Page 268 - Catalogue 2015

Cat. No. n-Pentane
160551 AR-S glass distilled

Appearance Clear colorless liquid Cd (Cadmium) max. 0.05ppm
Acidity (as Acetic acid) max. 0.001% Co (Cobalt) max. 0.02ppm
Color (APHA) max. 5 Cr (Chromium) max. 0.02ppm
Subs. darkened by Sulfuric Acid Passes test Cu (Copper) max. 0.02ppm
Assay (GC, on anhydrous basis) min. 96% Fe (Iron) max. 0.1ppm
Sulfur compounds (as S) max. 0.005% Mg (Magnesium) max. 0.1ppm
Benzene max. 0.001%v/v Mn (Manganese) max. 0.02ppm
Water (KF) max. 0.005%w/w Ni (Nickel) max. 0.02ppm
Al (Aluminum) max. 0.5ppm Pb (Lead) max. 0.1ppm
B (Boron) max. 0.02ppm Sn (Tin) max. 0.1ppm
Ba (Barium) max. 0.1ppm Zn (Zinc) max. 0.1ppm
Ca (Calcium) max. 0.5ppm Residue after evaporation max. 0.0002%w/w

Cat. No. n-Pentane
160559 Supra dry

Appearance Clear liquid Assay (GC, on anhydrous basis) min. 96%
Acidity (as Acetic acid) max. 0.003% Residue after evaporation max. 0.0005%w/w
Color (APHA) max. 10 Water (KF) max. 0.001%w/w

Cat. No. n-Pentane
160547 Extra dry

Appearance Clear colorless liquid Assay (GC, on anhydrous basis) min. 96%
Acidity (as Acetic acid) max. 0.003% Residue after evaporation max. 0.0005%w/w
Color (APHA) max. 5 Water (KF) max. 0.002%w/w

Cat. No. n-Pentane
160502 CP

Appearance Clear liquid Water (KF) max. 0.01%w/w
Assay (GC, on anhydrous basis) min. 95% Acidity (as Acetic acid) max. 0.003%
Residue after evaporation max. 0.003%w/w

1-Pentanesulfonic acid sodium salt

Synonym: Sodium pentanesulfonate

CAS [22767-49-3]; EC 245-208-4; CÂHÌÌOÀSNa; M 174.2

Cat. No. 1-Pentanesulfonic acid sodium salt
160406 HPLC

Assay (T) min. 99%w/w T200nm (5mM) min. 70%
pH (0.5M in water) 5.5-7.5 T220nm (5mM) min. 90%
Loss on drying (105°C) max. 2% T250nm (5mM) min. 98%