Denatured Alcohol 190 Proof 3A

Category : Alcohols

$19.80
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Other Grades & Concentrations

Available in other grades and concentrations:

Denatured Alcohol 200 Proof 3A
From $19.80
CAS: 64-17-5 C2H6O
Denatured Alcohol 200 Proof 3C
From $26.40
CAS: 64-17-5 C2H6O
Denatured Alcohol 190 Proof 3C
From $17.47
CAS: 64-17-5 C2H5OH
$19.80
Other Grades & Concentrations

Available in other grades and concentrations:

Denatured Alcohol 200 Proof 3A
From $19.80
CAS: 64-17-5 C2H6O
Denatured Alcohol 200 Proof 3C
From $26.40
CAS: 64-17-5 C2H6O
Denatured Alcohol 190 Proof 3C
From $17.47
CAS: 64-17-5 C2H5OH

Denatured Alcohol 190 Proof 3A

$19.80

Commercial Fulfillment Snapshot

Buy Denatured Alcohol 190 Proof 3A with faster decisions and fewer back-and-forth emails.

Ships from Taylor, Texas. In-stock orders placed before 1:00 PM CT (Mon-Thu) and before 12:00 PM CT (Fri) typically ship same business day. Order online 24/7.

Technical Documents

Lot-specific COA is issued per shipment batch.

Who Buys This
  • Industrial solvent manufacturers
  • Cleaning product formulators
  • Paint & coating companies
  • Chemical processing facilities
  • Manufacturing plant operations
Purity / Grade Guide
  • Industrial & lab applications
  • 95% technical grade purity
  • Denatured for non-consumption use
  • COA included with shipment
Pack Sizes
  • 1 Quart: lab & small jobs
  • 1 Gallon: shop & maintenance
  • 5 Gallon: production & regular use
  • 15 Gallon: mid-volume operations
  • 55 Gallon: bulk drum
  • 275 Gallon: high-volume tote
  • 330 Gallon: max-volume tote
SDS / COA / TDS
  • UN 1170 Class 3 packaging
  • SDS & COA included
  • DOT hazmat shipping compliant
  • GHS danger classification documented
Small Packs: UPS Ground nationwide for pints, quarts, and gallons.
LTL / FTL: ABF, SEFL, Saia, XPO, and partner carriers for pails, drums, totes, and full truckloads.
Support: Email or call for freight options, hazardous-material routing, and lead-time confirmation.

Why Denatured Alcohol 190 Proof 3A

Denatured Alcohol 190 Proof 3A provides industrial and commercial operations with a highly effective, fast-evaporating solvent containing exactly 95% ethanol and 5% water. Buyers select this specific concentration because the slight moisture content reduces formulation costs compared to anhydrous options, making it the practical choice for manufacturing processes that can tolerate a 5% aqueous fraction. The 3A denaturing formulation categorizes this technical grade solvent strictly for industrial and institutional environments, delivering aggressive solvency power while meeting regulatory compliance requirements. As a clear, colorless liquid completely miscible with water and organic solvents, it readily integrates into complex chemical processes. The low flash point of 13°C drives rapid drying times, ensuring efficient production cycles across surface preparation and extraction workflows.

Best Applications for This Grade

  • Industrial Coating Manufacturing: Commonly applied in the formulation of industrial lacquers, shellacs, and wood sealants where the 95% concentration effectively dissolves resins. The natural evaporation profile aids in leveling the finish while the solvent evaporates rapidly from the applied film.
  • Biological Wastewater Treatment: Commonly applied in municipal and industrial wastewater facilities as a readily biodegradable external carbon source. The liquid efficiently fuels denitrifying bacteria, accelerating the reduction of nitrates into nitrogen gas during the final stages of water processing.
  • Heavy-Duty Maintenance Cleaning: Serves as a reliable industrial degreaser and residue remover for mechanical components, metal parts, and manufacturing equipment. The strong polar characteristics of the C2H5OH molecule break down light industrial oils, greases, and fluxes before flashing off quickly.
  • Chemical Synthesis and Extraction: Acts as a consistent reaction medium in non-anhydrous technical manufacturing. Its complete miscibility with both aqueous solutions and organic compounds allows chemists to bridge polar and non-polar ingredients within industrial batch formulations.

When to Choose a Different Grade

  • If the manufacturing process involves moisture-sensitive chemistries, urethane coatings, or precise electronics cleaning, choose Denatured Alcohol 200 Proof 3A to eliminate the 5% water content and prevent blushing, corrosion, or polymer curing failures.
  • If facility environmental protocols or specific regulatory requirements restrict the chemicals utilized in the 3A denaturing formulation, choose Denatured Alcohol 190 Proof 3C to retain the exact 95% evaporation and moisture profile while implementing a different denaturant blend.
  • If the industrial application demands both a strictly zero-water environment and an alternative denaturant profile for compatibility with distinct synthetic resins, choose Denatured Alcohol 200 Proof 3C to satisfy stringent chemical performance parameters.
Property Value
Molecular Weight 46.07
Formula C2H5OH
Assay 190-192%
Grade Technical
Flash Point 13°C (55.4°F)
Form Liquid
Solubility Miscible with water and most organic solvents
Appearance Clear, colorless liquid
Melting Point -114.1
Boiling Point 78
Specific Gravity 0.789
Industry Analytical Chemistry, Pharmaceutical, Industrial, Personal Care, Research

