Propylene Glycol USP 99.9%
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Propylene Glycol USP 99.9%
High-Quality Propylene Glycol USP 99.9% – Premium Grade Pharmaceutical Excipient for Food & Beverage, Pharmaceutical, Cosmetic & Personal Care Applications
Propylene Glycol USP 99.9% is a versatile pharmaceutical-grade chemical extensively utilized in food and beverage production, pharmaceutical manufacturing, cosmetic formulation, and personal care applications.
✅ USP Grade Purity – Superior Safety & Pharmaceutical Compliance Standards
✅ 99.9% Minimum Purity – Exceptional Quality & Performance Specifications
✅ Multi-Industry Applications – Food, Pharmaceutical, Cosmetic & Industrial Uses
✅ FDA Approved Ingredient – Safe for Food Contact & Human Consumption
✅ Pharmaceutical, Food Processing, Cosmetic Manufacturing & Industrial Applications
Description
High-Quality Propylene Glycol USP 99.9% for Pharmaceutical & Food Applications
Propylene Glycol USP 99.9% represents advanced pharmaceutical-grade chemical technology specifically formulated for pharmaceutical manufacturing, food and beverage production, cosmetic formulation, and personal care applications requiring consistent USP compliance and exceptional purity standards. This essential pharmaceutical excipient serves critical functions across drug formulation procedures, food processing operations, cosmetic manufacturing systems, and industrial processes requiring controlled chemical composition, safety compliance, and human consumption compatibility with exceptional quality performance.
At Chemicals & Process Equipment Limited, we supply high-grade Propylene Glycol USP 99.9% manufactured under stringent pharmaceutical quality standards and international USP specifications. Our comprehensive product range includes USP pharmaceutical grade propylene glycol, food grade propylene glycol, and specialty formulations meeting diverse requirements for pharmaceutical production, food manufacturing, cosmetic formulation, and specialized industrial applications across global pharmaceutical, food processing, and personal care markets.
✅ Advanced Pharmaceutical Technology – Optimized Purity & USP Compliance Performance
✅ Consistent Quality Standards – Multiple Grade Classifications with Comprehensive Documentation
✅ Essential Chemical Properties – Superior Purity Content, Safety Profile & Application Performance
✅ Multi-Industry Applications – Pharmaceutical, Food, Cosmetic & Personal Care Industries
✅ Technical Support Package – Complete Application Guidance & Regulatory Compliance
The Global Propylene Glycol Market is expected to grow from USD 4.2 Billion in 2024 to USD 6.1 Billion by 2031, at a CAGR of 5.4% during the forecast period, while the pharmaceutical excipients market achieved a valuation of USD 8.9 billion in 2024 and is forecasted to climb to USD 13.7 billion by 2033, advancing at a CAGR of 4.9% from 2026 to 2033. This growth is driven by increasing pharmaceutical production, expanding food processing applications, growing cosmetic industry demand, and rising personal care product development across global markets.
