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SN/T 3825-2014 English PDF

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US$319.00 · In stock
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SN/T 3825-2014: Speciation analysis of antimony(Ⅲ)and antimony(Ⅴ)in cosmetics and its materials
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
SN/T 3825-2014	319	Add to Cart	3 days	Speciation analysis of antimony(Ⅲ)and antimony(Ⅴ)in cosmetics and its materials	Valid

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Basic data

Standard ID: SN/T 3825-2014 (SN/T3825-2014)
Description (Translated English): Speciation analysis of antimony(��)and antimony(��)in cosmetics and its materials
Sector / Industry: Commodity Inspection Standard (Recommended)
Classification of Chinese Standard: Y42
Classification of International Standard: 71.100.70
Word Count Estimation: 12,10
Quoted Standard: GB/T 6682
Regulation (derived from): AQSIQ notification issued in 2014 on the first batch of 230 industry-standard entry-exit inspection and quarantine
Issuing agency(ies): General Administration of Customs
Summary: This Standard specifies the liquid chromatography and hydride generation atomic fluorescence spectrometry to detect and cosmetic raw materials trivalent antimony [Sb (��)] and pentavalent antimony [Sb (V)] method. This Standard applies to perfume, lotion,

SN/T 3825-2014: Speciation analysis of antimony(Ⅲ)and antimony(Ⅴ)in cosmetics and its materials

---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.
(Cosmetics and raw materials trivalent antimony; pentavalent antimony - Determination) People's Republic of China Entry-Exit Inspection and Quarantine Standards Determination of cosmetics and raw materials trivalent antimony pentavalent antimony Speciationanalysisofantimony (Ⅲ) andantimony (Ⅴ) in Issued on. 2014-01-13 2014-08-01 implementation People's Republic of China The State Administration of Quality Supervision, Inspection and Quarantine released

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. This standard is proposed and managed by the National Certification and Accreditation Administration Committee. This standard was drafted. People's Republic of China Shaanxi Exit Inspection and Quarantine, Beijing Instrument Co., Ltd. Kyrgyzstan days. The main drafters of this standard. Chang-Zhao, Ji Liu Xin, Zhang Xinzhi, QIN Yuan, Zhang Lin, music love mountains. Determination of cosmetics and raw materials trivalent antimony pentavalent antimony

1 Scope

This standard specifies the liquid chromatography and hydride generation atomic fluorescence spectrometry to detect and cosmetic raw materials trivalent antimony [Sb (Ⅲ)] and V Antimony [Sb (Ⅴ)] method. This standard applies to perfume, lotion, lotion, foundation, massage cotton, talc trivalent antimony [Sb (Ⅲ)] and pentavalent antimony [Sb (Ⅴ)] of Determination.

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 Samples of trivalent antimony and pentavalent antimony by citric acid - sodium citrate buffer, extracted, separated by anion exchange column and dried over potassium iodide Online Restore the target compound obtained by reaction with potassium borohydride under acidic conditions to produce hydrogen antimony into the atomizer by atomic fluorescence Light photometer with standard series to compare, external standard.

4 Reagents

Unless otherwise specified, the reagents were of analytical grade, test water should meet the two water GB/T 6682 stipulated. 4.1 potassium hydrogen phthalate. 4.2 disodium edetate. 4.3 potassium hydroxide. 4.4 citric acid. 4.5 sodium citrate. 4.6 potassium iodide. 4.7 potassium borohydride. 4.8 hydrochloric acid (excellent pure). 4.9 antimony potassium tartrate (C4H4KO7Sb · 1/2H2O) (excellent pure). 4.10 hexahydric antimony potassium [KSb (OH) 6] (excellent pure). 4.11 potassium hydroxide solution (5g/L). Weigh 5.0g of potassium hydroxide dissolved in water and diluted to 1000mL, and mix. 4.12 1mmol/L potassium hydrogen phthalate 10mmol/L disodium edetate. Weigh 0.20g of potassium hydrogen phthalate and take 3.72g disodium edetate dissolved in water, dilute to 1000mL, with a solvent filter the aqueous phase after 0.45μm membrane filter, ultrasound 20min degassed. 4.13 Citric acid - sodium citrate buffer (50mmol/L). Weigh 0.96g citric acid and 1.29g sodium citrate placed 100mL capacity Bottle, add appropriate amount of water dissolved in water to volume. ......

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Tips & Frequently Asked Questions:

Question 1: How long will the true-PDF of SN/T 3825-2014_English be delivered?

Answer: Upon your order, we will start to translate SN/T 3825-2014_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 SN/T 3825-2014_English with my colleagues?

Answer: Yes. The purchased PDF of SN/T 3825-2014_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.