GB/T 28023-2011 English PDF

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GB/T 28023-2011: Determination of the antimicrobial agent residues for products with filling materials
Status: Valid

Standard ID	USD	BUY PDF	Lead-Days	Standard Title (Description)	Status
GB/T 28023-2011	229	Add to Cart	3 days	Determination of the antimicrobial agent residues for products with filling materials	Valid

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Basic data

Standard ID: GB/T 28023-2011 (GB/T28023-2011)
Description (Translated English): Determination of the antimicrobial agent residues for products with filling materials
Sector / Industry: National Standard (Recommended)
Classification of Chinese Standard: W59
Classification of International Standard: 59.080.99
Word Count Estimation: 10,132
Date of Issue: 2011-10-31
Date of Implementation: 2012-02-01
Quoted Standard: GB/T 8170; GB 18383
Regulation (derived from): Announcement of Newly Approved National Standards No. 15 of 2011
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 use of gas chromatography mass spectrometry (GC/MS) was measured with wadding in antibacterial agent [ 1, 2 dibromo-3 chloropropane, ��- bromo cinnamic aldehyde, 2, 4, 4 ' trichloro-2 ' hydroxy diphenyl ether, and 2 (4 " thiazolyl) benzimidazole ] content in this standard applies to products with wadding.

GB/T 28023-2011: Determination of the antimicrobial agent residues for products with filling 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.
Determination of the antimicrobial agent residues for products with filling materials ICS 59.080.99 W59 National Standards of People's Republic of China Determination of fiber products antibacterial agent residues batt Issued on. 2011-10-31 2012-02-01 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 is proposed and managed by China Fiber Inspection Bureau. The standard fiber products by the Guangzhou Inspection Institute, the National Fiber Quality Supervision and Inspection Center, Ningbo City fiber inspection is responsible for drafting. The main drafters of this standard. Wushu Huan, Liu Liqin, Zhou Shuo, Qin Yan Hua, Jiang Xun, Qian micro-Jun, Yang Xinhui. Determination of fiber products antibacterial agent residues batt Warning. Use of this standard chemical laboratory personnel should work experience. This standard does not point out all possible security issues. use Those who 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 use of gas chromatography - mass spectrometry (GC/MS) was measured with wadding in antibacterial agent [1,2-dibromo-3-chloropropane, α- bromo cinnamic aldehyde, 2,4,4'-trichloro-2'-hydroxydiphenyl ether and 2- (4'-thiazolyl) benzimidazole] HPLC method. This standard applies to products with wadding.

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. GB/T 8170 repair value expressed about the rules and limit values \u200b\u200band judgment GB 18383 with wadding General technical requirements

3 Terms and Definitions

Terms and definitions defined in GB 18383 apply to this document. Principle 4 Sample extracted twice with acetone by ultrasonic extraction was concentrated constant volume by gas chromatography - mass spectrometry and validation, external standard.

5 Reagents

5.1 acetone AR. 5.2 antibacterial agent standards See Appendix A, the purity of ≥98%. 5.3 standard solution 5.3.1 Standard stock solution (1000μg/mL) The antibacterial agent with acetone Standards listed in Appendix A in Table A.1 were prepared at a concentration of 1000μg/mL of standard stock Preparation of the solution. Note. This solution was stored in a brown bottle, placed in the refrigerator 0 ℃ ~ 4 ℃, the valid for one month. ......

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