Friday, November 05, 2021 – 06:45am
PAXLOVID™ (PF-07321332; ritonavir) was found to reduce the risk of hospitalization or death by 89% compared to placebo in non-hospitalized high-risk adult...
President Xi Jinping, also general secretary of the Communist Party of China (CPC) Central Committee and chairman of the Central Military Commission, presents China’s top science award to a...
1. Abstract
Enrichment palladium of palladium catalysts by pyrometallurgy, then dissolve the palladium in admixture acid, the liquid is analyzed by AAS.
2. Reagent
2.1 Hydrochloric acid(ρ1.19g/ml)
...