在原油储存时作脱碱剂及生产铜化合物的原料;
As dealkalization agent in crude oil storage and produce copper compounds.
新型碱剂s是主要用于活性染料固色的一种新型碱剂。
New alkali auxiliary s is one of the new fixing agent used in reactive dyeing.
因此可以采用碱剂和羟甲基磺酸盐类、亚硫酸钠等作防拔染剂。
The usual resist-discharge agents are alkali agents, carboxymethyl sulfonates and sodium sulfites etc.
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