EPA 1620 Standard 3

Hexavalent Chromium

Cimetidine carboxamide dihydrochloride (free base), 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 110592-19-3

2-(4-Hydroxyphenyl)acetamide, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 17194-82-0