Technical Specifications & Propylene Glycol USP 99.9% Properties
| Property | USP Pharmaceutical | Food Grade | Cosmetic Grade | Premium Grade |
|---|---|---|---|---|
| Purity (by GC) | ≥99.9% | ≥99.8% | ≥99.7% | ≥99.95% |
| Water Content | ≤0.2% | ≤0.3% | ≤0.4% | ≤0.1% |
| Appearance | Clear, colorless liquid | |||
| Odor | Odorless to slight characteristic odor | |||
| Specific Gravity (20°C) | 1.035-1.037 | 1.034-1.038 | 1.033-1.039 | 1.035-1.037 |
| Refractive Index (20°C) | 1.4315-1.4330 | 1.4310-1.4335 | 1.4305-1.4340 | 1.4318-1.4327 |
| pH (5% aqueous solution) | 4.5-7.0 | 4.0-7.5 | 4.0-8.0 | 5.0-6.5 |
| Boiling Point | 187-189°C | 186-190°C | 185-191°C | 187-189°C |
| Melting Point | -59°C | -60 to -58°C | -61 to -57°C | -59°C |
| Flash Point | 99°C | 98-101°C | 97-102°C | 99-100°C |
| Viscosity (20°C) | 40-60 cP | 35-65 cP | 30-70 cP | 45-55 cP |
| Heavy Metals | ≤5 ppm | ≤10 ppm | ≤15 ppm | ≤3 ppm |
| Arsenic | ≤2 ppm | ≤3 ppm | ≤5 ppm | ≤1 ppm |
| Lead | ≤2 ppm | ≤5 ppm | ≤10 ppm | ≤1 ppm |
| Chloride | ≤10 ppm | ≤20 ppm | ≤30 ppm | ≤5 ppm |
| Sulfate | ≤20 ppm | ≤30 ppm | ≤50 ppm | ≤10 ppm |
| Aldehyde (as Acetaldehyde) | ≤10 ppm | ≤20 ppm | ≤30 ppm | ≤5 ppm |
| Organic Impurities | ≤0.1% | ≤0.2% | ≤0.3% | ≤0.05% |
| Residue on Ignition | ≤0.005% | ≤0.01% | ≤0.02% | ≤0.003% |
| Color (APHA) | ≤10 | ≤15 | ≤20 | ≤5 |
| Acidity/Alkalinity | Passes test | Passes test | Passes test | Passes test |
| Reducing Substances | Passes test | Passes test | Passes test | Passes test |
| Diethylene Glycol | ≤0.1% | ≤0.2% | ≤0.3% | ≤0.05% |
| Ethylene Glycol | ≤0.1% | ≤0.2% | ≤0.3% | ≤0.05% |
| Microbial Limits | USP compliant | Food grade limits | Cosmetic limits | USP compliant |
| Storage Stability | 36 months | 24 months | 30 months | 48 months |
| Storage Conditions | Cool, dry, sealed containers | Climate controlled | ||
| Packaging Options | 25kg drums, 200kg drums, 1000kg IBC, bulk tankers |
Available Grade Types:
- USP pharmaceutical grade for drug manufacturing and medical applications
- Food grade propylene glycol for food and beverage applications
- Cosmetic grade for personal care and cosmetic formulations
- Premium grade for specialized high-purity applications
- Technical grade for industrial and manufacturing applications
Specialized Packaging Solutions:
- 25kg HDPE drums with tamper-evident seals
- 200kg steel drums with food-grade liner
- 1000kg IBC containers for bulk applications
- Bulk tanker delivery for large-volume requirements
- Pharmaceutical-grade packaging with full documentation
- Food-contact approved packaging materials
- Temperature-controlled storage and transport
Pharmaceutical Applications
Drug Formulation & Manufacturing Pharmaceutical manufacturers utilize propylene glycol USP 99.9% for oral liquid medications, topical preparations, and injectable formulations requiring pharmaceutical excipient safety and USP compliance. Drug formulators employ USP propylene glycol for solvent systems, drug delivery enhancement, and pharmaceutical processing operations.
Oral Liquid Medications Pharmaceutical companies use propylene glycol USP 99.9% for syrups, elixirs, and oral solutions requiring palatability enhancement, drug solubilization, and stability improvement. Pediatric and geriatric medication producers employ USP propylene glycol for easy-to-swallow formulations and patient compliance.
Topical & Dermatological Products Dermatological manufacturers utilize propylene glycol USP 99.9% for creams, ointments, and topical medications requiring skin penetration enhancement, moisture retention, and drug delivery optimization. Skincare pharmaceutical companies employ USP propylene glycol for therapeutic formulations and medical device applications.
Injectable & Parenteral Solutions Injectable drug manufacturers use propylene glycol USP 99.9% for parenteral preparations, IV solutions, and specialized injection formulations requiring sterility, biocompatibility, and pharmaceutical safety standards. Hospital pharmacies employ USP propylene glycol for compounding and clinical preparations.
