Product Information
Propylene Glycol (CAS: 57-55-6), chemical name 1,2-Propanediol, is a diol compound with excellent solubility, low toxicity, and high safety. Its molecular structure contains two hydroxyl groups, endowing it with the chemical properties of both alcohols and polyols. It is miscible with water and various organic solvents, and has irreplaceable application value in multiple fields such as pharmaceuticals, food, cosmetics, and industry. It is one of the most widely used polyol products globally.
Product Description
|
Molecular Formula |
C3H8O2 |
|
CAS |
57-55-6 |
|
Purity |
99.5% min |
|
EINECS |
200-338-0 |
|
HS Code |
2905320000 |
|
Appearance |
Colorless, Viscous, transparent liquid |
|
Packaging |
215kg/drum, 1FCL=17.2MT 1000kg/IBC; 24MT/ISO TANK |
|
Grade Available |
USP grade, food grade |
COA
|
Item |
Unit |
Specification |
Results |
|
Identification |
--- |
passed |
passed |
|
Appearance |
--- |
Colorless clear viscous liquid |
Colorless clear viscous liquid |
|
Assay |
% |
99.80min |
99.91 |
|
EG |
ppm |
50max |
0 |
|
DEG |
ppm |
50max |
0 |
|
Residue on Ihnition |
mg |
2.5max |
0.8 |
|
Chloride |
Weight% |
0.007max |
＜0.007 |
|
Sulfate |
Weight% |
0.006max |
＜0.006 |
|
Heavy metals |
ppm |
5max |
＜5 |
|
Specific Gravity |
25℃ |
1.035-1.037 |
1.036 |
|
Acidity(0.1N NaOH) |
ml |
0.05max |
0.03 |
|
Moisture |
Weight% |
0.10max |
0.056 |
|
Fe |
ppm |
0.1max |
0 |
|
Color |
Pt-Po |
10max |
10 |
|
IBP |
℃ |
184 |
184 |
|
DP |
℃ |
189 |
188 |
Uses and Applications
1. Pharmaceutical Field: A Safe and Efficient Pharmaceutical Excipient
Propylene Glycol is an indispensable core excipient in the pharmaceutical industry due to its low toxicity and excellent solubility and moisturizing properties, complying with international pharmacopoeial standards such as USP and EP.
2. Food Industry: A Multifunctional Food Additive
Approved as a food additive by China's National Standard GB 2760-2014, Propylene Glycol serves multiple functions including stabilizer, coagulant, anti-caking agent, defoamer, emulsifier, humectant, and thickener. Its Acceptable Daily Intake (ADI) is 25mg/kg body weight, and its safety is internationally recognized.
3. Cosmetics Field: A Core Moisturizing and Solvent Ingredient
As one of the most widely used raw materials in the cosmetics industry, Propylene Glycol integrates multiple effects such as moisturizing, solvency, and permeation enhancement, suitable for various skin care products, color cosmetics, and hair care products.
4. Industrial Field: A Versatile Industrial Additive
Propylene Glycol is extensively applied in the industrial sector, with outstanding advantages particularly in antifreezing, lubrication, and resin synthesis.
5. Other Fields
Agricultural Field: Used as a pesticide emulsifier and solvent, it improves the solubility and stability of pesticides and enhances their efficacy; as a carrier for plant growth regulators, it facilitates plant absorption.
Scientific Research Field: Serving as a biochemical reagent, it is used in cell culture, DNA/RNA preservation, PCR experiments, etc., as it stabilizes the structure of biomacromolecules and ensures the reliability of experimental results.
Packaging
Standard Packaging:
215 kg/drum, 1FCL=17.2MT
1000kg/IBC
24MT/ISO TANK
Precautions for Storage
Protect container from physical damage. Store in a cool, dry, ventilated area away from sources of heat, moisture, and incompatible substances. Containers of this material may be hazardous when empty since they retain product residues (vapors, liquid); observe all warnings and precautions listed for the product Storage: -30°C-60°
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