HJ T 28-1999 China
industry
standard english version:
HJ
中华人民共和国
行业标准
INDUSTRY
STANDARD OF THE PEOPLE'S REPUBLIC OF CHINA
HJ T 28-1999
Determination of hydrogen cyanide in exhaust gas from stationary pollution sources by isonicotinic acid-pyrazolone spectrophotometry 固定污染源排气中氰化氢的测定 异烟酸-吡唑啉酮分光光度法
Issued Date:1999/8/18
Implemented Date:2000/1/1
Issued by:
The Standardization Administration of the People's Republic of China
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