In this artical, I analyse limit of producing analytically pure methanol in most chemical reagent plant, and introduce a new technique of producing analytically pure methanol. 分析了化学试剂生产厂家通常采用的分析纯甲醇提纯工艺的局限性。
New technique of producing analytically pure methanol 分析纯甲醇的新工艺
Analytically pure CaO particles are hydrated respectively with de-ioned water and other 4 dispersant solutions. 将分析纯CaO颗粒分别与去离子水和4种分散剂溶液进行水合反应并根据悬浮液分散度对脱硫剂制备工艺进行了必要的优化。
The reagents used in the experiment are all analytically pure. 本实验所用试剂均为分析纯。
In this paper, the influences of several resolver on the bonding properties of rubber sealing film of gas tank are investigated, including industrial dimethy benzene, industrial ethyl acetate, industrial acetone and analytically pure dimethy benzene. 考察了几种清洗剂对气柜橡胶密封膜粘接性能的影响,包括工业二甲苯、工业乙酸乙酯、工业丙酮与分析纯二甲苯。
High-pure and well-crystalline nano-LiFePO_4 was prepared by hydrothermal method using analytically pure FeSO_4, H_3PO_4 and LiOH as the precursors. 以分析纯的FeSO4、H3PO4和LiOH为原料,用水热合成法得到纯度高、结晶好的纳米LiFePO4。
Standard sample and powdered sheeting is made up from analytically pure reagent of known content. 采用已知含量的分析纯试剂配制标准样品,粉末压片制样。
By measuring viscosity of simulation slag samples, which were prepared by analytically pure reagents, the factors affecting silicon content of hot metal and properties of slag were analyzed. 并通过测定由分析纯化学试剂配制的模拟渣样的粘度,分析炉渣主要成分对炉渣性能以及铁水硅含量的影响情况,得出南钢高炉渣优化方案。