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GB/T 22972-2008Determination of thiabendazole, albendazole, fenbendazole, oxfendazole and febantel residues in milk and milk powder - HPLC-MS-MS method (English PDF)

牛奶和奶粉中噻苯达唑、阿苯达唑、芬苯达唑、奥芬达唑、苯硫氨酯残留量的测定 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 22972-2008 is the English-translated version of 牛奶和奶粉中噻苯达唑、阿苯达唑、芬苯达唑、奥芬达唑、苯硫氨酯残留量的测定 液相色谱-串联质谱法.

GB/T 22972-2008 is the Chinese standard "Determination of thiabendazole, albendazole, fenbendazole, oxfendazole and febantel residues in milk and milk powder - HPLC-MS-MS method".

Its scope clause reads: This standard specifies the milk and milk powder thiabendazole, albendazole, fenbendazole, oxfendazole and thiourethane benzene residues in liquid chromatography Spectrum - tandem mass spectrometry.

This standard applies to milk and milk powder thiabendazole, albendazole, fenbendazole, oxfendazole and measured benzene thiourethane residues.

The standard method detection limit. milk thiabendazole, albendazole, fenbendazole, oxfendazole and benzene detection limit of sulfur urethane 0.01mg/kg; milk powder thiabendazole, albendazole, fenbendazole, oxfendazole and benzene thiourethane detection limit of 0.08mg/kg. Its clauses include reagents and materials.

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Document preview — GB/T 22972-2008

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

  • 1 Scope
  • 2 Normative references
  • 4 Reagents and materials
  • 4.1 Water
  • 4.2 acetonitrile
  • 4.3 Methanol
  • 4.7 with sodium bicarbonate solution
  • 4.8 Sodium carbonate solution
  • 4.10 Standard substances

1 Scope

This standard specifies the milk and milk powder thiabendazole, albendazole, fenbendazole, oxfendazole and thiourethane benzene residues in liquid chromatography

Spectrum - tandem mass spectrometry.

This standard applies to milk and milk powder thiabendazole, albendazole, fenbendazole, oxfendazole and measured benzene thiourethane residues.

The standard method detection limit. milk thiabendazole, albendazole, fenbendazole, oxfendazole and benzene detection limit of sulfur urethane

0.01mg/kg; milk powder thiabendazole, albendazole, fenbendazole, oxfendazole and benzene thiourethane detection limit of 0.08mg/kg.

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)

Principle 3

Samples were extracted with acetonitrile, C18 solid-phase extraction (SPE), liquid chromatography - tandem mass spectrometer, external standard.

4 Reagents and materials

Unless otherwise indicated, the reagents used were of analytical grade.

4.1 Water

GB/T 6682, level.

4.2 acetonitrile

chromatography.

4.3 Methanol

chromatographically pure.

4.4

n-propanol.

4.5

sodium bicarbonate (NaHCO3).

4.6

sodium carbonate (Na2CO3).

4.7 with sodium bicarbonate solution

0.1mol/L. Weigh 8.4g of sodium bicarbonate (4.5), dissolved in water, dilute to 1000mL.

4.8 Sodium carbonate solution

0.1mol/L. Weigh 1.06g of sodium carbonate (4.6), dissolved in water, dilute to 100mL.

4.9

carbonate buffer solution (pH value 9.1). A 0.1mol/L sodium bicarbonate solution (4.7) 900mL of 0.1mol/L sodium carbonate

Solution (4.8) 100mL mixed.

4.10 Standard substances

thiabendazole (thiabendazoleCAS. 148-79-8), albendazole (albendazoleCAS. 54965-21-8), Finland

Benzene of azole (fenbendazoleCAS. 43210-67-9), oxfendazole (oxfendazoleCAS. 53716-50-0) and benzene thiourethane (febantel

CAS. 58306-30-2) The purity >=99%.

......
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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