ltd. Ltd., Shanghai Institute of Spice Co., Ltd., Yunnan Beitani Biotechnology Group Co., Ltd., Xi'an Product Quality Supervision and Inspection Co., Ltd. Inspection hospital. The main drafters of this document are. Lu Xiaorui, Du Hongmiao, Wang Jing, Yang Meng, Sun Yana, Ban Nan, Yang Bin, Cao Ping, Kang Wei, Chen Jun, Su Wenrou, Wang Feifei, Zhang Yaowu, Zhang Yafang, Xu Haidong, and Qi Yue. Determination of Astaxanthin, an Effective Component in Cosmetics High performance liquid chromatography Warning---People who use this document should have practical experience in formal laboratory work. This document does not address all possible safety issues. The user is responsible for taking appropriate safety and health measures and ensuring that the conditions are met in accordance with relevant national regulations.

1 Scope

This document describes the principle, reagents and materials, instrumentation, test procedures, Experimental data processing, recovery rate, precision, etc. This document is applicable to the determination of astaxanthin in cosmetics such as aqueous solutions, emulsions, creams and facial masks. The detection limit of the method in this document is 0.15 mg/kg and the quantification limit is 0.50 mg/kg.

2 Normative references

The contents of the following documents constitute the essential clauses of this document through normative references in this document. For referenced documents without a date, only the version corresponding to that date applies to this document; for referenced documents without a date, the latest version (including all amendments) applies to This document. GB/T 6682 Specifications and test methods for water used in analytical laboratories

3 Terms and definitions

There are no terms or definitions that require definition in this document.

4 Principle

After the sample was saponified, the astaxanthin esters were converted into free astaxanthin. The ionization was carried out, the detection was carried out by diode array detector, the qualitative analysis was carried out by retention time and chromatogram, and the quantitative analysis was carried out by internal standard method.

5 Reagents and Materials

5.1 Water. GB/T 6682, Grade 1. 5.2 Astaxanthin standard substance. purity not less than 95%, CAS number 472-61-7. 5.3 β-Apocarotene aldehyde standard substance. purity not less than 95%, CAS number is 1107-26-2. 5.4 Acetone. high purity. 5.5 Methanol. chromatographic grade. 5.6 Dichloromethane. high purity. 5.7 Sodium hydroxide. analytical grade. 5.8 Butylated hydroxytoluene (BHT). analytical grade. 5.9 Phosphoric acid. analytical grade. 5.10 Methanol-dichloromethane solution. Take 750 mL of methanol and 250 mL of dichloromethane, add 0.2 g of BHT, and mix well. ......

Image

Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of GB/T 43777-2024_English be delivered?

Answer: Upon your order, we will start to translate GB/T 43777-2024_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 43777-2024_English with my colleagues?

Answer: Yes. The purchased PDF of GB/T 43777-2024_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 Sales@ChineseStandard.net. 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.