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Chinese National Standard Category: Analysis methods for exhaust emission pollutants

English Title: Stationary source emission -- Determination of hydrogen cyanide -- Iso-nicotinic-acid-3-methyl-1-phenyl-5-pyrazolone spectrophotometric method
Chinese Title: 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
Standard No.: HJ/T 28-1999
Category No.: Z25
Issued by:
Issued on: 1999-8-18
Implemented on: 2000-1-1
Status: valid
Superseded by:
Superseded on:
Abolished on:
Superseding:
Word Count:3500 words
Similar Standards: HJ 548-2009   DB37/ 2801.4-2017   DB37/T 3785-2019   DB37/T 3784-2019   MZ/T 146-2019   DB37/T 3459-2018   DB37/T 3460-2018   DB37/T 3462-2018   DB37/T 3461-2018   DB33/T 2167-2018   SZJG 49-2015   HJ 500-2009   HJ/T 398-2007   HJ/T 396-2007   HJ/T 64.2-2001   HJ/T 67-2001   HJ/T 63.3-2001   HJ/T 66-2001   HJ/T 65-2001   HJ/T 63.2-2001  
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