2-Propanol Specification Comparison

Sigma-Aldrich 2-Propanol Specifications Comparison
	CHROMASOLV LC-MS	CHROMASOLV Plus	CHROMASOLV for HPLC	Anhydrous	ACS Spectro- photometric	ACS	ReagentPlus
Purity	≥99.9%	≥99.9%	≥99.9%	99.5%	≥99.5%	≥99.5%	≥99%
UV Absorption
λ: 210 nm			≤0.70		≤1.00
λ: 220 nm	≤0.30		≤0.30		≤0.40
λ: 230 nm	≤0.12		≤0.13		≤0.20
λ: 245 nm		≤1.00			≤0.08
λ: 250 nm		≤0.30
λ: 260 nm	≤0.0088		≤0.01		≤0.04
λ: 275 nm		≤0.005			≤0.03
λ: 300 nm					≤0.02
λ: 330 nm					≤0.01
λ: 400 nm		≤0.005%			≤0.01
Total Impurities
Water	≤0.05%	≤0.02%	≤0.05%	≤0.003%	≤0.20%	≤0.20%
				≤0.005% (100mL)
Evaporation Residue	≤0.0005%	≤0.0001%	≤0.0005%	≤0.0003%	≤0.001%	≤0.001%
Halogenated Residue		≤10 ng/L (as Heptachlor epoxide)
Fluorescence 254 nm	≤1 ppb
Fluorescence 365 nm	≤1 ppb	≤0.5 ppb
LC-MS suitability	passes test
Proprionaldehyde					≤0.002%	≤0.002%
Acetone					≤0.002%	≤0.002%
Titratable acid	≤0.001% free acid (as C6H5COOH)		≤0.001% free acid (as C6H5COOH		≤0.0001 meq/g	≤0.0001 meq/g
Titratable base					≤0.0001 meq/g	≤0.0001 meq/g
Silver	0.1 ppm
Aluminum	0.5 ppm
Barium	0.1 ppm
Calcium	0.1 ppm
Cadmium	0.05 ppm
Cobalt	0.02 ppm
Chromium	0.02 ppm
Copper	0.01 ppm
Iron	0.1 ppm
Potassium	0.1 ppm
Magnesium	0.1 ppm
Manganese	0.01 ppm
Sodium	0.1 ppm
Nickel	0.02 ppm
Lead	0.02 ppm
Tin	0.1 ppm
Zinc	0.1 ppm
Packaging Options
	CHROMASOLV LC-MS	CHROMASOLV Plus	CHROMASOLV for HPLC	Anhydrous	ACS Spectro- photometric	ACS	ReagentPlus
Glass Bottle	34965	650447	34863		154970	190764	109827
PVC Coated Bottle		675431	439207			437522
Sure/Seal™				278475			320471
Aluminum Bottle						673773
VerSA-Flow™			439207
NOWPAK™			439207
Pure-Pac™			34863
Carbon Steel						190764	109827
Drum			439207			190764

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