GB/T 14668-1993

Abolished

Air quality--Determination of ammonia--Nessler’s reagent colorimetric method

空气质量 氨的测定 纳氏试剂比色法

Standard Type
GBT
ICS
13.040.20
CCS
Z15
Status
Abolished
Issue Date
1993-09-18
Implementation
1994-05-01
Centralized Committee
生态环境部
Issuing Authority
国家环境保护局、国家技术监督局

Application Summary AI generated

This standard specifies the Nessler’s reagent colorimetric method for determining ammonia concentration in ambient air and workplace atmospheres. It is applied in environmental monitoring stations, industrial hygiene assessments, and emission testing to quantify ammonia levels in air samples collected from sources such as chemical plants, livestock facilities, and waste treatment sites. The method is suitable for compliance testing with air quality regulations and occupational exposure limits.

Related Standards

Transparency note: The application summary and key sentences on this page were automatically generated by AI from the standard's original text. This content has not been human-verified and should not be used for compliance or regulatory purposes. Always refer to the official standard document from the issuing authority.