Roxithromycin, 100 µg/ml, Methanol, 1ml

QC Standard 5

3-Methyl-2,2',4,6'-tetrachlorodiphenylmethane

3-Chloro-1,2-propandiol-digadolenate, 100µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.