Sodium (meta)arsenite
ALDRICH/S7400 - ≥90%
Synonym: Arsenenous acid sodium salt; Arsenic sodium oxide; Arsenite sodium; Sodium arsenic oxide; sodium arsenite; Sodium dioxoarsenate
CAS Number: 7784-46-5
Empirical Formula (Hill Notation): AsNaO2
Molecular Weight: 129.91
EC Number: 232-070-5
MDL Number: MFCD00003472
Linear Formula: NaAsO2
Product Type: Chemical
| assay | ≥90% |
| InChI | 1S/AsHO2.Na/c2-1-3;/h(H,2 |
| InChI key | PTLRDCMBXHILCL-UHFFFAOYSA |
| Quality Level | 200 ![]() |
| reaction suitability | core: arsenic |
| reagent type: catalyst | |
| SMILES string | [Na+].[O-][As]=O |
| solubility | H2O: 10%, clear to turbid |
| Application: | Sodium (meta) arsenite can be used as a precursor in the synthesis of nano sized arsenic imprinted polymer which is used as a sensor in the determination of arsenic(As3+). |
| Packaging: | 100 g in glass bottle |
| Symbol | ![]() ![]() GHS06,GHS08,GHS09 |
| Signal word | Danger |
| Hazard statements | H301 + H331 - H350 - H410 |
| Precautionary statements | P201 - P202 - P261 - P273 - P301 + P310 - P304 + P340 + P311 |
| Hazard Codes | T,N |
| Risk Statements | 45-23/24/25-50/53 |
| Safety Statements | 53-20/21-28-36/37-45-60-61 |
| RIDADR | UN 2027 6.1 / PGII |
| WGK Germany | WGK 3 |
| Purity | ≥90% |
| UNSPSC | 12161600 |




