Customization: | Available |
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CAS No.: | 7446-20-0 |
Formula: | O4szn |
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98% 93% Industrial /Food Grade High Purity Anhydrous Sodium Sulfite 7757-83-7
1.Appearance: White Powder
2.Purity: 99%min
3.PH :7-10 for Normal grade. PH:6-8 for viscose grade.
4.Properties: white fine crystal or powder, easily soluble in water; absorb moisture; odorless, non-toxic.
TEST ITEMS |
STANDARD VALUE |
TEST VALUE |
Appearance |
White crystal |
White crystal |
Sodium sulphate |
99%MIN. |
99.13% |
Moisture |
0.20%MAX. |
0.02% |
Water insolubles |
0.05%MAX. |
0.001% |
Ca+ & Mg+ |
0.15%MAX. |
0.001% |
Chloride |
0.35%MAX. |
0.33% |
Whiteness |
80MIN. degree |
86.5 |
Test standard |
GB/T6009-2003 |
|
Conclusion |
The product is sampled according to GB/T8618-2001 and tested as per GB/T6009-2003, and the test result is eligible. |
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