Potassium bromide
SIGMA/60089 - BioUltra, ≥99.5% (AT)
CAS Number: 7758-02-3
Empirical Formula (Hill Notation): BrK
Molecular Weight: 119.00
EC Number: 231-830-3
MDL Number: MFCD00011358
Linear Formula: KBr
Product Type: Chemical
12 Principles of Green Chemistry: Principle 9—Catalytic reagents (as selective as possible) are superior to stoichiometric reagents.
| λ | 1 M in H2O |
| anion traces | bromate (BrO3-): ≤10 mg/kg |
| chloride (Cl-): ≤1000 mg/kg | |
| iodide (I-): ≤10 mg/kg | |
| sulfate (SO42-): ≤50 mg/kg | |
| assay | ≥99.5% (AT) |
| cation traces | Al: ≤5 mg/kg |
| As: ≤0.1 mg/kg | |
| Ba: ≤5 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: ≤5 mg/kg | |
| Li: ≤5 mg/kg | |
| Mg: ≤5 mg/kg | |
| Mn: ≤5 mg/kg | |
| Mo: ≤5 mg/kg | |
| Na: ≤200 mg/kg | |
| Ni: ≤5 mg/kg | |
| Pb: ≤5 mg/kg | |
| Sr: ≤5 mg/kg | |
| Zn: ≤5 mg/kg | |
| form | solid |
| grade | reagent grade |
| greener alternative category | Aligned  |
| greener alternative product characteristics | Catalysis Learn more about the Principles of Green Chemistry . |
| impurities | insoluble matter, passes filter test |
| ≤0.001% total nitrogen (N) | |
| InChI | 1S/BrH.K/h1H;/q;+1/p-1 |
| InChI key | IOLCXVTUBQKXJR-UHFFFAOYSA |
| loss | ≤0.5% loss on drying, 110 °C |
| mp | 734 °C (lit.) |
| pH | 5.0-7.0 (25 °C, 1 M in H2O) |
| product line | BioUltra |
| Quality Level | 100 |
| SMILES string | [K+].[Br-] |
| solubility | H2O: 1 M at 20 °C, clear, colorless |
| sustainability | Greener Alternative Product |
| UV absorption | λ: 260 nm Amax: 0.01 |
| λ: 280 nm Amax: 0.01 | |
| vapor pressure | <0.01 mmHg ( 20 °C) |
| 1 mmHg ( 795 °C) |
| Application: | May be used for removal of peripheral membrane proteins. |
| Application: | Potassium bromide is used in the preparation of stable Pd nanocubes used in immunolabeling. Potassium bromide is used for the purification of Sarcocystis neurona sporocysts by discontinuous density gradient centrifugation. |
| Biochem/physiol Actions: | Potassium bromide is useful in the treatment of refractory seizures or tonic-clonic seizures. It executes a stable excitable membrane by neuron hyperpolarization. |
| Features and Benefits: | In the resolution of flavoproteins into apoproteins and free flavins; Increases yield of extracellular SOD in the extraction from human tissues and cell lines. |
| Features and Benefits: | We are committed to bringing you Greener Alternative Products, which adhere to one or more of The 12 Principles of Greener Chemistry. This product is an environmentally benign and has been enhanced for catalytic efficiency. Click here  for more information. |
| General description: | Potassium bromide is a chaotropic salt, mostly used as an anticonvulsant. |
| Symbol |  GHS07 |
| Signal word | Warning |
| Hazard statements | H319 |
| Precautionary statements | P280 - P305 + P351 + P338 - P337 + P313 |
| Hazard Codes | Xi |
| Risk Statements | 36 |
| Safety Statements | 26 |
| RIDADR | NONH for all modes of transport |
| WGK Germany | WGK 1 |
| Flash Point(F) | Not applicable |
| Flash Point(C) | Not applicable |
| Purity | ≥99.5% (AT) |
| mp | 734 °C (lit.) |
| UNSPSC | 12352302 |