GB/T 45891-2025

Active

Fertilizers and soil conditioners—Determination of humic and hydrophobic fulvic acids concentrations in fertilizer materials

肥料和土壤调理剂 肥料原料中腐植酸和疏水性黄腐酸含量的测定

Standard Type
GBT
ICS
65.080
CCS
G20
Status
现行
Issue Date
2025-06-30
Implementation
2026-01-01
Responsible Dept
中国石油和化学工业联合会
Drafting Unit
N/A