| Standard_ID | SH/T 0684-1999 (SH/T0684-1999; SHT 0684-1999; SHT0684-1999) |
| Description (Translated English) | Standard test method for palladium in molecular sieve catalysts and in aluminum oxide base catalysts by atomic absorption spectrometry |
| Sector / Industry | Petrochemical Industry Standard (Recommended) |
| Classification of Chinese Standard | E60 |
| Classification of International Standard | 75.08 |
| Word Count Estimation | 7,000 |
| Date of Issue | 9/1/1999 |
| Date of Implementation | 4/1/2000 |
| Quoted Standard | GB/T 6682 |
| Adopted Standard | ASTM D5153-1991, NEQ |
| Regulation (derived from) | Development-Reform-Office-Industry (2006) 97 |
| Summary | This standard specifies the method for determining zeolite and alumina-based catalysts in the palladium content by atomic absorption spectrometry. This standard applies to fresh and used as a carrier of zeolite and alumina containing palladium catalyst, palladium content in the range of 0. 020% (m/m) ~ 0. 900% (m/m). |