Frequently Asked Questions About Denatured Alcohol 190 Proof 3A

What is Denatured Alcohol 190 Proof 3A and what is its chemical formula?
Denatured Alcohol 190 Proof 3A is a chemical compound with the molecular formula C2H5OH, registered under CAS Number 64-17-5 by the Chemical Abstracts Service (PubChem), with a molecular weight of 46.07 g/mol. Alliance Chemical supplies Denatured Alcohol 190 Proof 3A in Technical grade for laboratory, industrial, and commercial applications.
What are the physical properties of Denatured Alcohol 190 Proof 3A?
According to the NIOSH Pocket Guide to Chemical Hazards, Denatured Alcohol 190 Proof 3A is supplied as a clear, colorless liquid. It has a melting point of -114°C (-173.2°F)°C, a boiling point of 78°C (172.4°F)°C, a flash point of 13°C (55.4°F). The specific gravity is 0.792 relative to water. Solubility: Miscible with water and organic solvents.
What grade and purity of Denatured Alcohol 190 Proof 3A does Alliance Chemical offer?
Alliance Chemical offers Denatured Alcohol 190 Proof 3A in Technical grade with a purity assay of 95%. Every lot ships with a Certificate of Analysis (COA) and Safety Data Sheet (SDS) prepared in accordance with OSHA Hazard Communication Standard 29 CFR 1910.1200 and GHS Revision 7. Download SDS.
What are common industrial applications of Denatured Alcohol 190 Proof 3A?
Denatured Alcohol 190 Proof 3A serves a wide range of sectors, including Industrial & Manufacturing, and Water & Environmental.Alliance Chemical provides the documentation and quality certifications required for use in regulated environments.
What PPE is required when handling Denatured Alcohol 190 Proof 3A?
OSHA-mandated PPE per 29 CFR 1910.132-138:Nitrile gloves (8+ mil), safety goggles, flame-resistant clothing, grounded footwear, closed-toe chemical-resistant footwear. Respiratory protection (organic vapor cartridge) required in areas exceeding PEL/TLV per 29 CFR 1910.134. Emergency eyewash station and safety shower must be accessible within 10 seconds per ANSI Z358.1. Consult the SDS available from Alliance Chemical for complete PPE requirements.
What are the storage requirements for Denatured Alcohol 190 Proof 3A?
Store perOSHA 29 CFR 1910.106: Approved flammable storage cabinet, maximum 60 gallons per cabinet, grounding/bonding required. Temperature range:15-25°C. Segregate from:oxidizers, ignition sources. Maximum storage:2-3 years unopened.
What is the emergency spill procedure for Denatured Alcohol 190 Proof 3A?
Emergency response per EPA SPCC (40 CFR 112) and OSHA 29 CFR 1910.120: (1) Alert personnel, evacuate area to 100 feet. (2) Eliminate ignition sources if flammable. (3) Don PPE per SDS Section 8. (4) Stop leak if safe; use emergency shutoffs. (5) Contain with non-combustible absorbent materials, dike with sand/earth. (6)Absorb with vermiculite or commercial spill kits. (7) Collect in DOT-approved containers, label as hazardous waste. Check 40 CFR 302.4 for Reportable Quantity. Emergency: Chemtel 1-800-255-3924 (24/7). Non-emergency: Alliance Chemical 512-365-6838.
What is the DOT shipping classification for Denatured Alcohol 190 Proof 3A?
DOT Classification per 49 CFR 172.101:UN1170, Hazard Class3, Packing GroupII. Requires: Hazmat shipping papers (49 CFR 172.200), UN specification packaging (49 CFR 173), hazmat labels (172.400). Alliance Chemical ships all orders in DOT-compliant packaging with proper documentation.
How must Denatured Alcohol 190 Proof 3A waste be disposed?
Disposal per RCRA (40 CFR 261-265):Characteristic waste D001 (Ignitable, flash point <60°C). Generator requirements: EPA ID number required if >100 kg/month (40 CFR 262.12). Use EPA-permitted Treatment, Storage, Disposal Facility (TSDF). Never discharge to sewer without POTW written approval (40 CFR 403). Container disposal: Triple rinse (40 CFR 261.7), offer for reconditioning/recycling. State regulations may be more stringent — check with your local environmental agency. Consult the Alliance Chemical SDS for product-specific disposal guidance.
Does Alliance Chemical provide an SDS and COA for Denatured Alcohol 190 Proof 3A?
Yes. Alliance Chemical provides a Safety Data Sheet (SDS) and Certificate of Analysis (COA) for every lot of Denatured Alcohol 190 Proof 3A. The SDS is prepared in accordance with OSHA Hazard Communication Standard 29 CFR 1910.1200 and the Globally Harmonized System (GHS) Revision 7, covering all 16 required sections including hazard identification, first aid measures, firefighting measures, handling and storage, exposure controls, and regulatory information. The SDS is available for download directly from this product page. COAs are available upon request by contacting Alliance Chemical at 512-365-6838.