Product Details: Packaging Type Drum Normal Butanol Min 99.5 % Water Max 0.1 % Aldehydes as BAL Max 0.05 % Acidity 25 PPM (ac acetic acid) Specification : Test Description Specification Unit Test   Limits of Measure Method   Min. Max.     Normal Butanol 99.5   %(w/w) ASTM D-5008 Water   0.1 %(w/w) ASTM E-852 Aldehydes as BAL   0.05 %(w/w) ASTM E-4853 Acidity (ac acetic acid)   25 ppm ASTM D-664 Colour, Apha   10   ASTM E-852   Additional Information: Item Code: NBU