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 |
規(guī)格 |
|
含量 (H3BO3) |
≥99.8 |
|
重金屬 |
≤0.0005 |
|
水不溶物 |
≤0.005 |
|
鎂 |
≤0.0005 |
|
鈣 |
≤0.002 |
|
鐵 |
≤0.0001 |
|
砷 |
≤0.00001 |
|
甲醇不揮發(fā)物 |
≤0.05 |
|
氯化物 |
≤0.0003 |
|
硫酸鹽(SO42-) |
≤0.0005 |
|
外觀 |
顆粒 |