Maltodextrin can only be used in combination with water reducer and pumping agent, because it is a kind of concrete retarder, which can delay the hydration rate of cement and enable concrete to reach from the station to the construction site as requi…
Recently, Professor Zhan Dongping's group and Professor Tan Yuanzhi's group at Xiamen University collaborated to experimentally demonstrate that graphene can achieve a carbon-hydrogen atomic ratio of 1:1 and a theoretical capacity of 7.7% by weight b…
is a reliable supplier for high purity Europium Oxide Eu2O3 Powder CAS 1308-96-9，99.9%.…
The spread of the novel coronavirus is taking a direct hit on the operations of airlines in Asia. About 500,000 flights taking off and landing in mainland China have been canceled since January, according to aviation information company Cerium. Touri…