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| Standard Code | Standard Title | Standard Class | Order |
|---|---|---|---|
| HJ 1132-2020 |
Stationary pollution source waste gas - Determination of nitrogen oxides - Portable UV absorption method {译} 固定污染源废气 氮氧化物的测定 便携式紫外吸收法 |
China Environment Industry
Standards Determination nitrogen oxide |
 English PDF |
| HJ 1043-2019 |
Ambient air - Automated determination of nitrogen oxides - Chemiluminescence {译} 环境空气 氮氧化物的自动测定 化学发光法 |
China Environment Industry
Standards Determination nitrogen oxide |
English PDF |
| HJ 693-2014 |
Stationary source emission. Determination of nitrogen oxides. Fixed potential by electrolysis method 固定污染源废气 氮氧化物的测定 定电位电解法 |
China Environmental Protection Industry
Standards Determination nitrogen oxide |
English PDF |
| HJ 692-2014 |
Stationary source emission. Determination of nitrogen oxides. Non-dispersive infrared absorption method 固定污染源废气 氮氧化物的测定 非分散红外吸收法 |
China Environmental Protection Industry
Standards Determination nitrogen oxide |
English PDF |
| HJ 675-2013 |
Determination of nitrogen oxide emissions from stationary sources by acid-base titration method 固定污染源排气 氮氧化物的测定 酸碱滴定法 |
China Environmental Protection Industry
Standards Determination nitrogen oxide |
English PDF |
| HJ 479-2009 |
Ambient air. Determination of nitrogen oxides. N-(1-Naphthyl) ethylene diamine dihydrochloride spectrophotometric method 环境空气 氮氧化物(一氧化氮和二氧化氮)的测定 盐酸萘乙二胺分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen oxide |
English PDF |
| HJ/T 42-1999 |
Stationary source emission. Determination of nitrogen oxide. Ultraviolet spectrophotometric method 固定污染源排气中氮氧化物的测定 紫外分光光度法 |
China Environmental Protection Industry
Standards Determination nitrogen oxide |
English PDF |
| HJ T 43-1999 |
Determination of nitrogen oxides in exhaust gas from stationary pollution sources - Naphthalene ethylenediamine hydrochloride spectrophotometric method {译} 固定污染源排气中氮氧化物的测定 盐酸萘乙二胺分光光度法 |
China Environment Industry
Standards Determination nitrogen oxide |
English PDF |
| HJ T 42-1999 |
Determination of nitrogen oxides in exhaust gas from stationary pollution sources - UV spectrophotometry {译} 固定污染源排气中氮氧化物的测定 紫外分光光度法 |
China Environment Industry
Standards Determination nitrogen oxide |
English PDF |
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