WC-draft/CHD- 35

S No Document No. Document title Last date of comment Detail ICS No. Draft Comments
1. CHD 35(25082) Method for Measurement of Air Pollution Part 3 Radioactivity Particulate in Air 21-05-2024 ICS 13.040.20 NA
2. CHD 35(25502) Method Measurement of air pollution Part X Vapor Phase Mercury in Ambient Air Sec 2 Cold-Vapor Atomic Absorption or Fluorescence Spectroscopy CVAFS Method Using Acidified solution of KMnO4 11-11-2024 ICS 13.040.20 NA
3. CHD 35(25505) Methods for Measurement of Air Pollution Part XX Vapor Phase Mercury in Ambient Air Sec 1 Cold-Vapor Atomic Fluorescence Spectrometer method by Amalgamation Principle 11-11-2024 ICS 13.040.20 NA
4. CHD 35(26418) Methods For Measurement of Air Pollution Part 30 Metals in Particulate Matter in Ambient Air 11-11-2024 ICS. 13.040.20 NA
5. CHD 35(26441) Workplace Air Determination of Organonitrogen Compounds in Air Using Liquid Chromatography and Mass Spectrometry Part 1 Isocyanates Using Dibutylamine Derivatives 29-10-2024 (ICS 13.040.30) NA
6. CHD 35(26443) Workplace Air Determination of Organonitrogen Compounds in Air Using Liquid Chromatography and Mass Spectrometry Part 1 Isocyanates Using Dibutylamine Derivatives 11-11-2024 (ICS 13.040.30) NA
7. CHD 35(26456) Workplace Air Determination of Particulate Lead and Lead Compounds Flame or Electrothermal Atomic Absorption Spectrometric Method 29-10-2024 (ICS 13.040.30) NA
8. CHD 35(26461) Performance Characteristics of Automated Measurement Systems Part 3 Sulfur Dioxides from stationary Sources 11-12-2024 13.040.40 Comment
9. CHD 35(26728) Performance Characteristics of Automated Measurement Systems Part 4 Nitrogen Oxides from Stationary Sources First Revision 11-12-2024 13.040.40 Comment
10. CHD 35(26782) Air Pollution — Methods for Measurement Part 25 Ammonia (First Revision) 21-12-2024 13.040.20 Comment
11. CHD 35(26918) Workplace Air — Determination of vaporous chlorinated hydrocarbons — Charcoal tube/solvent desorption/gas chromatographic method 16-01-2025 13.040.30 Comment
12. CHD 35(26920) Stationary Source Emissions —Chemical Absorption Method for Sampling and Determining Mercury Species in Flue Gas 16-01-2025 13.040.30 Comment
13. CHD 35(26939) Work - Place air - Determination of mass concentration of nitrogen dioxide - Method using detector tubes for shortterm sampling with direct indication Amendment - 1 N/A NA
14. CHD 35(26956) Air Pollution Methods for Measurement Part 8 Sulphation Rate 23-01-2025 ICS. 13.040.20 Comment
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