Aqueous Ethanol Standard (2.0g/l), 10 x 1,2ml

Hexavalent Chromium (Cr 6+)

4-Hydroxyisophthalic acid (4-Hydroxybenzene-1,3-dicarboxylic acid), 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 636-46-4

2-(N-methylperfluoro-1-octanesulfonamido)-ethanol, 50µg/ml in MeOH, 1,2ml