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VWR Formamide ≥99.0%, AnalaR NORMAPUR® analytical reagent
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Specifications:
| Application | Analytical Chemistry, Capillary Electrophoresis | ||
| Storage Temperature | Ambient | ||
| Product Type | Laboratory Chemical | Forms | Liquid |
| Product Brand | VWR | ||
| Product Grade | Analytical grade | Formula | HCONH₂ |
VWR® Formamide (≥99.0%) supplied under the AnalaR NORMAPUR® grade is a high-purity polar solvent and analytical reagent widely used in molecular biology, cytogenetics, chromatography, and organic synthesis. With stringent impurity limits, it offers reliability for sensitive assays and high-precision analytical work.
Formamide is known for its ability to destabilize hydrogen bonds, making it essential in nucleic acid hybridization studies, electrophoresis, and PCR protocols. Its high purity and low contaminant levels (≤1 ppm chloride, iron, and heavy metals) ensure reproducibility in both research and analytical workflows.
Key Features
- High Purity: ≥99.0% assay (anhydrous basis).
- Analytical Grade: AnalaR NORMAPUR® quality for reliable results.
- Low Impurity Profile: Heavy metals ≤1 ppm, chloride ≤1 ppm, water ≤0.2%.
- Molecular Biology Utility: Commonly used in DNA/RNA hybridization studies.
- Stable & Reliable: Supplied in glass bottles, stored under refrigeration.
Applications
- Molecular Biology: Nucleic acid hybridization, denaturation, PCR, and sequencing workflows.
- Cytogenetics: In situ hybridization and karyotyping assays.
- Chromatography: Polar solvent for HPLC and thin-layer chromatography (TLC).
- Organic Synthesis: Reagent and solvent in high-polarity reactions.
- Protein Chemistry: Stabilizing medium for proteins and nucleic acids.
Specifications
| Property | Details |
|---|---|
| Assay (anhydrous basis) | ≥99.0% |
| CAS Number | 75-12-7 |
| Molecular Formula | HCONH₂ |
| Molecular Weight | 45.04 g/mol |
| Appearance | Clear, colorless liquid |
| Boiling Point | 210 °C |
| Melting Point | 2 °C |
| Flash Point | 79 °C |
| Density (20 °C) | 1.1334 g/cm³ |
| Heavy Metals (as Pb) | ≤1 ppm |
| Chloride (Cl⁻) | ≤1 ppm |
| Iron (Fe) | ≤1 ppm |
| Water Content | ≤0.2% |
| Ignition Residue (SO₄) | ≤50 ppm |
| Storage Temperature | Refrigerator (2–8 °C) |
| Merck Index | 13,04261 |
Packaging & Ordering Information
| Catalog Number | Description | Pack Size | Container |
|---|---|---|---|
| 24311.291 | VWR® Formamide ≥99.0%, AnalaR NORMAPUR® | 1 L | Glass bottle |
| 24311.320 | VWR® Formamide ≥99.0%, AnalaR NORMAPUR® | 2.5 L | Glass bottle |
Safety Information
- Hazard Classification: Health hazard (toxic if swallowed, harmful if inhaled, reproductive toxin).
- Flash Point: 79 °C.
- Precautions: Handle in a fume hood, store refrigerated, use gloves, goggles, and protective clothing.
VWR® Formamide ≥99.0%, AnalaR NORMAPUR® is a high-quality polar solvent and analytical reagent with broad applications in molecular biology, cytogenetics, organic synthesis, and chromatography. Its high purity, low contaminant levels, and AnalaR NORMAPUR® certification make it a reliable choice for sensitive and high-precision laboratory work.
- Pack Size: Glass bottle, 1L Glass bottle, 2.5L