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GB/T 23208-2008Determination of 450 pesticides and related chemicals residues in fugu, eel and prawn - LC-MS-MS method (English PDF)

河豚鱼、鳗鱼和对虾中450种农药及相关化学品残留量的测定 液相色谱-串联质谱法

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 31, 2008

Implementation date

May 1, 2009

Scope

GB/T 23208-2008 is the English-translated version of 河豚鱼、鳗鱼和对虾中450种农药及相关化学品残留量的测定 液相色谱-串联质谱法.

GB/T 23208-2008 is the Chinese standard "Determination of 450 pesticides and related chemicals residues in fugu, eel and prawn - LC-MS-MS method".

Its scope clause reads: This standard specifies the puffer fish, eels and shrimp 450 pesticides and related chemicals (see Appendix A and Appendix E) residual amount of liquid Chromatography - tandem mass spectrometry.

This standard applies to qualitative identification fugu, eel and prawn 450 pesticides and related chemicals, but also in which 380 kinds of agriculture Quantitative drugs and related chemicals measured.

380 kinds of pesticides and related chemicals of the standard method of quantitative determination of the detection limit of 0.02µg/kg ~ 0.195mg/kg (see attached Record A). Its clauses include reagents and materials.

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Document preview — GB/T 23208-2008

National Standard of the People's Republic of China

Classification
X 04

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

Contents

  • Introduction
  • 1 Scope
  • 2 Normative references
  • 3 Principle
  • 4 Reagents and materials
  • 5 Apparatus
  • 6 Sample Preparation and Storage
  • 7 measuring step
  • 8 result of the calculation
  • 9 Precision
  • Annex D (informative) 450 kinds of pesticides and related chemicals precision data in Table

1 Scope

This standard specifies the puffer fish, eels and shrimp 450 pesticides and related chemicals (see Appendix A and Appendix E) residual amount of liquid

Chromatography - tandem mass spectrometry.

This standard applies to qualitative identification fugu, eel and prawn 450 pesticides and related chemicals, but also in which 380 kinds of agriculture

Quantitative drugs and related chemicals measured.

380 kinds of pesticides and related chemicals of the standard method of quantitative determination of the detection limit of 0.02µg/kg ~ 0.195mg/kg (see attached

Record A).

2 Normative references

The following documents contain provisions which, through reference in this standard and become the standard terms. For dated references, subsequent

Amendments (not including errata content) or revisions do not apply to this standard, however, encourage the parties to the agreement are based on research

Whether the latest versions of these documents. For undated reference documents, the latest versions apply to this standard.

GB/T 6379.1 measurement methods and results of Accuracy (trueness and precision) - Part 1. General principles and definitions (GB/T 6379.1-2004, ISO 5725-1.1994, IDT)

GB/T 6379.2 measurement methods and results of Accuracy (trueness and precision) - Part 2. Determine the standard measurement method to repeat

Of the basic methods of reproduction (GB/T 6379.2-2004, ISO 5725-2.1994, IDT)

GB/T 6682 analytical laboratory use specifications and test methods (GB/T 6682-2008, ISO 3696. 1987, MOD)

GB/T 9695.19 Meat and meat sampling method (GB/T 9695.19-1988, neq ISO /DIS3100-1. 1984)

Principle 3

Samples with cyclohexane + ethyl acetate (1 + 1) homogeneous extraction, gel permeation chromatography purification, liquid chromatography - tandem mass spectrometer, external standard method

Quantified.

4 Reagents and materials

Water as a water GB/T 6682 regulations.

4.1 acetonitrile

chromatography.

4.2 Cyclohexane

chromatography.

4.3 ethyl acetate

chromatography.

4.4 formic acid

pure class distinctions.

4.5 ammonium acetate

pure class distinctions.

4.6 methanol

pure class distinctions.

4.7 Toluene

pure class distinctions.

4.8 acetone

pure class distinctions.

4.9 anhydrous sodium acetate

AR.

4.10 microfiltration membrane (nylon)

13mm × 0.2µm, 13mm × 0.45µm.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 62 pages — is available in the English PDF.

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