Solvents -- Chloroform

With UV Specification
Chloroform With UV Specifications Specification Comparison PDF version (123 kb)

Sigma-Aldrich Chloroform Specifications Comparison

With UV Specifications

  CHROMASOLV
Plus		 CHROMASOLV
Plus		 CHROMASOLV
for HPLC		 CHROMASOLV
for HPLC		 ACS
Spectro-
photometric		 ACS
Spectro-
photometric
Purity ≥99.9% ≥99.9% ≥99.8% ≥99.8% ≥99.8% ≥99.8%
UV Absorption
λ: 245 nm ≤1.00 ≤1.00 ≤1.00   ≤1.00 ≤1.00
λ: 250 nm ≤0.30 ≤0.30   ≤1.00    
λ: 255 nm     ≤0.15   ≤0.25 ≤0.25
λ: 260 nm     ≤0.15 ≤0.30 ≤0.15 ≤0.15
λ: 270 nm     ≤0.02   ≤0.05 ≤0.05
λ: 275 nm ≤0.005 ≤0.005        
λ: 280 nm       ≤0.005    
λ: 290 nm     ≤0.01   ≤0.01 ≤0.01
λ: 400 nm ≤0.005 ≤0.005 ≤0.01   ≤0.01 ≤0.01
Total Impurities
Stabilizer 0.5-1.0% Ethanol Amylenes 0.5-1.0% Ethanol Amylenes 0.5-1.0% Ethanol Amylenes
Water ≤0.02% ≤0.02% ≤0.01% ≤0.01% ≤0.03% ≤0.03%
Evaporation Residue ≤0.0001% ≤0.0001% ≤0.0003% ≤0.0005% ≤0.001% ≤0.001%
Halogenated Residue ≤10 ng/L (as Heptachlor epoxide) ≤10 ng/L (as Heptachlor epoxide)        
Fluorescence 365 nm ≤0.5 ppb ≤0.5 ppb        
Acetaldehyde     Passes Test   Passes Test Passes Test
Acetone     Passes Test   Passes Test Passes Test
Titratable acid       ≤0.001% free acid (as HCL) Passes Test  
Free Chlorine     Passes Test   Passes Test Passes Test
Formaldehyde   Passes Test     Passes Test Passes Test
Lead     ≤0.05 ppm   ≤0.05 ppm ≤0.05 ppm
Packaging Options
  CHROMASOLV
Plus		 CHROMASOLV
Plus		 CHROMASOLV
for HPLC		 CHROMASOLV
for HPLC		 ACS
Spectro-
photometric		 ACS
Spectro-
photometric
Glass Bottle 650471 650498 366927 34854 366919 154733
PVC Coated Bottle     439142      
NOWPAK™       34854    

For a complete list of all available unit sizes and product specifications,
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