High Grade and Technical Grade Propylene Glycol

• Customization: Available
• CAS No.: 57-55-6
• Formula: C3h8o2
• Model NO.: High Grade/Technical Grade
• Color: Transpantent
• Transport Package: Drum
• Specification: 200kg/drum
• Trademark: Deborn
• Origin: China
• HS Code: 2905320000

Product Description

Product name: 1,2-Propanediol;1,2-Dihydroxypropane;α-Propylene glycol; Propylene glycol; (+/-)-1-Glycerol, polymer-supported; ethane-1,2-diol - prop-1-ene (1:1)
Molecular formula: C₃H₈O₂ 
Molecular weight: 76.09
CAS NO.: 57-55-6
EINECS: 200-338-0 
Technical index:

Index	High Grade	Technical Grade
PG content % ≥	99.5	99.0
Moisture %     ≤	0.10	0.20
Color  (Pt-Co) No. ≤	10	16
Relative density d20^20 g/cm^3	1.035~1.038	1.035~1.040
Index of refraction(nd^20)	1.431-1.435	1.428-1.435
Acidity(as acetic acid), % ≤	0.01	0.02
Distillation range(IBP-DP) ^oC	184~190	183~190
Appearance	Colorless, viscous and transparent liquid, no mechanical impurity

Viscosity: (20 ºC)60.5mpa.s
Specific heat capacity: ( 20 ºC)2.49kJ/(kg.ºC)
Latent heat of vaporization: (101.3kpa)711kJ/kg
Toxicity: LD50325.5mg/kg
Application: It can be mixed and solved with alcohol, water and various organic agents. PG is the raw material for preparing unsaturated polyester resin, plasticizer, surface active agent, emulsifying agent and demulsifying agent. It can also be used as mould inhibitor, antiseptic for fruit, ice inhibitor and moisture preserving agent for tobacco.
Package: 200kg/drum. It can be packed by ISO tank, galvanized iron drum, plastic drum, IBC or flexitank, etc. This product should be stored in cool and windy special warehouse far from fire and transported as a general chemical product.