Glycerol CAS#56-81-5

Colorless‌ : Ideal for clear applications.


Viscous‌ : Provides thickness for products like creams.


Hygroscopic‌ : Retains moisture as a humectant.


Sweet-tasting‌ : Enhances flavor in food and oral care.


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Product Description

Glycerol CAS#56-81-5

‌Glycerol (CAS# 56-81-5)‌ is a trihydric alcohol characterized by its colorless appearance, viscous texture, hygroscopic nature, and sweet taste. It is also known as glycerin or glycerine, where "glycerol" is favored for its pure chemical form, while "glycerin(e)" is commonly used in commercial applications across diverse grades.


‌PRODUCT APPLICATIONS OF Glycerol CAS# 56-81-5

Glycerol serves as a key raw material in the synthesis of nitroglycerin, acetic acid glycerol esters, surfactants, flavoring agents, alkyd resins, and ester gums. Additionally, it can be directly utilized in antifreeze formulations, cosmetics, and inks.

Product Information

Parameters

Melting point

20 °C(lit.)

Boiling point

290 °C

density

1.25 g/mL(lit.)

vapor density

3.1 (vs air)

vapor pressure

<1 mm Hg ( 20 °C)

refractive index

n20/D 1.474(lit.)

FEMA

2525 | GLYCEROL

Fp

320 °F

storage temp.

Store at +5°C to +30°C.

solubility

H2O: 5 M at 20 °C, clear, colorless

pka

14.15(at 25℃)

form

Viscous Liquid

color

APHA: ≤10

Specific Gravity

1.265 (15/15℃)1.262

Odor

Odorless.

PH Range

5.5 - 8

PH

5.5-8 (25℃, 5M in H2O)

explosive limit

2.6-11.3%(V)

Odor Type

odorless

biological source

synthetic (organic)

Water Solubility

>500 g/L (20 ºC)

Sensitive

Hygroscopic

λmax

λ: 260 nm Amax: 0.05λ: 280 nm Amax: 0.04

Merck

14,4484

JECFA Number

909

BRN

635685

Dielectric constant

47.0(Ambient)

Exposure limits

OSHA: TWA 15 mg/m3; TWA 5 mg/m3

Stability:

Stable. Incompatible with perchloric acid, lead oxide, acetic anhydride, nitrobenzene, chlorine, peroxides, strong acids, strong bases. Combustible.

Cosmetics Ingredients Functions

HUMECTANTSKIN CONDITIONING - HUMECTANTDENATURANTFRAGRANCESOLVENTSKIN PROTECTINGVISCOSITY CONTROLLINGPERFUMINGORAL CAREHAIR CONDITIONING

InChIKey

PEDCQBHIVMGVHV-UHFFFAOYSA-N

LogP

-2.32

Surface tension

64mN/m at 20°C

CAS DataBase Reference

56-81-5(CAS DataBase Reference)

NIST Chemistry Reference

1,2,3-Propanetriol(56-81-5)

EPA Substance Registry System

Glycerine (56-81-5)

Absorption

≤0.02 at 280nm in H2O at 0.5M≤0.07 at 260nm in H2O at 0.5M


Safety Information


Hazard CodesF,Xn
Risk Statements36-20/21/22-11
Safety Statements24/25-39-26
RIDADRUN 1282 3/PG 2
WGK Germany1
RTECSMA8050000
F3
Autoignition Temperature698 °F
TSCATSCA listed
HS Code29054500
Hazardous Substances Data56-81-5(Hazardous Substances Data)
ToxicityLD50 in rats (ml/kg): >20 orally; 4.4 i.v. (Bartsch)


Factory Showcase

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Quality Control Lab

实验室

Shipping And Transportation

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FAQ

Q1: Is Huafeng Chemical a manufacturer or a trader?
A: We are a professional service provider specializing in chemical foreign trade. Rather than being limited to the products of a single factory, we leverage the chemical industry cluster in Shandong Province to integrate production resources from multiple high-quality manufacturers. This allows us to offer a wide range of sourcing options—covering various product categories and origins—instead of simply pushing a single product. Furthermore, our core competitiveness lies in our professional foreign trade services (covering documentation, logistics, and regulatory compliance), ensuring a smooth and worry-free procurement process for you.


Q2: How is the security of my transaction guaranteed when working with Huafeng Chemical?
A: We strictly adhere to international trade rules (Incoterms® 2020) and accept various payment methods, such as Letters of Credit (L/C) and Telegraphic Transfers (T/T). For new clients, we support small-batch trial orders and can clearly define arbitration clauses and applicable laws within the contract. Additionally, we maintain a robust risk management system to help you mitigate common trade risks, such as exchange rate fluctuations, shipping delays, and document discrepancies.


Q3: Do you have experience serving clients in Russian-speaking regions?
A: Yes. We place great importance on the Russian-speaking market; our team includes Russian-speaking business professionals who are well-versed in the import regulations of Russia and the Eurasian Economic Union (EAEU). We understand the importance of EAC certification to clients in these regions and can assist with related compliance inquiries. We have established connections with chemical traders across various CIS countries and have gained valuable experience in specialized packaging and temperature-controlled shipping designed to withstand harsh local winter conditions.


Q4: How do you guarantee product quality?
A: We implement a strict supplier qualification and periodic audit system. A Certificate of Analysis (COA)—issued by the original manufacturer—is provided with every shipment. We also welcome pre-shipment inspections conducted by internationally recognized third-party agencies such as SGS, BV, or ITS. Should the test results fail to meet the standards specified in the contract, you have the right to reject the goods or request a replacement.

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