气相
气相
ESR谱表明:杂多酸催化剂的钨在苯气相硝化反应中发生了还原反应。
Rapid withdrawal of product (vapor phase) from a cylinder will cause the temperature of the remaining liquid to drop.从钢瓶内迅速的提取产品(气相)会引起剩余液体温度的下降。
Use of VCI Paper (Volatile Corrosion Inhibitor) / VPI (Vapor Phase使用VCI纸(侵蚀抑制剂)和VPI(蒸汽抑制剂)