Description

Propane-1,2,3-Triol, commonly known as glycerol or glycerin, is a fundamental trihydric alcohol and a key industrial chemical. Its versatile properties as a humectant, solvent, and chemical intermediate make it indispensable across numerous manufacturing sectors. This product is essential for formulators and producers in the pharmaceutical, food and beverage, personal care, and chemical synthesis industries seeking a reliable and high-purity raw material.

Application

• Pharmaceuticals & Cosmetics: Acts as a primary humectant and emollient in creams, lotions, ointments, and oral care products, providing moisture retention and smooth texture.
• Food & Beverage Industry: Used as a humectant, solvent, and sweetener in food products, baked goods, confectionery, and beverages to control water activity and improve shelf-life.
• Chemical Synthesis: Serves as a crucial building block for producing alkyd resins, polyurethanes, explosives (nitroglycerin), and esters used in plasticizers and surfactants.
• Personal Care & Toiletries: A key ingredient in soaps, toothpaste, shaving creams, and hair care products for its moisturizing and conditioning properties.
• Industrial Applications: Functions as an anti-freeze agent, lubricant, and processing aid in various industrial formulations and processes.
• Tobacco Industry: Employed as a hygroscopic agent to maintain the moisture content and pliability of tobacco products.

Basic Information

Product Name	Propane-1,2,3-Triol
CAS No.	8043-29-6
Molecular Formula	C3H8O3
Molecular Weight	92.09 g/mol
Synonyms	Glycerol; Glycerin; 1,2,3-Propanetriol; Glyceritol; Glycyl alcohol; Trihydroxypropane; Vegetable Glycerin; Glycerine USP; Pharmaceutical Grade Glycerin
EINECS	Contact for details

Quality Control

Our Propane-1,2,3-Triol is manufactured and tested under a stringent quality management system to ensure it meets the highest standards for purity and consistency. We can supply grades compliant with major pharmacopoeial specifications including USP, EP, BP, and FCC for food and pharmaceutical applications. A comprehensive Certificate of Analysis (COA) detailing identity, assay, impurity profile, and physical parameters is provided with every batch to guarantee traceability and compliance.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, and well-ventilated area at room temperature (15-25°C). This material is hygroscopic (moisture-sensitive); ensure containers are kept tightly sealed when not in use to prevent absorption of atmospheric moisture.

Specification

Item	Specification
Appearance	Clear, colorless, syrupy liquid
Identification (IR)	Conforms
Assay (Glycerol Content)	≥ 99.5%
Specific Gravity (25°C)	1.260 - 1.264
Water Content	≤ 0.5%
Residue on Ignition	≤ 0.01%
Chloride	≤ 10 ppm
Sulfate	≤ 20 ppm
Heavy Metals (as Pb)	≤ 5 ppm

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.