ICP-MS Tuning Solution #1 EPA 200.8

Cimetidine sulphoxide dihydrochloride, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 54237-72-8

2-Methyl-1-butanol

N-Propionyl mesalazine-d5, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.