Anhydrous sodium sulfite(Refined Grade)
| Post Date: |
Jul 05,2013 |
| Expiry Date: |
Jan 01,2014 |
| Detailed Description: |
Molecular Formula: Na2SO3
Molecular Weight: 126.04
CAS NO: 7757-83-7
Appearance: white crystalline
powder
Character: with the smell of sulfur dioxide
, lose SO2 in the air,become the sulfate Solubility: soluble in water,slightly soluble
in alcohol,insoluble in liquid ammonia
Usages: Main used in printing
and dyeing,paper making,photo,food,pharmacy,petroleum chemical
and so on
Packing: 25kg PE bag or 1000kg/bag Product
specifications:
| Items |
Index |
Standard |
Reference
value |
| Na2SO3 ≥% |
98.0 |
98.3 |
| Fe≤ % |
0.002 |
0.006 |
| Insoluble in water≤ % |
0.01 |
0.002 |
| Na2CO3≤
% |
0.3 |
0.12 |
| Na2SO4≤
% |
1.5 |
1.2 |
| Nacl≤ % |
0.02 |
0.003 |
| Pb≤ % |
0.002 |
0.0005 |
| As≤ % |
0.0005 |
0.00005 |
| Sodium thiosulfate≤ % |
0.02 |
0.01 |
| Appearance of soluble |
white |
|
| Company: |
Dongying Fengyuan Chemical Co.,Ltd.
[ China ]
|
| Contact: |
Du Qiong |
| Tel: |
+86-546-8023567 13665460623 |
| Fax: |
+86-546-8022557 |
| Email: |
sales@fychem.cn |
-
Disclaimer statement:The information and data included above have been realized by the enterprises and compiled by the staff, and are subject to change without notice to you. The Chemnet makes no warranties or representations whatsoever regarding the facticity, accuracy and validity of such information and data. In order to ensure your interest, we suggest you chose the products posted by our gold suppliers or VIP members.
