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Speciation analysis of antimony(Ⅲ)and antimony(Ⅴ)in cosmetics and its materials
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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 | 12,140 |
| 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
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(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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