Food & Beverage Applications
Food Processing Operations Food manufacturers utilize propylene glycol USP 99.9% for food additives, flavor systems, and food processing aids requiring FDA approval, food safety compliance, and GRAS status verification. Food processing companies employ food-grade propylene glycol for product stabilization and quality enhancement.
Flavor & Fragrance Systems Flavor houses use propylene glycol USP 99.9% for flavor carrier systems, fragrance solubilization, and taste enhancement requiring food safety standards and sensory optimization. Beverage companies employ USP propylene glycol for flavor delivery and product consistency.
Baking & Confectionery Bakery and confectionery manufacturers utilize propylene glycol USP 99.9% for moisture retention, shelf-life extension, and texture improvement requiring food-grade safety and processing optimization. Specialty food producers employ USP propylene glycol for premium food applications and artisanal products.
Beverage Production Beverage manufacturers use propylene glycol USP 99.9% for soft drinks, alcoholic beverages, and specialty drinks requiring flavor enhancement, product stability, and regulatory compliance. Craft beverage producers employ USP propylene glycol for innovative formulations and premium products.
Cosmetic & Personal Care Applications
Skincare Product Formulation Cosmetic manufacturers utilize propylene glycol USP 99.9% for moisturizers, serums, and skincare products requiring humectant properties, skin compatibility, and cosmetic elegance. Premium skincare brands employ USP propylene glycol for luxury formulations and anti-aging products.
Hair Care Products Hair care manufacturers use propylene glycol USP 99.9% for shampoos, conditioners, and styling products requiring moisture retention, formulation stability, and hair compatibility. Professional salon brands employ USP propylene glycol for high-performance hair treatments and styling systems.
Color Cosmetics Makeup manufacturers utilize propylene glycol USP 99.9% for foundations, lipsticks, and color cosmetics requiring smooth application, color stability, and skin compatibility. Luxury cosmetic brands employ USP propylene glycol for premium makeup formulations and long-wearing products.
Personal Hygiene Products Personal care manufacturers use propylene glycol USP 99.9% for deodorants, antiperspirants, and hygiene products requiring safety, effectiveness, and skin compatibility. Consumer product companies employ USP propylene glycol for mass market and specialty personal care applications.
Industrial & Manufacturing Applications
Chemical Processing Operations Chemical manufacturers utilize propylene glycol USP 99.9% for chemical synthesis, solvent systems, and intermediate production requiring high purity and chemical compatibility. Specialty chemical producers employ USP propylene glycol for advanced materials and chemical processing operations.
Antifreeze & Heat Transfer Industrial manufacturers use propylene glycol USP 99.9% for food-grade antifreeze, heat transfer fluids, and cooling systems requiring non-toxic properties and thermal efficiency. HVAC and food processing industries employ USP propylene glycol for safe heat transfer applications.
Hydraulic & Brake Fluids Automotive and aerospace manufacturers utilize propylene glycol USP 99.9% for hydraulic fluids, brake systems, and mechanical applications requiring high performance and safety standards. Specialty fluid manufacturers employ USP propylene glycol for critical mechanical systems.
Plastics & Polymer Production Polymer manufacturers use propylene glycol USP 99.9% for polyester resins, polyurethane production, and plastic manufacturing requiring chemical purity and processing optimization. Advanced materials companies employ USP propylene glycol for high-performance polymer applications.
Quality Control & Testing Procedures
Comprehensive Quality Assurance Every production batch undergoes extensive testing to ensure compliance with USP standards, pharmaceutical specifications, and international quality requirements. Our quality control laboratory employs advanced analytical techniques including gas chromatography, water content analysis, and pharmaceutical testing protocols. For comprehensive information about propylene glycol properties, applications, and safety data, visit NCBI’s scientific study on Propylene Glycol Safety and Applications which provides detailed research data about propylene glycol safety, toxicology, and industrial applications.
