Isopropyl Alcohol 50% USP Grade

Name: Quick Facts: Isopropyl Alcohol 50% USP Grade
Creator: Alliance Chemical
License: https://alliancechemical.com/policies/terms-of-service

Product quick facts

CAS 67-63-0C3H8OUN1219

Isopropyl Alcohol 50% USP Grade (CAS 67-63-0) is a 50% USP-grade liquid with molecular formula C3H8O and a molecular weight of 60.10 g/mol, meeting United States Pharmacopeia standards. It has a flash point of 12°C (pure), classifying it as a NFPA Class I flammable liquid, and it ships as DOT Hazard Class 3. Alliance Chemical supplies this product in 7 sizes from 1 Quart to 330 Gallon with 1-2 business day shipping from Taylor, TX on in-stock orders, plus SDS and lot-specific Certificate of Analysis.

Pack sizes 7 sizes (1 Quart to 330 Gallon)
Purity / spec 50% USP
Lead time In-stock orders placed by Mon-Thu 1 PM CT / Fri 12 PM CT typically ship within 1-2 business days.
SDS / COA Download SDS; lot-specific COA available on request.
Regional availability View state-by-state shipping pages (Top lanes: Texas, California).

Request Bulk Quote (512) 365-6838

Quick Answer

What is Isopropyl Alcohol 50% USP Grade used for, and what should buyers verify before ordering?

Isopropyl Alcohol 50% USP Grade is supplied at 50% in USP grade with UN UN1219, DOT Class 3 . Buyers should confirm pack size, grade, SDS, COA needs, and freight requirements before purchase.

Assay: 50%
Grade: USP
UN number: UN UN1219
DOT class: 3
Documents: SDS and lot-specific COA support
Shipping: UPS for small packs; LTL/FTL for pails, drums, totes, and bulk orders

Commercial Fulfillment Snapshot

Buy Isopropyl Alcohol 50% USP Grade with faster decisions and fewer back-and-forth emails.

In-stock orders placed before 1:00 PM CT (Mon-Thu) and before 12:00 PM CT (Fri) typically ship within 1-2 business days. Order online 24/7.

Get Bulk Quote → Call (512) 365-6838

Technical Documents

SDS EN SDS FR SDS ES SDS JA TDS COA

Live, always-current docs · lot-specific COA issued per shipment batch.

Who Buys This

Pharmacies & compounders
Clinics & medical offices
Research & QA labs
Manufacturing & maintenance teams

Purity / Grade Guide

USP grade named in title
Good for regulated purchasing
COA and SDS included
Same day shipping before 1 PM CT

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

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.

Description
Product Documents
Chemical Profile

Product Overview

Isopropyl Alcohol 50% USP Grade is a pre-diluted aqueous solution of isopropyl alcohol (C3H8O) prepared with high-purity deionized water. This 50% concentration provides a convenient, ready-to-use form that eliminates the need for on-site dilution of concentrated stock. Appearance: Clear, colorless liquid with mild alcohol odor. Manufactured to USP-NF monograph standards, this product is suitable for pharmaceutical, food processing, and cosmetic applications requiring documented purity.

Supplied by Alliance Chemical in sizes ranging from 1 quart to 330-gallon IBC totes, this solution is ideal for operations requiring consistent 50% strength with minimal handling risk compared to higher concentrations.

Key Properties

Chemical Name: Isopropyl Alcohol
Synonyms: IPA, Isopropanol, 2-Propanol, Rubbing Alcohol
Chemical Formula: C3H8O
CAS Number: 67-63-0
Molecular Weight: 60.1 g/mol
Concentration: 50% (w/w)
Grade: USP
Specific Gravity (20°C): 0.910
Boiling Point: 82°C
Flash Point: 12°C (pure)
Appearance: Clear, colorless liquid with mild alcohol odor
Solubility: Fully miscible with water

Common Applications

Cleaning & Disinfection: Effective against bacteria and viruses on surfaces, equipment, and skin in healthcare and industrial settings.
Electronics Manufacturing: Removes flux residues, fingerprints, and contaminants from circuit boards and sensitive components.
Pharmaceutical Compounding: Solvent and disinfectant used in formulation of topical antiseptics and pharmaceutical preparations.
Surface Preparation: Degreases metal and plastic surfaces prior to painting, bonding, or coating operations.
Ink & Coating Solvent: Carrier solvent for printing inks, lacquers, and coating formulations requiring fast evaporation.

