Erythromycin Back Catalog number: 73225 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0436.14-K-IO 4-Ethylbiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 5707-44-8 Price on request 0923.10-500-IO Azulene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 275-51-4 Price on request 95181 Hexachlorobenzene, 200µg/ml in MeOH, 1ml Price on request