GB/T 11891-1989

Active

Water quality--Determination of Kjeldahl nitrogen

水质 凯氏氮的测定

Standard Type
GBT
ICS
N/A
CCS
Z16
Status
Active
Issue Date
1989-11-03
Implementation
1990-07-01
Centralized Committee
生态环境部
Issuing Authority
国家技术监督局