| Standard_ID | HG 2030-1991 (HG2030-1991) |
| Description (Translated English) | Industrial L- cystine |
| Sector / Industry | Chemical Industry Industry Standard |
| Classification of Chinese Standard | G17 |
| Classification of International Standard | 71.080.40 |
| Word Count Estimation | 7,000 |
| Date of Issue | 6/26/1991 |
| Date of Implementation | 1/1/1991 |
| Quoted Standard | GB 601; GB 602; GB 603; GB 613; GB 1250; GB 6284; GB 6678; GB 6679; GB 7531; GB 7532; GB 8170 |
| Regulation (derived from) | Industry-Science (2010) No.77 |
| Summary | This standard specifies the technical requirements of industrial L-cystine, test methods, inspection rules and the packaging, labeling, transportation and storage. This standard applies to hair extraction industry hydrolysis L-cystine. The products are mainly used in the production of raw materials cysteine ??and food industry, pharmaceutical industry, etc.. |