Sodium hydrogen selenite
SIGALD/71658 - purum p.a., ≥96.0% (RT)
Synonym: Sodium biselenite; Sodium hydroselenite
CAS Number: 7782-82-3
Empirical Formula (Hill Notation): HNaO3Se
Molecular Weight: 150.96
EC Number: 231-966-3
MDL Number: MFCD00003525
Linear Formula: NaHSeO3
Product Type: Chemical
anion traces | chloride (Cl-): ≤100 mg/kg |
selenate, sulfate (as SO42-): ≤1500 mg/kg | |
assay | ≥96.0% (RT) |
cation traces | Ca: ≤100 mg/kg |
Cd: ≤50 mg/kg | |
Co: ≤50 mg/kg | |
Cu: ≤100 mg/kg | |
Fe: ≤50 mg/kg | |
K: ≤100 mg/kg | |
Ni: ≤50 mg/kg | |
Pb: ≤300 mg/kg | |
Zn: ≤100 mg/kg | |
form | crystals |
grade | purum p.a. |
InChI | 1S/Na.H2O3Se/c;1-4(2)3/h; |
InChI key | OHYAUPVXSYITQV-UHFFFAOYSA |
pH | 5.4-7.2 (25 °C, 50 mg/mL in H2O, hot) |
Quality Level | 200 |
SMILES string | [Na+].O[Se]([O-])=O |
General description: | Sodium hydrogen selenite is an alkali hydrogen selenite.Its infrared and Raman spectral investigations have been reported. |
Symbol | GHS06,GHS08,GHS09 |
Signal word | Danger |
Hazard statements | H300 - H331 - H373 - H410 |
Precautionary statements | P260 - P264 - P273 - P301 + P310 - P304 + P340 + P311 - P314 |
Hazard Codes | T,N |
Risk Statements | 23/25-33-50/53 |
Safety Statements | 20/21-28-45-60-61 |
RIDADR | UN 2630PSN2 6.1 / PGI |
WGK Germany | WGK 3 |
Purity | ≥96.0% (RT) |
UNSPSC | 12352300 |