Chemical laboratory

Denatured Alcohol Proof A

Multi-Purpose Industrial Solvent and Cleaning Agent

  • CAS Mixture
  • Formula C₂H₆O (Ethanol) with denaturants (e.g., methanol, isopropyl alcohol, methyl ethyl ketone, or others)
  • Flash Pt 13 °C (for pure ethanol)
  • Density 0.789 g/cm³ (for pure ethanol at 20°C)
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Physical & Chemical Properties

Property Value Unit
Boiling point 78.37 °C (for pure ethanol) °C
Flash point 13 °C (for pure ethanol) °C
Density 0.789 g/cm³ (for pure ethanol at 20°C) g/cm³
Solubility Miscible with water -
Ph 7.0 (Neutral) -
Molecular weight 46.07 g/mol (for pure ethanol) g/mol
Melting point -114.1 °C (for pure ethanol) °C
Vapor pressure 59 mmHg at 20°C (for pure ethanol) mmHg
Autoignition temp 363 °C (for pure ethanol) -
Appearance Clear, colorless liquid -
Odor Characteristic alcohol odor -
Vapor density 1.6 (air = 1) (for pure ethanol) g/cm³

Overview

Denatured Alcohol Proof A is a specially formulated ethanol-based solvent that has been rendered unfit for human consumption through the addition of specific denaturants. This clear, colorless liquid maintains the excellent solvent properties of ethanol while meeting regulatory requirements for industrial and commercial applications. With a flash point of 13°C and miscibility with water, this versatile chemical serves as an essential component in numerous industrial processes and cleaning operations.

Key Applications

This denatured alcohol excels as an industrial solvent for dissolving resins, waxes, and various organic compounds in manufacturing processes. As a cleaning agent, it effectively removes oils, fingerprints, and residues from surfaces without leaving streaks. In laboratory settings, it serves as a reliable reagent for extractions and reactions. The product also functions as an excellent surface preparation agent before painting or coating applications, ensuring proper adhesion by removing contaminants.

Safety & Handling

Due to its low flash point of 13°C, Denatured Alcohol Proof A requires careful handling around ignition sources. Always use appropriate personal protective equipment including safety glasses, chemical-resistant gloves, and protective clothing. Ensure adequate ventilation in work areas to prevent vapor accumulation. The autoignition temperature of 363°C provides a safety margin, but proper fire prevention measures remain essential. Never use near open flames, sparks, or hot surfaces.

Storage & Shelf Life

Store in tightly sealed containers in a cool, dry area away from heat sources and incompatible materials. Recommended storage temperature is below 25°C to minimize evaporation and maintain product integrity. Keep containers grounded during transfer operations to prevent static electricity buildup. Avoid storage near strong oxidizers, acids, or alkalis. When properly stored in original containers, the product maintains its quality for extended periods.

Why Alliance Chemical

Alliance Chemical offers same-day shipping on Denatured Alcohol Proof A from our Taylor, Texas facility. We provide flexible shipping options including UPS for smaller quantities, LTL for medium orders, and FTL for bulk requirements. Every shipment includes comprehensive Safety Data Sheets (SDS) and Certificates of Analysis (COA) to ensure compliance and quality assurance for your operations.

Shipping & Availability

Parcel Shipping

UPS Ground supports pints, quarts, and most 1-gallon packages nationwide.

LTL Freight

5-gallon pails, drums, and totes move via LTL carriers such as ABF Freight, SEFL, Saia, and XPO.

Full Truckload

FTL available for palletized bulk orders. Competitive freight rates.

Local Pickup

Will-call pickup available at our Taylor, TX warehouse for Texas customers.

SDS, COA, and TDS available for every product • Most orders ship in 1-2 business days from Taylor, TX

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Frequently Asked Questions

What is Denatured Alcohol Proof A and what is it used for?
Denatured Alcohol Proof A is ethanol rendered unsuitable for human consumption by addition of denaturants and is supplied for industrial and laboratory use as a general-purpose solvent. Common uses include cleaning and degreasing, coatings and inks formulation, solvent for adhesives, lab sample preparation, and as a process solvent in manufacturing.
How should I store Denatured Alcohol Proof A and what is its shelf life?
Store in a cool, well‑ventilated area away from ignition sources in tightly closed, labeled containers compatible with alcohols; keep away from oxidizers. Under proper storage conditions (dry, sealed, ambient temperature) shelf life is typically 12–24 months, but verify with the supplier's COA for batch-specific guidance.
What are the key safety and handling precautions for Denatured Alcohol Proof A?
It is a flammable liquid with vapors that can form explosive mixtures; use grounding/bonding when transferring, ensure good ventilation or local exhaust, and wear chemical-resistant gloves and eye protection. Refer to the product SDS for detailed PPE, first-aid, and fire-fighting measures and avoid inhalation and open flames.
How do different concentrations of Denatured Alcohol Proof A affect performance?
Higher ethanol concentrations (e.g., 95–99% v/v) increase solvency and evaporate faster, while lower concentrations contain more water, reduce solvency for nonpolar solutes, and evaporate more slowly. Select concentration based on required solvency, evaporation rate, and process compatibility; consult the technical datasheet for recommended grades.
What documentation is available for Denatured Alcohol Proof A?
Suppliers typically provide a Safety Data Sheet (SDS), Certificate of Analysis (COA) showing assay and impurities, Technical Data Sheet (TDS), and shipping documentation (UN/ADR forms) on request. Additional documents such as VOC content statements or custom regulatory declarations can usually be supplied for qualified orders.
How is Denatured Alcohol Proof A shipped and what packaging options are common?
It is shipped as a flammable liquid under UN1170 (ethanol) classification; exact shipping class and packing group depend on concentration and local regulations—use a licensed hazmat carrier. Common packaging includes steel/drum cans (20–220 L), intermediate bulk containers (IBC, 1000 L), and smaller safety cans for laboratory quantities.
What materials is Denatured Alcohol Proof A compatible or incompatible with?
It is generally compatible with stainless steel, glass, and many aluminum alloys, and soluble in most organic solvents. Avoid prolonged contact with certain plastics (polycarbonate, some polystyrenes), natural rubber, and some painted/coated surfaces; perform compatibility testing before use on critical materials.
What are the typical technical specifications for Denatured Alcohol Proof A?
Typical specifications include ethanol content by volume (varies by grade), water content inversely related to ethanol concentration, density around 0.79–0.82 g/mL at 20 °C, and a boiling point near 78 °C; exact values depend on formulation and denaturants. For batch-specific values, consult the COA and TDS provided by the supplier.
Which industries and processes commonly use Denatured Alcohol Proof A?
Common industries include coatings and paints, inks and printing, adhesives, metalworking and electronics cleaning, laboratories and analytical chemistry, and specialty chemical manufacturing. It is used where a fast‑evaporating, effective solvent or cleaning agent is required in industrial and lab settings.
How can I purchase Denatured Alcohol Proof A and what availability should I expect?
Contact chemical distributors or the manufacturer's sales team to request pricing, lead times, minimum order quantities, and sample availability; many suppliers offer multiple concentrations and packaging options. Availability depends on regional regulations and current inventory—ask for SDS, COA, and shipping documentation prior to purchase.

Documentation & Downloads

Safety Data Sheet
SDS / MSDS
Request COA
Certificate of Analysis
Technical Data Sheet (TDS)
Available for all products

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