Item SPECIFICATION
               High-class               First-class 
Chroma(Pt-Co)/No 5  max                       5  max 
Density(20 C)/(g/cm3 ) 0.791-0.792 0.791-0.793 
Temperature range(0 C,101.3KPa)/ 64.065.0   
Boiling range(include 64.6+-0.1 C)/ C 0.8 1.0 
Potassium permanganate test/min  50 min  30 min 
Water-soluble test Pass Test(1+3) Pass Test(1+9) 
Moisture content%  0.10 max 0.15 max 
Acidity(with HCOOH)% 0.0015 max 0.0030 max 
Basicity(with NH3 )%  0.0002 max 0.0008 max 
Carboxide(with CH3O)% 0.005 max   0.005 max 
Residue envaporation%   0.001 max                     0.003 max

Washing Test by Sulphate acid/Hazen unit  50 max        50 max
(Pt-Co Colour