IS 662 : 2020 Anhydrous Ammonia-Specification
Revised Standard from Last Update.
1 SCOPE
1.1 This standard prescribes the requirements and the methods of sampling and test for anhydrous ammonia. The material is used for refrigeration purposes, and also for other industrial purposes such as for the manufacture of nitric acid, in the preparation of liquor ammonia, etc.
1.1.1 This standard document does not cover the requirements of anhydrous ammonia for direct application to soil which are being covered under separate Indian Standard.
2 REFERENCES
The Indian Standards given below contain provisions which through reference in this text, constitute provision of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision, and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent editions of the standards.
1070 : 1992 Reagent grade water (third revision)
1745 : 2018 Petroleum hydrocarbon solvents — Specification (third revision)
2362 : 1993 Determination of water by Karl Fischer method — Test method (second revision)
4544 : 2000 Ammonia — Code of safety (first revision)
5194 : 1969 Method for determination of nitrogen — Kjeldahl method