GB/T 21037-2007 Replaced National standards

GB/T 21037-2007 Determination of trimethoprim in feeds—High performance liquid chromatography

GB/T 21037-2007 Determination of trimethoprim in feeds—High performance liquid chromatography

Publish Date: 2007-06-21 Implement Date: 2007-09-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 21037-2007

Standard Type: National standards

Standard Status: Replaced

is_force_gb: no

CCS Name: Animal and poultry feed and additives

ICS Name: \nFeeds

Publish Date: 2007-06-21

Implement Date: 2007-09-01

Pages: 8 pages

Scope

This standard specifies a high-performance liquid chromatography method for determining the content of trimethoprim in feed. This standard is applicable to the determination of trimethoprim content in compound feed, concentrated feed, and premixed feed. The minimum detection limit of this method is 1.0 mg/kg, and the minimum quantification limit is 2.0 mg/kg.

Development Information

Word Count: 6 Thousand words Pages: 8 pages

Superseded by the following standards

GB/T 21037-2024 Determination of diaveridine, trimethoprim and ormetoprim in feeds

Referenced Standards

GB/T 6682-1992 Water for analytical laboratory use—Specification and test methods GB/T 6682-2008 Water for analytical laboratory use—Specification and test methods GB/T 14699.1-1993 Methods for sampling of feed GB/T 14699.1-2005 Feeding stuffs—Sampling

Related Standards

GB/T 5917-1986 Replaced

GB/T 5917-1986 Determination for formula feed particle size

Publish Date: 1986-03-05

GB/T 6435-1986 Replaced

GB/T 6435-1986 Method for the determination of moisture in feedstuffs

Publish Date: 1986-05-29

GB 7294-1987 Replaced

GB 7294-1987 Feed additive—Vitamin K3 (menadione sodium bisulfite)

Publish Date: 1987-02-25

GB 7298-1987 Replaced

GB 7298-1987 Feed additive—Vitamin B6

Publish Date: 1987-02-25

GB 7299-1987 Replaced

GB 7299-1987 Feed additive—Dextro calcium pantothenate

Publish Date: 1987-02-25

GB 7300-1987 Replaced

GB 7300-1987 Feed additive—Nicotinic acid

Publish Date: 1987-02-25