Products Catalog
Contact Us
TEL:+86-20-29813152
Web:http://http://www.www.cqdongrui.com.cn
E-mail:cpcc@pigeonchem.com
Address:ROOM 1605,HO KING COMMERCIAL CENTER,2-16 FA YUEN STREET,MONGKOK,KOWLOON,HONG KONG
Quality standard
|
項目 Iterm |
|
工業(yè)級 Industrial Grade |
食品級 Food Grade |
|
主含量（以Na4P2O7 計）% Main content (as Na4P2O7) |
|
≥96.5 |
≥96.5 |
|
五氧化二磷（以P2O5計） % Phosphorus pentoxide (P2O5) |
|
≥51.5 |
≥51.5 |
|
Ph值（1%水溶液） Ph value (1% aqueous solution) |
|
9.9-10.7 |
9.9-10.7 |
|
水不溶物 % Water insoluble |
|
≤0.10 |
≤0.1 |
|
細度(通過60目篩) % Fineness (through 60 mesh) |
|
90 |
90 |
|
氟化物(以F計) % Fluoride (F) |
|
—— |
≤0.005 |
|
重金屬(以Pb計) % Heavy metal (as Pb) |
|
—— |
≤0.001 |
|
砷(以As計) % Arsenic (as AS) |
|
—— |
≤0.0003 |
|
灼燒失重 % Loss on Ignition |
|
—— |
≤0.5 |
|
外觀 Appearance |
|
白色粉末 White power |
白色粉末 White power |