Items

Standard

Appearance

Clear colorless

Assay(by GC) 

>= 99.9%

Color(APHA)

<=10

Water(by KF)

mg/kg                     

<=100     

Residue after Evaporation mg/kg

<=2.0

Titratable Acid 

meq/g

<=0.0008%

Titratable Base

meq/g

<=0.0006%

At190nm

<=1.00

At200nm

<=0.05

At210nm

<=0.03

At220nm

<=0.01

At254nm

<=0.005

Gradient Elution

P.T

Fluorescence trace impurities

P.T

Density25.C

g/ml

0.775-0.780

Distillation range

81-82

Refractive index(25C)

1.344