T/YNZJ 013.1-2026 Active Group standards

T/YNZJ 013.1-2026 Determination of pesticide and metabolite residues in tea and its products and alternative teas: General principles

T/YNZJ 013.1-2026 Determination of pesticide and metabolite residues in tea and its products and alternative teas: General principles

Publish Date: 2026-01-09 Implement Date: 2026-01-09 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: T/YNZJ 013.1-2026

Standard Type: Group standards

Standard Status: Active

is_force_gb: no

CCS Name: Technical management

ICS Name: Tea

Publish Date: 2026-01-09

Implement Date: 2026-01-09

Scope

This standard specifies the requirements for sample preparation, reagent materials, testing requirements, result calculation and rounding, precision, and quantitative limits in the determination methods of each part of T/YNZJ 013.2～7. (Except where otherwise specified). This standard is applicable to the determination of pesticide residues and their metabolites in tea and its products, as well as substitute teas

Development Information

Same series standard

T/YNZJ 013.2-2026 Determination of Residues of 14 Pesticides and Their Metabolites in Tea and Its Derivatives and Alternative Teas by Gas Chromatography-Mass Spectrometry T/YNZJ 013.3-2026 Determination of Residues of Ethephon and Chlorpyrifos in Tea and its Derivatives and Substitute Teas by Gas Chromatography-Mass Spectrometry T/YNZJ 013.4-2026 Determination of Maba Kun Residue in Tea and its Products and Alternative Teas by Gas Chromatography T/YNZJ 013.5-2026 Determination of Methyl Bromide Residues in Tea and Its Products and Substitute Tea by Headspace-Gas Chromatography Method T/YNZJ 013.6-2026 Determination of Residual Levels of Lorsban in Tea and Its Derivatives and Alternative Teas by Liquid Chromatography-Mass Spectrometry T/YNZJ 013.7-2026 Determination of Residues of 14 Pesticides and Their Metabolites in Tea and its Products and Alternative Teas by Liquid Chromatography-Mass Spectrometry

Related Standards

GB/T 9172-1988 Abolished

GB/T 9172-1988 Grades of basket-fired green tea for scenting

Publish Date: 1988-04-30

GB/T 14487-1993 Replaced

GB/T 14487-1993 The terms of tea sensory tests

Publish Date: 1993-06-19

GB/T 14456-1993 Replaced

GB/T 14456-1993 Green tea

Publish Date: 1993-09-07

GB/T 13738.1-1997 Replaced

GB/T 13738.1-1997 The first set of broken black tea

Publish Date: 1997-06-16

GB 18665-2002 Replaced

GB 18665-2002 Mengshan Tea

Publish Date: 2002-03-05

GB/T 9833.1-2002 Replaced

GB/T 9833.1-2002 Brick tea—Hua zhuan tea

Publish Date: 2002-03-14