Glycerin (Glycerol 99.7%) CAS 56-81-5 Cosmetic/Food/Pharma USP Grade | China Manufacturer

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Glycerin (Glycerol 99.7%) CAS 56-81-5 Cosmetic/Food/Pharma USP grade

CAS:
56-81-5
Molecular Formula:
C3H8O3
Quality Standard:
Pharma (USP BP), Food, Cosmetic, Industrial
Packing:
250kg/drum
Factory Site:
Anhui, China
Mininmum Order:
20MT
Price inquiry:
sales@tnjchem.com
Manufacturer:
TNJ Chemical

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Product Details

Glycerol (Glycerin, 1,2,3-Propanetriol, CAS 56-81-5) is a clear, colorless, odorless, highly hygroscopic viscous polyhydric alcohol liquid. It is miscible with water and alcohols, widely used as humectant, solvent, plasticizer and sweetener across cosmetic, food, pharmaceutical and industrial fields, available in industrial, food and USP-Ph.Eur. grades.

Product information

Chemical Name Glycerol / Glycerin / 1,2,3-Propanetriol

CAS Number 56-81-5

Molecular Formula C₃H₈O₃

Molecular Weight 92.09 g/mol

INCI Name Glycerin

EC Number 200-289-5

Grade Available Industrial grade, Food grade, USP / Ph.Eur. pharmaceutical grade

Hazard Classification Non-hazardous goods for transport under GHS

Chem-physical properties

Appearance Clear, colourless viscous liquid

Odor Odorless

Density (20 °C) 1.26 g/cm³

Boiling Point 290 °C

Melting / Freezing Point 20 °C

Refractive Index n20/D 1.474

Flash Point 160 °C

Solubility Fully miscible with water, ethanol; insoluble in oils & hydrocarbons

Hygroscopicity Strongly hygroscopic, absorbs moisture from air

pH (50 % aq. solution) 5.5‑8.0

Quality specification

Item	Industrial Grade	Food Grade	USP Grade (anhydrous basis)USP
Assay (Glycerol)	≥99.5 %	≥99.7 %	99.0‑101.0 %
Color APHA/Hazen	≤30	≤15	≤10
Water content	≤0.5 %	≤0.3 %	≤0.5 %
Residue on ignition	≤0.05 %	≤0.01 %	≤0.01 %
Chloride	≤10 ppm	≤10 ppm	≤10 ppm
Sulphate	≤20 ppm	≤20 ppm	≤20 ppm
Heavy metals (Pb)	≤5 ppm	≤5 ppm	≤5 ppm
Di‑ethylene glycol	‑	≤0.1 %	≤0.1 %

Application & Use

Cosmetic & personal care: Humectant for creams, lotions, toothpaste, soap and skin‑care formulations

Pharmaceutical: Excipient, solvent, softener for ointments, suppositories, oral liquid preparations (USP grade)

Food industry: Sweetener, humectant, anti-freeze agent for food, beverage and confectionery products

Industrial: Raw material for alkyd resin, epoxy resin, nitroglycerin; plasticizer, lubricant for textile, ink, paint, leather processing, antifreeze agent

Packing

250 kg iron / HDPE drum

1000 kg IBC tote tank

Small lab packages: 25 kg, 5 kg

Sealed HDPE container to prevent moisture absorption.

Transportation & Storage

- Transport: Non‑dangerous goods. Avoid direct sunlight, high temperature. Keep packages sealed during transit.

- Storage: Store in cool, dry, well-ventilated warehouse at 5-30 °C. Keep containers tightly closed to avoid absorbing atmospheric moisture. Separate from strong oxidizing agents.

- Shelf-life: 24 months under proper storage.

Related Tags :

C3H8O3;1,2,3-Propanetriol Pharmaceutical grade refined vegetable Glycerin (Glycerol 99.7%) CAS 56-81-5 USP/BP standard Glycerin (Glycerol 99.7%) food and cosmetic grade CAS 56-81-5 Glycerin (Glycerol 99.5%) CAS 56-81-5 industrial grade

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