wastewater decolorant
季铵盐单体 Quaternary ammonium salt monomer 废水脱色剂 wastewater decolorant 损纸易回用干湿增强剂 Damage recycling dry and wet strength agent ..
Decolor agent for waste water
... 软水剂Softening water Agent 废水脱色剂Decolor agent for waste water 两性高分子絮凝剂Twin character macromolecule flocculation Agent ...