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Ethanol Extra pure 99.8% Extra Pure
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SHORT DESCRIPTION
Ethanol Extra Pure 99.8% is a highly purified grade of ethyl alcohol widely used in laboratory, pharmaceutical, cosmetic, and analytical applications. At 99.8% purity, it contains minimal water, making it ideal for dehydration reactions, chromatography, spectroscopy, and cleanroom procedures. It serves as a universal solvent, disinfectant, and intermediate in chemical synthesis. This extra pure grade ensures low impurity levels, making it suitable for precision scientific experiments and pharmaceutical formulations. It is volatile and flammable, so it should be stored tightly sealed, in a cool, well-ventilated area, away from ignition sources.
Description
USES
Primary Laboratory Uses:
- Solvent for chemical reactions and extractions:
Widely used to dissolve polar and some nonpolar compounds in synthesis, chromatography, and sample preparation. - Disinfectant and sterilizing agent:
Effective against a broad spectrum of microorganisms; used to sterilize lab surfaces, instruments, and biological samples. - Preservative for biological specimens:
Used in histology and microbiology to fix and preserve tissue or microbial cultures. - Reagent in organic synthesis:
Acts as a reactant in esterification, oxidation, and other organic transformations.
Secondary Laboratory Uses:
- Cleaning agent for lab glassware and surfaces:
Removes grease, oils, and residues without leaving water marks. - Dehydrating agent in sample processing:
Assists in water removal during tissue processing or preparing samples for microscopy. - Component in buffer and extraction solutions:
Helps maintain solution properties in biochemical assays and DNA/RNA extraction. - Calibration and density reference in instruments:
Used to calibrate alcoholmeters and validate ethanol concentration in QC labs.
KEY PRODUCT FEATURES
KEY ATTRIBUTES
1. Basic Identification Attributes
- Chemical Name: Ethanol
- Synonyms: Ethyl alcohol, Alcohol, Grain alcohol
- Chemical Formula: Câ‚‚Hâ‚…OH
- CAS Number: 64-17-5
- Grade: Extra Pure (Laboratory Grade, 99.8%)
- Appearance: Clear, colorless, volatile liquid
- Odor: Characteristic alcoholic odor
2. Physical & Chemical Properties
- Molecular Weight: 46.07 g/mol
- Purity: 99.8%
- Boiling Point: 78.37 °C
- Melting Point: –114.1 °C
- Flash Point: 13 °C (closed cup)
- Density: 0.789 g/cm³ at 20 °C
- Solubility: Miscible with water and most organic solvents
3. Safety & Hazard Attributes
- GHS Classification:
- Flammable Liquid (Category 2)
- Eye Irritation (Category 2A)
- Hazard Statements:
- H225: Highly flammable liquid and vapor
- H319: Causes serious eye irritation
- PPE Requirements:
- Safety goggles
- Protective gloves
- Flame-resistant lab coat
- Proper ventilation or fume hood
- First Aid Measures:
- Inhalation: Remove to fresh air, seek medical attention if unwell
- Skin Contact: Wash with soap and water
- Eye Contact: Rinse with water for several minutes
- Ingestion: Do NOT induce vomiting, seek medical advice
4. Storage & Handling Attributes
- Storage Conditions:
- Store in a cool, well-ventilated, flammable chemical cabinet
- Keep away from ignition sources and direct sunlight
- Use explosion-proof electrical equipment if needed
- Handling Notes:
- Handle in a fume hood when in bulk
- Use grounding and bonding for bulk transfers
5. Regulatory & Compliance Attributes
- EC Number: 200-578-6
- UN Number: UN 1170
- Hazard Class: 3 (Flammable Liquid)
- Packing Group: II
- REACH Status: Registered
6. Laboratory Applications
- Primary Uses:
- Solvent for organic and inorganic compounds
- Disinfectant and antiseptic
- DNA/RNA precipitation in molecular biology
- Chromatography and spectroscopic sample prep
- Secondary Uses:
- Cleaning of lab glassware
- Histology and tissue dehydration
- Fuel and combustion experiments
SAFETY HANDLING PRECAUTIONS
SAFETY MEASURES
SAFETY & HANDLING
- Highly flammable liquid and vapor
- Use in well-ventilated areas and keep away from ignition sources
- PPE: Gloves, goggles, lab coat
- Storage:
- Store in a cool, well-ventilated place
- Keep container tightly sealed and away from heat
FIRST AID MEASURES
- Inhalation: Move to fresh air, provide oxygen if breathing is difficult
- Skin Contact: Rinse with water; remove contaminated clothing
- Eye Contact: Rinse with water for at least 15 minutes
- Ingestion: Rinse mouth, do not induce vomiting—seek medical help
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