Quality assurance procedures include:
- Purity determination using gas chromatography (GC) analysis
- Water content measurement using Karl Fischer titration
- Heavy metals testing using ICP-MS and atomic absorption
- pH measurement using calibrated pH meters and buffer solutions
- Specific gravity determination using density meters
- Refractive index measurement using refractometers
- Color assessment using APHA color standards
- Microbial testing following USP sterility guidelines
- Impurity profiling using advanced chromatographic methods
- Residue on ignition testing using muffle furnace procedures
- Aldehyde content determination using colorimetric methods
- Organic impurities analysis using HPLC methods
Application Guidelines & Best Practices
Pharmaceutical Formulation Guidelines Establish optimal usage levels for propylene glycol USP 99.9% based on pharmaceutical requirements, drug compatibility, and regulatory guidelines for maximum therapeutic effectiveness and patient safety.
Food Application Parameters Develop proper incorporation techniques including dosage levels, processing conditions, and compatibility testing for food safety compliance and optimal product performance.
Storage & Handling Procedures Implement appropriate storage conditions including temperature control, container selection, and contamination prevention for maintaining USP quality throughout storage periods.
Regulatory Compliance Management Ensure continuous compliance with USP standards, FDA regulations, and international pharmaceutical guidelines for pharmaceutical and food applications.
Market Applications & Industry Trends
Pharmaceutical Industry Growth Expanding pharmaceutical production and drug development drive continued growth in propylene glycol applications for oral liquids, topicals, and specialized pharmaceutical formulations across global pharmaceutical markets.
Food Processing Expansion Growing food processing industry and clean-label trends support increased adoption of propylene glycol for food applications, flavor systems, and food safety improvements.
Cosmetic Industry Development Rising cosmetic industry demand and premium product development drive growth in propylene glycol applications for skincare, hair care, and luxury cosmetic formulations.
Industrial Application Diversification Increasing industrial applications and specialty chemical requirements support expanded use of propylene glycol in manufacturing, processing, and advanced material applications.
Environmental & Regulatory Compliance
FDA Approval & GRAS Status Propylene Glycol USP 99.9% maintains FDA approval, GRAS status, and food contact substance approval ensuring safe use in pharmaceutical, food, and personal care applications.
USP Compliance Standards Full compliance with United States Pharmacopeia standards, pharmaceutical regulations, and quality control requirements ensuring pharmaceutical-grade quality and safety.
International Standards Compliance Adherence to international pharmaceutical standards, food safety regulations, and cosmetic guidelines supporting global market access and regulatory compliance.
Environmental Safety Standards Compliance with environmental protection standards, workplace safety guidelines, and sustainable manufacturing practices ensuring responsible production and use.
Performance Advantages & Technical Benefits
✔ USP Grade Purity – Pharmaceutical quality for medical and food applications
✔ 99.9% Minimum Purity – Exceptional quality and performance standards
✔ FDA Approved Ingredient – Safe for food contact and human consumption
✔ Excellent Solubility – Superior dissolving and mixing properties
✔ Moisture Retention – Effective humectant and hygroscopic properties
✔ Chemical Stability – Long-term stability under normal storage conditions
✔ Low Toxicity Profile – Safe for pharmaceutical and food applications
✔ Versatile Applications – Multiple industry uses and formulation compatibility
✔ Regulatory Compliance – Meeting pharmaceutical, food, and cosmetic standards
✔ Quality Assurance – Comprehensive testing and documentation
✔ Global Availability – Reliable supply chain and distribution network
✔ Technical Support – Expert guidance and application assistance
Our Propylene Glycol USP 99.9% products represent industry-leading standards in pharmaceutical-grade chemical technology and multi-industry solutions, specifically formulated for demanding pharmaceutical manufacturing, food processing, cosmetic formulation, and specialized industrial applications. We provide comprehensive technical support, regulatory guidance, and application consultation to ensure optimal performance across your specialized pharmaceutical production, food manufacturing, or cosmetic formulation applications.
For detailed specifications, certificates of analysis, or application-specific recommendations, contact our specialized pharmaceutical chemicals division. We offer complete support including formulation optimization, regulatory compliance guidance, and technical assistance to maximize effectiveness in your pharmaceutical operations, food processing systems, or cosmetic manufacturing applications.
For more information about our products, feel free to Contact Us today.
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