Hydroxylamine-O-sulfonic acid
- Product NameHydroxylamine-O-sulfonic acid
- CAS2950-43-8
- CBNumberCB5702901
- MFH3NO4S
- MW113.09
- EINECS220-971-6
- MDL NumberMFCD00011604
- MOL File2950-43-8.mol
Chemical Properties
| Melting point: | 210 °C (dec.)(lit.) |
| Boiling point: | 39 °C(Press: 0.4 Torr) |
| Density | 2.2 g/cm3 (20℃) |
| vapor pressure | 0-53.329Pa at 25-39℃ |
| storage temp. | 2-8°C |
| solubility | 675g/l (slow decomposition) |
| form | Crystalline Powder |
| pka | -6.47±0.18(Predicted) |
| color | White |
| PH | 0.8 (100g/l, H2O, 20℃) |
| biological source | rabbit |
| Water Solubility | soluble |
| Sensitive | Hygroscopic |
| BRN | 956566 |
| InChI | 1S/H3NO4S/c1-5-6(2,3)4/h1H2,(H,2,3,4) |
| InChIKey | DQPBABKTKYNPMH-UHFFFAOYSA-N |
| SMILES | NOS(O)(=O)=O |
| CAS DataBase Reference | 2950-43-8(CAS DataBase Reference) |
| EPA Substance Registry System | Hydroxylamine-O-sulfonic acid (2950-43-8) |
Safety
| Symbol(GHS) |
   GHS05,GHS07,GHS09 |
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| Signal word | Danger | |||||||||
| Hazard statements | H302-H314-H410 | |||||||||
| Precautionary statements | P260-P280-P301+P312+P330-P303+P361+P353-P304+P340+P310-P305+P351+P338 | |||||||||
| PPE | Eyeshields, Faceshields, Gloves, type P3 (EN 143) respirator cartridges | |||||||||
| Hazard Codes | C,N | |||||||||
| Risk Statements | 34-50-43-40-22 | |||||||||
| Safety Statements | 26-36/37/39-45-61-28A-27-22 | |||||||||
| RIDADR | UN 3260 8/PG 3 | |||||||||
| WGK Germany | 3 | |||||||||
| RTECS | NC5427000 | |||||||||
| F | 10-21 | |||||||||
| Hazard Note | Irritant | |||||||||
| TSCA | TSCA listed | |||||||||
| HazardClass | 8 | |||||||||
| PackingGroup | III | |||||||||
| HS Code | 28111980 | |||||||||
| Storage Class | 8A - Combustible corrosive hazardous materials | |||||||||
| Hazard Classifications |
Acute Tox. 4 Oral Aquatic Acute 1 Aquatic Chronic 3 Eye Dam. 1 Skin Corr. 1B |
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| REACH Registrations | Active | |||||||||
| Limited Quantities | 5.0 kg (11 lbs) (solid) | |||||||||
| Excepted Quantities | Max Inner Pack (30g or 30ml) and Max Outer Pack (1Kg or 1L) | |||||||||
| NFPA 704: |
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