Safety Precautions

Isopropyl Alcohol is a flammable liquid and vapor. Keep away from heat, sparks, open flames, and hot surfaces. Store in a cool, well-ventilated area in original containers. Ensure proper grounding and bonding during transfer to prevent static discharge.

PPE Requirements: Wear protective gloves, eye protection, and face protection when handling. Use only outdoors or in a well-ventilated area to avoid breathing vapors. In case of eye contact, rinse cautiously with water. Refer to the Safety Data Sheet (SDS) for comprehensive handling instructions.

Shipping: UN 1219, Isopropanol, Class 3, PG II.

Benefits

Optimized Concentration: Pre-diluted to the ideal strength for specific applications without on-site mixing.
Fast Evaporation: Dries quickly leaving minimal residue for efficient cleaning and preparation workflows.
Versatile Packaging: Available from quart bottles to IBC totes for any operational scale.

Related Products

Property	Value
Molecular Weight	60.10
Formula	C3H8O
Assay	50%
Grade	USP
Flash Point	12°C (pure)
Form	Liquid
Solubility	Fully miscible with water
Appearance	Clear, colorless liquid with mild alcohol odor
Melting Point	-89°C
Boiling Point	82°C
Specific Gravity	0.91
Industry	Electronics & Semiconductor, Healthcare & Pharma, Industrial & Manufacturing

Frequently Asked Questions About Isopropyl Alcohol 50% USP Grade

What is Isopropyl Alcohol 50% USP Grade and what is its chemical formula?

Isopropyl Alcohol 50% USP Grade is a chemical compound with the molecular formula C3H8O, registered under CAS Number 67-63-0 by the Chemical Abstracts Service (PubChem), with a molecular weight of 60.10 g/mol. Alliance Chemical supplies Isopropyl Alcohol 50% USP Grade in USP grade for laboratory, industrial, and commercial applications.

What are the physical properties of Isopropyl Alcohol 50% USP Grade?

As supplied by Alliance Chemical, Isopropyl Alcohol 50% USP Grade is supplied as a clear, colorless liquid with mild alcohol odor. It has a melting point of -89°C, a boiling point of 82°C, a flash point of 12°C (pure). The specific gravity is 0.91 relative to water. Solubility: Fully miscible with water.

What grade and purity of Isopropyl Alcohol 50% USP Grade does Alliance Chemical offer?

Alliance Chemical offers Isopropyl Alcohol 50% USP Grade in USP grade with a purity assay of 50%. A lot-specific Certificate of Analysis (COA) is available for every shipment, and each product ships with a 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 Isopropyl Alcohol 50% USP Grade?

Isopropyl Alcohol 50% USP Grade serves a wide range of sectors, including Electronics & Semiconductor, Healthcare & Pharma, and Industrial & Manufacturing.Alliance Chemical provides the documentation and quality certifications required for use in regulated environments.

What are the hazards of Isopropyl Alcohol 50% USP Grade and where do I find handling guidance?

Per its GHS classification (SDS Section 2), Isopropyl Alcohol 50% USP Grade carries the signal word Danger and the following hazard statements: H225 (Highly flammable liquid and vapour); H319 (Causes serious eye irritation); H336 (May cause drowsiness or dizziness). Product-specific first aid, fire-fighting, spill response, handling, storage, exposure controls/PPE, and disposal guidance are in SDS Sections 4-8 and 13 — always consult the SDS before use. Download the SDS.

What is the DOT shipping classification for Isopropyl Alcohol 50% USP Grade?

DOT Classification per 49 CFR 172.101:UN1219, Hazard Class 3, Packing Group II. Regulated shipments include hazmat shipping papers (49 CFR 172.200), UN specification packaging (49 CFR 173), and hazmat labels (172.400). Alliance Chemical ships all orders in DOT-compliant packaging with proper documentation.

How must Isopropyl Alcohol 50% USP Grade waste be disposed?

Disposal per RCRA (40 CFR 261-265): the waste characterization under 40 CFR 261 is the generator's responsibility — see SDS Section 13 for product-specific guidance. Generator requirements: EPA ID number required if >100 kg/month (40 CFR 262.12). Use an 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.

Does Alliance Chemical provide an SDS and COA for Isopropyl Alcohol 50% USP Grade?

Yes. Alliance Chemical provides a Safety Data Sheet (SDS) and Certificate of Analysis (COA) for every lot of Isopropyl Alcohol 50% USP Grade. 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.