Tetrapentyltin Internal Standard

n-Hexatriacontane-d74, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 16416-34-5

Tartaric acid

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