Sodium Metabisulfite Suppliers, Sodium Metabisulfite Manufacturers.
Quality Standard HG/T2826-2008
|
Item |
Chinese standard |
Company standard |
|
|
HG/T2826-2008 |
|||
|
Top-grade |
First grade |
||
|
Main content(以Na2S2O5計),% |
≥96.5 |
≥95.0 |
≥97.0 |
|
Fe (Fe),% |
≤0.005 |
≤0.010 |
≤0.002 |
|
Water-Insoluble% |
≤0.05 |
≤0.05 |
≤0.02 |
|
Arsenic(As) content% |
≤0.0001 |
— |
≤0.0001 |
Molecular Formula: Na2S2O5
Molecular weight:190.10
Appearance:White crystal powder
Company： |
QiXia TongDa Flotation Reagent Co., Ltd. |
Contact： |
qianjin yi |
Phone： |
+86-535-5203189 5203569 |
Mobile phone： |
|
Fax： |
+86-535-5203217 |
E-mail： |
aotongchem@188.com |
Website：
|
http://www.aotongchem.com.cn |
Address： |
xishou minsheng road,qixia ShanDong P.R.CHINA |
Zip Code： |
265300 |
CN
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