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GB/T 28023-2011Determination of the antimicrobial agent residues for products with filling materials (English PDF)

絮用纤维制品抗菌整理剂残留量的测定

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

October 31, 2011

Implementation date

February 1, 2012

Scope

GB/T 28023-2011 is the English-translated version of 絮用纤维制品抗菌整理剂残留量的测定.

GB/T 28023-2011 is the Chinese standard "Determination of the antimicrobial agent residues for products with filling materials".

Its scope clause reads: This standard specifies the use of gas chromatography - mass spectrometry (GC/MS) was measured with wadding in antibacterial agent [1,2-dibromo-3-chloropropane, alpha- bromo cinnamic aldehyde, 2,4,4'-trichloro-2'-hydroxydiphenyl ether and 2- (4'-thiazolyl) benzimidazole] HPLC method.

This standard applies to products with wadding. Its clauses include terms and definitions; reagents.

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Document preview — GB/T 28023-2011

National Standard of the People's Republic of China

ICS: 59.060.01
Classification: W 59

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

1 Scope
2 Normative references
3 Terms and Definitions
5 Reagents

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,

alpha- 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 and 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 °C ~ 4 °C, the valid for one month.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

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