Spiramycin, 100 µg/ml, Methanol, 1ml

b-1,2,3,4,5,6-Hexachloro(13C6)cyclohexane, 1.2mL x 100ug/mL, nonane

Metals Mix

1H,1H,2H,2H-Perfluoro-7-methyloctan-1-ol , 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 20015-46-7