GB/T 3598-1983
Abolished
GB/T 46742-2025
Active
National standards
GB/T 46742-2025 Simultaneous determination of N-(n-Buthyl) thiophosphoric triamide and dicyandiamide in fertilizers—High performance liquid chromatography method
GB/T 46742-2025 Simultaneous determination of N-(n-Buthyl) thiophosphoric triamide and dicyandiamide in fertilizers—High performance liquid chromatography method
Price:
$ 33.00
Basic Information
Standard Code:
GB/T 46742-2025
Standard Type:
National standards
Standard Status:
Active
is_force_gb:
no
CCS Name:
Fertilizers and pesticides
ICS Name:
Fertilizer
Publish Date:
2025-10-31
Implement Date:
2026-05-01
Pages:
12 pages
Scope
This document describes a method for simultaneously determining the content of n-butyl thiophosphoric triamide (NBPT) and dicyandiamide (DCD) in fertilizers using a high-performance liquid chromatograph.
This document is applicable to the determination of n-butyl thiophosphoric triamide (NBPT) and dicyandiamide (DCD) in fertilizers.
Development Information
Referenced Standards
ISO 3696
ISO 8157
Adopt standards
ISO 6650:2023
Related Standards
GB 8569-1997
Replaced
GB 8569-1997 Packing of solid chemical fertilizers
GB/T 8570.1-1988
Replaced
GB/T 8570.1-1988 Liquefied anhydrous ammonia—Taking a laboratory sample
GB/T 8570.2-1988
Replaced
GB/T 8570.2-1988 Liquefied anhydrous ammonia—Estimating of ammonia content
GB/T 8570.3-1988
Replaced
GB/T 8570.3-1988 Liquefied anhydrous ammonia—Determination of residue content—Gravimetric method
GB/T 8570.4-1988
Replaced