Products Catalog
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TEL:+86-20-29813152
Web:http://http://www.cpcc.hk.cn
E-mail:cpcc@pigeonchem.com
Address:ROOM 1605,HO KING COMMERCIAL CENTER,2-16 FA YUEN STREET,MONGKOK,KOWLOON,HONG KONG
品質標準
Quality standard
|
項目 ITERMS |
規格 SPECIFICATION |
|
硫酸鋅含量 % Zinc sulphate content |
98.0 |
|
鋅含量 % Zinc content |
21.0 |
|
鉛含量 % Lead content |
0.001 |
|
砷含量 % Arsenic content |
0.0005 |
|
鎘含量 % Cadmium content |
0.001 |
|
外觀 Appearance |
白色晶體 White crystal |