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7775-14-6
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7775-14-6
Product Description
Product name:Sodium dithionite
CAS:7775-14-6
MF:Na2O4S2
MW:174.11
EINECS:231-890-0
Use:
Used as a dyeing auxiliary for cotton fabrics and a bleaching agent for cotton fabrics. It is also used in mineral processing, copper plate printing, synthesis of thiourea and other sulfides. It is also used as a bleaching agent in the paper industry and as a bleaching agent, preservative and antioxidant in food grade
Specifications :
Product Name: | Sodium dithionite |
CAS: | 7775-14-6 |
MF: | Na2O4S2 |
MW: | 174.11 |
EINECS: | 231-890-0 |
Mol File: | 7775-14-6.mol |
Sodium dithionite Chemical Properties | |
Melting point | 300 °C |
Boiling point | 1390°C |
density | 2.13 |
Fp | >100°C |
storage temp. | Store at +5°C to +30°C. |
solubility | 250 g/L (20°C) |
form | Powder/Solid |
color | White |
PH | 5.5-8.5 (50g/l, H2O, 20℃) |
Odor | None or slight scent of sulfur dioxide |
Water Solubility | 250 g/L (20 ºC) |
Sensitive | Moisture Sensitive |
Merck | 148,626 |
Stability: | Stable, but air sensitive. Incompatible with strong acids, strong oxidizing agents, water, moisture. |
LogP | -2.756 (est) |
CAS DataBase Reference | 7775-14-6(CAS DataBase Reference) |
EPA Substance Registry System | Sodium hydrosulfite (7775-14-6) |
Item | Specification | Result |
Appearance | White crystalline powder | White crystalline powder |
Pb | ≤0.004% | ≤0.002% |
Fe | ≤0.004% | ≤0.002% |
Purity% | ≥88% | ≥90% |
Product Description
Product name:Sodium dithionite
CAS:7775-14-6
MF:Na2O4S2
MW:174.11
EINECS:231-890-0
Use:
Used as a dyeing auxiliary for cotton fabrics and a bleaching agent for cotton fabrics. It is also used in mineral processing, copper plate printing, synthesis of thiourea and other sulfides. It is also used as a bleaching agent in the paper industry and as a bleaching agent, preservative and antioxidant in food grade
Specifications :
Product Name: | Sodium dithionite |
CAS: | 7775-14-6 |
MF: | Na2O4S2 |
MW: | 174.11 |
EINECS: | 231-890-0 |
Mol File: | 7775-14-6.mol |
Sodium dithionite Chemical Properties | |
Melting point | 300 °C |
Boiling point | 1390°C |
density | 2.13 |
Fp | >100°C |
storage temp. | Store at +5°C to +30°C. |
solubility | 250 g/L (20°C) |
form | Powder/Solid |
color | White |
PH | 5.5-8.5 (50g/l, H2O, 20℃) |
Odor | None or slight scent of sulfur dioxide |
Water Solubility | 250 g/L (20 ºC) |
Sensitive | Moisture Sensitive |
Merck | 148,626 |
Stability: | Stable, but air sensitive. Incompatible with strong acids, strong oxidizing agents, water, moisture. |
LogP | -2.756 (est) |
CAS DataBase Reference | 7775-14-6(CAS DataBase Reference) |
EPA Substance Registry System | Sodium hydrosulfite (7775-14-6) |
Item | Specification | Result |
Appearance | White crystalline powder | White crystalline powder |
Pb | ≤0.004% | ≤0.002% |
Fe | ≤0.004% | ≤0.002% |
Purity% | ≥88% | ≥90% |