GB 11742-1989
Standard method for hygienic examination of hydrogen sulfide in the atmosphere of residential areas methylene blue spectrophotometric method (English Version)
- Standard No.
- GB 11742-1989
- Language
- Chinese, Available in English version
- Release Date
- 1989
- Published By
- 中华人民共和国国家卫生和计划生育委员会
- Latest
- GB 11742-1989
GB 11742-1989 history
- 1989 GB 11742-1989 Standard method for hygienic examination of hydrogen sulfide in the atmosphere of residential areas methylene blue spectrophotometric method
