表明采用混合碳酸稀土作玻璃脱色剂可获得良好的脱色效果并使脱色成本降低50%。
It is shown that the mixed rare earth carbonate is superior to pure cerium oxide and reduces the cost of decoloring agent by 50%.
介绍各类脱色剂、漂白剂和增白剂的性质及应用,给出了数种化工及其他产品的脱色与漂白方法。
Properties and applications of decolorizing agents, bleaching agents and whiteners are introduced. Several decoloration and bleaching methods for chemistry and other products are given.
以四种粉末状活性炭作为脱色剂,对猪血粉水解液进行脱色比较,结果表明:江西产的4号粉末状活性炭脱色效果最佳。
The hydrolysate of porcine blood power is decoloured with four kinds of active carbon. The result indicated that decolouring effect of active carbon No. 4 was the best.
以四种粉末状活性炭作为脱色剂,对猪血粉水解液进行脱色比较,结果表明:江西产的4号粉末状活性炭脱色效果最佳。
The hydrolysate of porcine blood power is decoloured with four kinds of active carbon. The result indicated that decolouring effect of active carbon No. 4 was the best.
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