Content of isocyanate group in waterborne polyurethane prepolymer is tested with acetone as solvent, n-dibutylamine - toluene solution as reaction liquid and ethyl acetate as thinner.
对水性聚氨酯预聚体中异氰酸酯基团的容量测定进行了研究。
The superfine boron powder was coated by aggradation method with AP using methanol or acetone as the solvent.
采用沉积法，以甲醇、丙酮为溶剂，AP为主要原料，对超细硼粉进行包覆。
Ganciclovir could be purified to more than 99.0%(HPLC) by a combination of acetone, acetic acid and water in 83.3% recovery as compared with 30% one when using water or methanol as solvent.
相比目前使用的水或甲醇溶剂纯化收率30％，发现以丙酮、乙酸、水的溶剂体系，精制更昔洛韦收率可显著提高到83.3％，高效液相色谱（HPLC）分析，产品纯度达到99.0％以上。
Acetylene is a flammable gas stored in cylinders as a dissolved gas. The cylinders are filled with a porous material saturated with a solvent, usually acetone.
乙炔是易燃的，作为溶解气体储存在钢瓶里。钢瓶内填充着充满了浸透了溶剂，通常是丙酮的多孔渗水材料。
The bacteria are first killed and stained with the violet dye, then treated with an organic solvent such as acetone or ethanol.
先固定细菌并使之在紫色染料中着色，然后再用有机溶剂如丙酮或乙醇洗脱细菌上的染料。
In order to protect PVC sleeve, printed marks and sealing material, capacitors can not be cleaned with halogenated chemicals or similar solvent such as trichlorethylene, Xylene or Acetone, etc.
为了保护塑胶套管、印刷标示以及封口材料不被破坏，电解电容器不得以卤化化学药品或类似溶剂，作为电解电容器洗涤之用，如三氯乙烯、二甲苯类或酮类等。
In order to protect PVC sleeve, printed marks and sealing material, capacitors can not be cleaned with halogenated chemicals or similar solvent such as trichlorethylene, Xylene or Acetone, etc.
为了保护塑胶套管、印刷标示以及封口材料不被破坏，电解电容器不得以卤化化学药品或类似溶剂，作为电解电容器洗涤之用，如三氯乙烯、二甲苯类或酮类等。
应用推荐