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Technical data
- Solubility:
- water 680 g/l at 20 °C
- Physical Description:
- solid
- Product Code:
- 143289
- Product Name:
- Sodium Formaldehyde Sulfoxylate x-hydrate (USP-NF) pure, pharma grade
- Quality Name:
- pure, pharma grade
- Specifications:
- Assay (as SO2) (Iodom.) (calc. a.a.s): 45.5-54.5 %
Identity according to Pharmacopoeias:: passes test
pH sol. 2%: 9.5-10.5
Maximum limit of impurities
Alkalinity: 0.35 meq/g
Insoluble matter in H2O: 0.05 %
Loss on drying at 105°C: 27.0%
Sulfide: passes test
Clarity and appearance of solution: passes test
Residual solvents (Ph.Eur/USP): passes test
Sodium sulphite (as Na2SO3) calc. a.a.s.: 5.0%
Fe: 0.0025 %
- Hazard pictograms
-
- WGK:
- 1
- Storage:
- Room Temperature.
- Signal Word:
- Warning
- GHS Symbols:
- GHS08
- H Phrases:
- H341
H361
- P Phrases:
- P201
P202
P281
P308+P313
P405
P501
- Master Name:
- Sodium Formaldehyde Sulphoxylate x-hydrate
- Synonyms Long Text:
- Formaldehyde Sodium Sulphoxylate, Hydroxymethanesulphinic Acid Sodium Salt, Rongalit
- EINECS:
- 205-739-4
- CS:
- 2831 10 00 00