业The author outlines the type, characteristics of coagulant popularly used; especialy discusses the application conditions and extents of polyacrylamide, polyiron sulfate and poly alum.
介绍了目前
凝聚剂种类、性质,较详尽论述了聚丙烯酰胺、聚合铁和聚合铝高分子化合物使条件和
围。
The author outlines the type, characteristics of coagulant popularly used; especialy discusses the application conditions and extents of polyacrylamide, polyiron sulfate and poly alum.
介绍了目前凝聚剂种类、性质,较详尽论述了聚丙烯酰胺、聚合铁和聚合铝高分子化合物使条件和围。
Buy Chemicals Buy Chemicals We buy chemicals like caustic soda, soda ash, alum, sodium hydrosulphite, paint chemicals, cosmetic chemicals and dyestuff such as vat dyes, disperse dyes, acid dyes.
尼日利亚求购化学制品.
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