Sodium formaldehyde sulfoxylate (Rongalite C Powder)
Name: sodium formaldehyde sulfoxylate, rongalite C
CAS #: 6035-47-8
EINECS #: 205-739-4
Formula: CH3NaO3S.2H2O
Molecular weight: 154.11
Heat of fusion: 54.84KJ/mol(13.2Kcal/mol)
Melting point: 64ºC
Specific gravity: 1.8
Stable pour point: 50ºC max
Hygroscopic point: relative humidity 60%
Solubility 45%(20ºC): 1.2 doses of water is necessary for dissolving away I dose of Rongalite at 20ºC.
50%(70ºC): 1 dose of water is necessary for dissolving away 1 dose of rongalite at 70ºC
Specification:
| Item |
Standard |
Result |
| Appearance |
White powder |
White powder |
| Purity |
≥99.00% |
99.190% |
| State of soluble |
Water solution clear |
| Odor |
None |
| Sulphide |
Not in dark |
| Alkalinity as sodium carbonate |
1.6% |
| Cu&Mn |
3ppm |
Usages: It is used as dying auxiliary in printing and dying industry as dying auxiliary and for butadien styrene rubber and synthetic resin as active agent. Also can be used to decolorize and bleach some organic substances. it is recommended for food industry as bleaching agent, especially sugar industry
Packing and storage: 25kgs/bag or 50kgs in iron drum with two layer PE bag inside. Customer request .
It should keep away from sunlight and water, store it in cool place. It can not mix with acid and oxide.
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