lactic acid butyl ester medical intermediate grade

Item

Unit    

Specification    

Boiling point (760Kpa)

°C

185

Melting/Freezing point

°C

-43

Flash point  

°C

74.5

Distillation range (5-95%, 013mbar)

°C

170-190

Auto ignition point

°C

383

Item

Unit

standard

Result

Content

%

≥99

99.2

Stereochemical purity

%

≥99.5

99.6

Color

apha

≤50

10

Acid Value

%

≤0.2

0.1

Butanol

%

≤0.5

0.4

Water

%

≤0.3

0.2

Arsenic

mg/Kg

≤3

2

Heavy Matel(Pb)

mg/Kg

≤10

4

Density(25°C)

g/mL

0.970-0.990

0.981

Refractive Index(20°C)

°

1.410

1.410

Conclusion

                     Qualified