GB/T 42307-2023 Active National standards

GB/T 42307-2023 Fertilizers and soil conditioners—Determination of biuret content of urea-based fertilizers—HPLC method

GB/T 42307-2023 Fertilizers and soil conditioners—Determination of biuret content of urea-based fertilizers—HPLC method

Publish Date: 2023-03-17 Implement Date: 2023-10-01 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

Basic Information

Standard Code: GB/T 42307-2023

Standard Type: National standards

Standard Status: Active

is_force_gb: no

CCS Name: Fertilizers and pesticides

ICS Name: Fertilizer

Publish Date: 2023-03-17

Implement Date: 2023-10-01

Pages: 14 pages

Scope

This document describes a method for determining the content of dicyandiamide in liquid and solid urea-based fertilizers using high-performance liquid chromatography (HPLC).

Development Information

Word Count: 29 Thousand words Pages: 14 pages

Referenced Standards

ISO 3696

Adopt standards

ISO 18643:2016

Related Standards

GB/T 3598-1983 Abolished

GB/T 3598-1983 Fertilizers—Determination of urea nitrogen content—Urease method

Publish Date: 1983-04-11

GB 8569-1997 Replaced

GB 8569-1997 Packing of solid chemical fertilizers

Publish Date: 1987-01-01

GB/T 8570.1-1988 Replaced

GB/T 8570.1-1988 Liquefied anhydrous ammonia—Taking a laboratory sample

Publish Date: 1988-01-03

GB/T 8570.2-1988 Replaced

GB/T 8570.2-1988 Liquefied anhydrous ammonia—Estimating of ammonia content

Publish Date: 1988-01-03

GB/T 8570.3-1988 Replaced

GB/T 8570.3-1988 Liquefied anhydrous ammonia—Determination of residue content—Gravimetric method

Publish Date: 1988-01-03

GB/T 8570.4-1988 Replaced

GB/T 8570.4-1988 Liquefied anhydrous ammonia—Determination of residue content—Titrimetric method

Publish Date: 1988-01-03