Products Catalog
Contact Us

TEL:+86-20-29813152
Web:http://http://www.m.cqdongrui.com.cn
E-mail:cpcc@pigeonchem.com
Address:ROOM 1605,HO KING COMMERCIAL CENTER,2-16 FA YUEN STREET,MONGKOK,KOWLOON,HONG KONG
品質(zhì)標(biāo)準(zhǔn) |
|
|
Qanlity standard |
|
|
項(xiàng)目ITEMS |
規(guī)格 |
|
銅含量 |
≥14.5-15.5 |
|
重金屬 |
≤0.001 |
|
鎘含量 |
≤0.001 |
|
砷 |
≤0.0002 |
|
水不溶物 |
≤0.1 |
|
PH值 |
6.0-7.0 |
|
外觀 |
藍(lán)色結(jié)晶粉末 |