GB/T 20749-2006 Active National standards

GB/T 20749-2006 Method for determination of β-estradiol residues in bovine urine—gas chromatography-negative-ion chemical ionization mass spectrometry method

Publish Date: 2006-12-31 Implement Date: 2007-03-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 20749-2006

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Basic standards and general methods

ICS Name: General methods for food testing and analysis

Publish Date: 2006-12-31

Implement Date: 2007-03-01

Pages: 8 pages

Scope

This standard specifies the method for determining the residual concentration of β-estradiol in bovine urine by gas chromatography-negative chemical ionization mass spectrometry. This standard is applicable to the determination of the residual concentration of β-estradiol in bovine urine. The detection limit of the method specified in this standard is 0.25 μg/L.

Development Information

Word Count: 12 Thousand words Pages: 8 pages

Referenced Standards

GB/T 6379.1-2004 Accuracy(trueness and precision)of measurement methods and results—Part 1:General principles and definitions GB/T 6379.2-2004 Accuracy(trueness and precision)of measurement methods and results—Part 2:Basic method for the determination of repeatability and reproducibility of a standard measurement method 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

Related Standards

GB/T 18415-2001 Active

GB/T 18415-2001 Methods of determination for benzoyl peroxide in wheat flour

Publish Date: 2001-08-29

GB/T 18524-2001 Replaced

GB/T 18524-2001 Codex general technical requirement for food irradiation

Publish Date: 2001-12-05

GB/T 18525.1-2001 Active

GB/T 18525.1-2001 Code of good irradiation practice for insect disinfestation of dried pulses

Publish Date: 2001-12-05

GB/T 18525.2-2001 Active

GB/T 18525.2-2001 Code of good irradiation practice for insect disinfestation of cereal grains products

Publish Date: 2001-12-05

GB/T 18525.3-2001 Active

GB/T 18525.3-2001 Code of good irradiation practice for insect disinfestation of dried red jujubes

Publish Date: 2001-12-05

GB/T 18525.4-2001 Active

GB/T 18525.4-2001 Code of good irradiation practice for insect disinfestation of the fruit of Chinese wolfberry and raisins

Publish Date: 2001-12-05