GB/T 22956-2008Determination of praziquantel residue in fugu, eel and baked eel - LC-MS-MS method (English PDF)

1 Scope

This standard specifies the puffer fish, eels and eel praziquantel residues in liquid chromatography - tandem mass spectrometry.

This standard applies to puffer fish muscle, muscle eel, eel measuring the residual amount of praziquantel.

The standard method detection limit. puffer fish muscle, muscle eel, eel praziquantel residues detection limit of 5µg/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

Using ethyl acetate extract samples praziquantel residue, the extract was basic alumina SPE column, the sample solution for HPLC - string

Linked mass spectrometer, external standard peak area quantification.

4 Reagents and materials

Unless otherwise specified, the reagents were of analytical grade water as a water GB/T 6682 regulations.