Quaternary Salts 
        & Surface Active Agent Series
	  Fine Chemicals 
	  
	  & Pharmaceutical Intermediates
Tel1:0086-21-20255798
	  Tel2:0086-21-20252853
	  Info@richchemical.com
	  William@richchemical.com 
Products > Fine Chemicals & Pharmaceutical Intermediates
Propylene glycol
Product Name:Propylene glycol
CAS NO.:57-55-6
             
            
              
                
                  
              Usage:
          
        
        CAS NO.:57-55-6
Molecular formula: C3H8O2                       
           Molecular weight: 76.09
Characteristics:
          Characteristics:
It is a colorless liquid with steady viscosity and good water absorption. It is nearly odorless, uninflammable and minutely toxic. Its molecular mass is 76.09. Its viscosity (20oC), specific heat capacity (20oC) and latent heat of vaporization (101.3kpa) are respectively 60.5mpa.s, 2.49KJ/(kg. oC) and 711KJ/kg. It can be mixed and solved with alcohol, water and various organic agents.
Specifications:
            
            Specifications:
Item  | 
                    Index  | 
                  
Color, APHA  | 
                    Max. 10  | 
                  
Content%  | 
                    Min. 99.0  | 
                  
Moisture%  | 
                    Max. 0.2  | 
                  
Specific Gravity (20/20) 
                     | 
                    1.035-1.039  | 
                  
Free acid,(CH3OOH),ppm  | 
                    Max. 75  | 
                  
Residue, ppm 
                     | 
                    Max. 80  | 
                  
Distillation range>95%  | 
                    184-190  | 
                  
Index of refraction  | 
                    1.433-1.435  | 
                  
It 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:210kg iron drums,16.8mt/20FCL.
          Package:210kg iron drums,16.8mt/20FCL.