GB/T 6437-2018 Active National standards

GB/T 6437-2018 Determination of phosphorus in feeds—Spectrophotometry

GB/T 6437-2018 Determination of phosphorus in feeds—Spectrophotometry

Publish Date: 2018-09-17 Implement Date: 2019-04-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 6437-2018

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Animal and poultry feed and additives

ICS Name: \nFeeds

Publish Date: 2018-09-17

Implement Date: 2019-04-01

Pages: 5 pages

Scope

This standard specifies the spectrophotometric method for determining the total phosphorus content in feed. This standard is applicable to the determination of phosphorus in feed raw materials and feed products. When the sample amount is 5 g and the volume is adjusted to 100 mL, the detection limit is 20 mg/kg, and the quantification limit is 60 mg/kg.

Development Information

Word Count: 10 Thousand words Pages: 5 pages

Replace the following standards

GB/T 6437-2002 Determination of phosphorus in feed—Spectphotometry

Referenced Standards

GB/T 601-2002 Chemical reagent Preparations of standard volumetric solutions GB/T 601-2016 Chemical reagent—Preparations of reference titration solutions GB/T 602-2002 Chemical reagent—Preparations of standard solutions for impurity GB/T 603-2002 Chemical reagent—Preparations of reagent solutions for use in test methods GB/T 603-2023 Chemical reagent—Preparations of reagent solutions for use in test methods 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 GB/T 20195-2006 Animal feeding stuffs—Preparation of test samples GB/T 20195-2024 Animal feed—Preparation of test samples GB/T 602-2026 Chemical reagent—Preparations of standard solutions for impurity

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