VWR Potassium bromide ≥99.5%, AnalaR NORMAPUR® analytical reagent
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Formula: KBr
CAS Number: 7758-02-3
Specifications:
Application | Analytical Chemistry | ||
Storage Temperature | Ambient | ||
Product Type | Laboratory Chemical | Forms | Powder |
Product Brand | VWR | ||
Product Grade | Analytical grade | Formula | KBr |
VWR® Potassium Bromide (KBr) is a high-purity salt (≥99.5%) suitable for sensitive analytical procedures. Produced to AnalaR NORMAPUR® standards, it is widely used in infrared (IR) spectroscopy for sample pellet preparation and also serves in titrimetric analysis, pharmaceutical formulations, and other high-precision laboratory applications. Its high solubility and low impurity content ensure reproducible, accurate results.
Key Features
- ≥99.5% purity for trace-level analytical applications
- AnalaR NORMAPUR® grade—ideal for spectroscopic and analytical use
- High chemical stability and excellent solubility in water
- Suitable for IR spectroscopy, titration, and pharmaceutical use
- Supplied in moisture-resistant plastic bottles
Specifications
Property | Specification |
---|---|
Chemical Name | Potassium Bromide |
CAS Number | 7758-02-3 |
Molecular Formula | KBr |
Molecular Weight | 119.00 g/mol |
Purity | ≥99.5% |
Appearance | White crystalline solid |
Melting Point | 730 °C |
Boiling Point | 1435 °C (1013 hPa) |
Density | 2.75 g/cm³ (20 °C) |
EINECS Number | 231-830-3 |
Grade | AnalaR NORMAPUR® |
Hazard Classification | GHS07 (Irritant) |
Storage Temperature | Ambient |
Applications
- Infrared Spectroscopy (IR) – Commonly used as a matrix material for KBr pellets
- Analytical Chemistry – Supports precision titrations and standard solution preparations
- Pharmaceuticals – Used as an excipient and in controlled-release formulations
- General Laboratory Use – Reagent for bromide ion studies and halide chemistry
- Educational Labs – Demonstration of ionic compound properties and solubility
Ordering Information
Catalog Number | Pack Size | Packaging Type |
---|---|---|
26708.238 | 250 g | Plastic bottle (solids) |
26708.295 | 1 kg | Plastic bottle (solids) |
VWR® Potassium Bromide ≥99.5%, AnalaR NORMAPUR® offers the high purity and performance required for spectroscopy, analytical chemistry, and pharmaceutical development. With excellent batch-to-batch consistency and low contamination risk, it is a dependable reagent in any high-precision laboratory setting.
- Pack Size: 1kg 250 Grams