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SN/T 3255-2012: Determination of alkylphenols and alkylphenol polyethoxylates in the down and feather
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SN/T 3255-2012: Determination of alkylphenols and alkylphenol polyethoxylates in the down and feather

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Determination of alkylphenols and alkylphenol polyethoxylates in the down and feather People's Republic of China Entry-Exit Inspection and Quarantine Standards Washed down and feather alkyl phenols Determination of alkyl phenol polyoxyethylene ether compound downandfeather Issued on. 2012-10-23 2013-05-01 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 Zhejiang Exit Inspection and Quarantine, People's Republic of China Shanghai Entry-Exit Inspection and Quarantine Bureau, People's Republic of China Xiaoshan Exit Inspection and Quarantine. The main drafters of this standard. Wu Gang, Wang Huaxiong, Zhao Hong Shan, Wu Jian Jian, Song Baoguo, Wang Lijun, Guofang Long, Ting Dong drag lock. Washed down and feather alkyl phenols Determination of alkyl phenol polyoxyethylene ether compound Warning. Use of this standard shall have a person experiences regular laboratory work. This standard does not point out all possible security asked question. Users have the responsibility to take appropriate safety and health practices and to ensure compliance with the conditions relevant national regulations.

1 Scope

This standard specifies the HPLC washed down feathers alkyl phenols and polyoxyethylene alkyl phenol ether compound (HPLC) and liquid chromatography - tandem mass spectrometry (LC-MS/MS). This standard applies to the determination washing alkyl phenols and alkyl phenol polyoxyethylene ethers down feathers.

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 GB/T 8170 repair value expressed about the rules and limit values and judgment

3 Terms and Definitions

The following terms and definitions apply to this document. 3.1 Alkyl phenols alkylphenols, APs The molecular structure of alkyl phenols of the general formula. R-C6H4-OH, referred to as AP. The standard refers to the common AP octylphenol [OP, C8H17-C6H4-OH] and nonylphenol [NP, C9H19-C6H4-OH]. 3.2 Polyoxyethylene alkyl phenol ethers alkylphenolpolyethoxylates, APEOs Alkylphenol ethoxylates of the molecular structure of the general formula. R-C6H4- (OC2H4) nOH, referred APnEO. This standard APnEO It refers to the common octylphenol ethoxylates [OPnEO, C8H17-C6H4- (OC2H4) nOH] and nonylphenol ethoxylates [NPnEO, C9H19-C6H4- (OC2H4) nOH], see Appendix A. Principle 4 The samples were methanol ultrasonic extraction by liquid chromatography or liquid chromatography - tandem mass spectrometer for qualitative and quantitative determination of external standard.

5 Reagents and materials

Unless otherwise specified, the reagents used were HPLC grade. Chromatography with water, a water line with GB/T 6682 regulations. 5.1 methanol. ...