Potassium bicarbonate
SIGALD/12602 - puriss., meets analytical specification of Ph. Eur., BP, USP, E501, 99.5-101.0% (acidimetric)
Synonym: Potassium hydrogen carbonate
CAS Number: 298-14-6
Empirical Formula (Hill Notation): CHKO3
Molecular Weight: 100.12
EC Number: 206-059-0
MDL Number: MFCD00011402
Linear Formula: KHCO3
Product Type: Chemical
| anion traces | carbonate (K2CO3): ≤2.5% |
| chloride (Cl-): ≤50 mg/kg | |
| sulfate (SO42-): ≤100 mg/kg | |
| assay | 99.5-101.0% (acidimetric) |
| cation traces | As: ≤1 mg/kg |
| Ca: ≤50 mg/kg | |
| Fe: ≤10 mg/kg | |
| Na: ≤300 mg/kg | |
| Pb: ≤5 mg/kg | |
| form | powder or crystals |
| grade | puriss. |
| impurities | organic volatile impurities, complies (GC) |
| ≤0.0005% heavy metals (as Pb) | |
| ≤0.002% ammonium (NH4) | |
| InChI | 1S/CH2O3.K/c2-1(3)4;/h(H2 |
| InChI key | TYJJADVDDVDEDZ-UHFFFAOYSA |
| loss | ≤0.1% loss on drying, 4 h (on silica gel) |
| pH | 8.0-8.6 (20 °C, 5%) |
| quality | meets analytical specification of Ph. Eur., BP, USP, E501 |
| Quality Level | 200 ![]() |
| SMILES string | [K+].OC([O-])=O |
| solubility | water: soluble(lit.) |
| suitability | complies for appearance of solution |
| Application: | Potassium bicarbonate is used: • In the synthesis of cyclic ammonium cation N,N-dimethyl-3,5-dimethyl • As a base in the preparation of glycerol carbonate and glycidol from 3-chloro-1,2-propanediol (HAL). |
| General description: | Potassium bicarbonate (Potassium hydrogen carbonate) is an inexpensive, nontoxic base. It is used to regulate pH or as a reagent. |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | 99.5-101.0% (acidimetric) |
| UNSPSC | 12352302 |

