HPLC methanol

hplc methanol assay:99.9% cas:67-56-1 appearance: colorless

Product name	Methanol	Grade	HPLC	Batch no	6508AZ02
Ref.stantard	Q/ASL004-2009	Packing	4 L bottle	Report date	2010.3.22
Item		Standard		Results
Appearance		Clear,Colorless		Clear,Colorless
Color(APHA)		Max 10		5
Assay( by GC)        %		Min 99.9		≥99.9
Water(by KF)     %		Max 300		64
Evaporation Residue,     mg/kg		Max 2.0		0.4
Titrable Acid.           meq/g		Max 0.0003		0.0001
Titrable Base,            meq/g		Max 0.0002		0.00003
Solubility in H2O		Passes test		passes test
Acetone   mg/kg		Max 10		0
UV Absorbance,(1.00-cm cell vs.water)
at 225 nm		Max 0.15		0.1323
at 254 nm		Max 0.01		0.0066
at 400 nm		Max 0.01		0.0000
UV Cut-off nm		Max 205		205
Gradient Elution Test (a,u)
at 254 nm		Max 0.002		0.001
Fluorescence Trace impurities, in ppb,(as Quinine Base)
at 450 nm		Max 0.3		0.1
Emission Maximum for impuritlies		Max 1.0		0.4

HPLC methanol