Acetic ester solvent
Series No grade Appea rance Density g/cm3 Boiling range℃ Ester content %≥ Water content %≤ Free acid %≤ Aldehyde content% Isocyanate epulvalent
Ethyl acetate Urethane grade Colorless transparent liquid 0.900 75-78 99.5 0.05 0.005 0.2 ≥3000
First grade 0.900 75-78 99.0 0.1 0.005 0.2  
Second grade 0.898 74-78 97 0.2 0.01 0.4  
Butyl acetate Urethane grade 0.880 124-128 99.5 0.05 0.005   ≥5600
First grade 0.880 124-128 98.0 0.1 0.005    
Second grade 0.878 122-128 96.0 0.2 0.01    
Isobutyl acetate First grade 0.869-0.873 113-119 95 0.2 0.01    
Second grade 0.869-0.873 112-119 93 0.2 0.01    
Acetic mixed ester   0.870 105-160 Ester/petrd, 1/19 cloudness 0.01