Amylene-Stabilized Chloroform Specification Comparison

Sigma-Aldrich Chloroform Specifications Comparison Stabilized with Amylenes
	CHROMASOLV Plus	CHROMASOLV for HPLC	Anyhydrous	ACS Spectro- photometric	ACS
Purity	≥99.9%	≥99.8%	≥99%	≥99.8%	≥99.8%
UV Absorption
λ: 245 nm	≤1.00			≤1.00
λ: 250 nm	≤0.30	≤1.00
λ: 255 nm				≤0.25
λ: 260 nm		≤0.30		≤0.15
λ: 270 nm				≤0.05
λ: 275 nm	≤0.005
λ: 280 nm		≤0.005
λ: 290 nm				≤0.01
λ: 400 nm	≤0.005			≤0.01
Total Impurities
Stabilizer	Amylenes	Amylenes	Amylenes	Amylenes	Amylenes
Water	≤0.02%	≤0.03%	≤0.001%	≤0.03%	≤0.03%
			≤0.005% (100mL)
Evaporation Residue	≤0.0001%	≤0.0005%	≤0.0003%	≤0.001%	≤0.001%
Halogenated Residue	≤10 ng/L (as Heptachlor epoxide)
Fluorescence 365 nm	≤0.5 ppb
Acetaldehyde				Passes Test	Passes Test
Acetone				Passes Test	Passes Test
Titratable acid		≤0.001% free acid (as HCL)
Free Chlorine				Passes Test	Passes Test
Formaldehyde				Passes Test	Passes Test
Lead				≤0.05 ppm	≤0.05 ppm
Packaging Options
	CHROMASOLV Plus	CHROMASOLV for HPLC	Anyhydrous	ACS Spectro- photometric	ACS
Glass Bottle	650498	34854		154733	472476
PVC Coated Bottle					480150
Sure/Seal™			372978
Aluminum Bottle					676896
NOWPAK™		34854
Pure-Pac™			372978

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