100% Pure Castor Oil

Category : Oils

$24.20
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Other Grades & Concentrations

Available in other grades and concentrations:

100% Pure Castor Oil ACS Grade
From $24.20
CAS: 8001-79-4 C18H34O3
100% USP Grade Pure Castor Oil
From $27.50
CAS: 8001-79-4 C18H34O2
$24.20
Other Grades & Concentrations

Available in other grades and concentrations:

100% Pure Castor Oil ACS Grade
From $24.20
CAS: 8001-79-4 C18H34O3
100% USP Grade Pure Castor Oil
From $27.50
CAS: 8001-79-4 C18H34O2

100% Pure Castor Oil

$24.20

Commercial Fulfillment Snapshot

Buy 100% Pure Castor Oil 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
  • Cosmetic & personal care manufacturers
  • Industrial lubricant producers
  • Textile & leather processing companies
  • Paint & coating formulators
Purity / Grade Guide
  • Industrial & commercial applications
  • Verified purity, COA included
  • Natural vegetable oil derivative
  • High ricinoleic acid content
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
  • SDS with every shipment
  • COA confirms product specifications
  • Non-regulated ground shipment
  • CAS 8001-79-4 documentation
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 100% Pure Castor Oil

100% Pure Castor Oil, supplied as a technical grade viscous liquid, delivers targeted performance in industrial manufacturing requiring strict organic solvent solubility and complete water insolubility. With a high flash point of 246°C, this 100% concentration C18H34O2 formulation provides steady thermal stability for high-heat processing environments without the unnecessary overhead of tighter purification specifications. Technical buyers select this translucent, smooth pale yellow material when engineering heavy lubricants, urethane polymers, and non-aqueous industrial fluids that rely on a dense lipid profile for friction reduction and lasting chemical resistance.

Best Applications for This Grade

  • Commonly applied in the production of heavy-duty industrial lubricants and penetrating greases, where its natural viscosity and 246°C flash point allow the fluid to withstand extreme mechanical friction and high-temperature operating environments without degrading prematurely.
  • Commonly applied in the synthesis of polyurethane foams, elastomers, and protective surface coatings, acting as a reliable polyol network precursor; its consistent C18H34O2 structure and innate water insolubility impart crucial moisture resistance to the final cured polymer matrices.
  • Commonly applied in non-aqueous metalworking fluids and specialized cutting oils, where the translucent, smooth liquid integrates cleanly into organic solvent-based machining formulas to provide a durable, heat-resistant protective film against metal-on-metal wear during heavy tooling.
  • Commonly applied in the formulation of industrial printing inks, dyes, and structural wax blends that specifically demand a water-insoluble liquid lipid to alter fluid thickness and structural tackiness without introducing unwanted emulsion risks during the pigment dispersion process.

When to Choose a Different Grade

  • If your chemical process operates strictly within aqueous environments, this 100% pure castor oil is not suitable due to its complete water insolubility; formulators require a chemically modified, ethoxylated derivative to achieve proper dispersion in water-based media.
  • If your final manufacturing specification demands a completely colorless, water-white fluid base, the natural pale yellow appearance of this technical grade liquid will interfere with your optical requirements, necessitating a bleached or heavily stripped alternative.
  • If your fluid handling infrastructure is calibrated exclusively for thin, fast-flowing solvents, the inherently dense, viscous nature of this pure technical liquid may cause pumping bottlenecks, requiring a lower-viscosity synthetic ester or the implementation of heated mechanical transfer systems.
Property Value
Molecular Weight 298.46
Formula C18H34O2
Assay 99-100.5%
Grade Technical
Flash Point 246°C (474.8°F)
Form Liquid
Solubility Insoluble in water, soluble in organic solvents
Appearance Clear to pale yellow liquid
Melting Point -18
Boiling Point 313
Specific Gravity 0.961
Industry Cosmetics, Industrial, Manufacturing, Pharmaceutical, Renewable Energy

Frequently Asked Questions About 100% Pure Castor Oil

What is 100% Pure Castor Oil and what is its chemical formula?
100% Pure Castor Oil is a chemical compound with the molecular formula C18H34O2, registered under CAS Number 8001-79-4 by the Chemical Abstracts Service (PubChem), with a molecular weight of 282.47 g/mol. Alliance Chemical supplies 100% Pure Castor Oil in Technical grade for laboratory, industrial, and commercial applications.
What are the physical properties of 100% Pure Castor Oil?
According to the NIOSH Pocket Guide to Chemical Hazards, 100% Pure Castor Oil has a pale yellow viscous liquid, translucent smooth appearance. It has a melting point of -18°C (-0.4°F)°C, a boiling point of 313°C (595.4°F)°C, a flash point of 246°C (474.8°F). Solubility: Organic solvent soluble, water insoluble.
What grade and purity of 100% Pure Castor Oil does Alliance Chemical offer?
Alliance Chemical offers 100% Pure Castor Oil in Technical grade with a purity assay of 100%. 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 100% Pure Castor Oil?
100% Pure Castor Oil has applications in laboratory research, manufacturing, and industrial processing.Alliance Chemical provides the documentation and quality certifications required for use in regulated environments.
What PPE is required when handling 100% Pure Castor Oil?
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 100% Pure Castor Oil?
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 100% Pure Castor Oil?
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 100% Pure Castor Oil?
DOT Classification per 49 CFR 172.101:UN1993 (Flammable Liquid, N.O.S.), Hazard Class3 (Flammable), Packing GroupII/III. 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 100% Pure Castor Oil 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 100% Pure Castor Oil?
Yes. Alliance Chemical provides a Safety Data Sheet (SDS) and Certificate of Analysis (COA) for every lot of 100% Pure Castor Oil. 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.