Custom Anion Standard

(2RS)-2-(4-Butylphenyl)propanoic acid, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 3585-49-7

EPTC, 100 µg/ml, Acetonitrile, 1ml

Docusate sodium salt, 1000mg