Dimethyl Sulfoxide 4 L Photrex® Reagent, Case of 4

Details

Specifications Formula: (CH3)2SOFormula Weight: 78.13CAS Number: 67-68-5Description: For SpectrophotometryMeets A.C.S. SpecificationsAppearance Passes TestAssay ((CH3)2SO) (by GC, corrected for water) min. 99.9 %Residue after Evaporation max. 0.002 %Titrable Acid (meq/g) max. 0.001Water (by KF, coulometric) max. 0.1 %Ultraviolet Absorbance (1.00-cm cell vs. water) (curve smooth throughout stated range with no extraneous impurity peaks):400-350 nm max. 0.01330 nm max. 0.02310 nm max. 0.06290 nm max. 0.18270 nm max. 0.40 Product Information (not specifications):Windows of Infrared Transmittance (0.1-mm path, 50-100% T), µm: 2.0 - 2.3 2.4 - 3.2 3.7 - 5.0 5.1 - 6.7 7.9 - 8.7 11.4 - 13.8