Description
Description
Iodic Acid Puriss. P.A. ACS Reagent ≥99.5% (RT) 25 Gram
- CAS Number 7782-68-5
- Empirical Formula (Hill Notation) HIO3
- Molecular Weight 175.91
- EC Number 231-962-1
- MDL number MFCD00011348
- eCl@ss 32110203
- PubChem Substance ID 329758395
- NACRES NA.21
| grade | ACS reagent |
| puriss. p.a. | |
| assay | ≥99.5% (RT) |
| impurities | ≤0.1% total nitrogen (N) |
| ign. residue | ≤0.01% (as SO4) |
| anion traces | bromide, chloride (as Cl-): ≤200 mg/kg |
| iodide (I-): ≤5 mg/kg | |
| sulfate (SO42-): ≤150 mg/kg | |
| cation traces | Ag: ≤5 mg/kg |
| Al: ≤5 mg/kg | |
| Ba: ≤10 mg/kg | |
| Bi: ≤5 mg/kg | |
| Ca: ≤10 mg/kg | |
| Cd: ≤5 mg/kg | |
| Co: ≤5 mg/kg | |
| Cr: ≤5 mg/kg | |
| Cu: ≤5 mg/kg | |
| Fe: ≤10 mg/kg | |
| K: ≤50 mg/kg | |
| Li: ≤5 mg/kg | |
| Mg: ≤5 mg/kg | |
| Mn: ≤5 mg/kg | |
| Mo: ≤5 mg/kg | |
| Na: ≤50 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Sr: ≤5 mg/kg | |
| Tl: ≤5 mg/kg | |
| Zn: ≤5 mg/kg | |
| SMILES string | OI(=O)=O |
| InChI | 1S/HIO3/c2-1(3)4/h(H,2,3,4) |
| InChI key | ICIWUVCWSCSTAQ-UHFFFAOYSA-N |
General description
Iodic acid is the hydrated form of I2O5. Reaction of iodic acid with hydrogen iodide has been described by electrolytic dissociation theory. Combustion of mixture of chromic, iodic, sulfuric and phosphoric acids has been proposed. Its Raman spectra have been recorded. Vibrational assignment of IO3– has been evaluated.
Other Notes
Oxidant for the decomposition of metals and organic compounds.
GHS03, GHS05
Signal word Danger
Hazard statements H272-H314
Precautionary statements P220-P280-P305 + P351 + P338-P310
RIDADR UN 3085 8(5.1) / PGII
WGK Germany 3
Documents
Safety Data Sheet





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