The test items should be formulated according to the evaluation of the synthesis process. For example, palladium carbon is a commonly used catalyst in synthesis. We need to evaluate the residue of palladium in API.
The chemical industry is China's basic pillar industry, with a total output value of about 13 trillion yuan, accounting for about 17% of the national GDP. China's chemical industry is still dominated by petrochemical industry.
Pharmaceutical intermediate is a fine chemical product in the production process from pharmaceutical chemical raw materials to APIs or drugs. The synthesis of chemical drugs depends on high-quality pharmaceutical intermediates.
Polyethylene, abbreviated as PE, is a thermoplastic resin made from ethylene through polymerization.
Polyethylene is odorless, non-toxic, feels like wax, has excellent low temperature resistance (the minimum use temperature can reach - 70~- 100 ℃)
Use in chemical industry and textile industry: Citric acid can be used as reagent for chemical analysis in chemical technology, as experimental reagent, chromatographic analysis reagent and biochemical reagent. For the food industry