GB/T 1646-2003
2-Naphthol
2012-12
- Standard No.
- GB/T 1646-2003
- Language
- Chinese
- Release Date
- 2003
- Published By
- General Administration of Quality Supervision, Inspection and Quarantine of the People‘s Republic of China
- Replace By
- GB/T 1646-2012
- Lastest
- GB/T 1646-2020
- Scope
- This standard specifies the requirements, sampling, test methods, inspection rules, signs, labels, packaging, transportation and storage of 2-naphthol. This standard applies to the quality inspection of 2-naphthol products. The product is mainly used in industries such as dyestuff, rubber and paint, and can also be used in medicine and spices. Molecular formula: C10H8O Relative molecular mass: 144.17 (according to the international relative atomic mass in 1997)
GB/T 1646-2003 history
- 2020 GB/T 1646-2020 2-Naphthol
- 2012 GB/T 1646-2012 2-Naphthol
- 2003 GB/T 1646-2003 2-Naphthol
- 1994 GB/T 1646-1994 2-Naphthol