Description

~Propylene Glycol tech grade

Structural formula:C3H8O2
 Specification:
 Relative Molecular weight : *6.*9
 CAS No.: ******6
 Quality indexes:

Item
 
Index
 

Color, APHA
 
Max. *0
 

Content%
 
Min. *9.0
 

Moisture%
 
Max. 0.2
 

Specific Gravity (*0/*0)
 
1.****1.**9
 

Free acid,(CH3OOH),ppm
 
Max. *5
 

Residue, ppm
 
Max. *0
 

Distillation range>*5%
 
******0
 

Index of refraction
 
1.****1.**5
 

Packing:In **5kgs galvanized iron drums,*7.2tons/*0fcl.

       In flexitank, *2tons/*0fcl.

       In IBC drums, *0tons/*0fcl.

       In ISO tank, *3.6tons/*0fcl.

Other packing: According to the clients requirement.

Application of propylene glycol tech grade:

Anti-freezen: PG is one of the most important raw material of antifreeze.

Solvent: PG is used as solvent in resin, detergent, painting, pesticide and dope industry, etc

Propylene Glycol pharma grade

Specification:
 Relative Molecular weight: *6.*9
 CAS No.: ******6
 Quality indexes:

Item
 
Index
 

Color Tone (APHA)
 
*0 max
 

Water,%
 
0.2 max
 

Specific gravity (*0/*5 °C)
 
1.***0~1.***0
 

Refractive index(*5°C)
 
1.***7~1.***7
 

Distillation range (L), °C
 
**4.0~**9.0
 

Distillation range (U),°C
 
**4.0~**9.0
 

Distillation volume, Vol%
 
*5 min
 

Identification
 
passed
 

Acidity, ml
 
0.*0 max
 

Chloride, %
 
0.**7 max
 

Sulfate, %
 
0.**6 max
 

Heavy metals, ppm
 
5 max
 

Residue on ignition, %
 
0.*7 max
 

Organic Volatile impurity Chloroform, µg/g
 
*0 max
 

Organic Volatile impurity 1.4 dioxane, µg/g
 
**0 max
 

Organic Voltile impurity methylene chloride,µg/g
 
**0 max
 

Organic Voltile impurity trichloroethylene, µg/g
 
*0max
 

Assay, GLC%
 
*9.5 min
 

Packing:In **5kgs galvanized iron drums,*7.2tons/*0fcl.

       In flexitank, *2tons/*0fcl.

       In IBC drums, *0tons/*0fcl.

       In ISO tank, *3.6tons/*0fcl.

Other packing: According to the clients requirement.

Application of propylene glycol pharma grade:

Cosmetic: PG could be used as humidor, emollient and solvent in cosmetic and industry.

Pharmacy: PG is used as the carrier of medicine and agent for particle medicine.

Food: PG is used as solvent of perfume and edible pigment,emollient in food packing,and anti-adhesive.

Tobacco: Propylene glycol is used as tobacco flavor, lubricated solvent,and preservative.