Propylene Glycol

■ Chemical Description

-- 1,2-propanediol,propylene glycol，Propylene Glycol

■ CAS No. 123120-98-9

■ Molecular and Structural Formula  C₃H₈O₂

■ Characteristics

-- Hygroscopic colorless viscous liquid, almost odorless；

■ Specification

No	Tests	Specificaiton
1	Boiling Point oC	188.2
2	Melting point oC	-59 ℃
3	Flash point oC	421.1
4	Viscosity (20 oC) ​​mpa.s,	56.0
5	Surface tension (25 oC)	72.0
6	Specific heat capacity (20 oC) kJ / (kg. oC)	​​2.49
7	Heat of vaporization (101.3kpa)  kJ/kg	711

■ Application

--Used as a wetting agent after mixed with glycerol or sorbitol in cosmetics, toothpaste and soap;

--Used in used cellophane, plasticizers and pharmaceutical industries;

■ Packaging and Storage

--Packed in 25, 50 kg fiber or plastic drum, inner lined with PE bags;

--Stored in dry place at room temperature;

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