QC Standard 2 Back Catalog number: 52085A Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0847.29-100-IO (24R)-24-Methylcholest-4-ene and (24R)-24-Ethylcholest-4-ene, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 79897-60-2 / 71609-17-1 Price on request 673405 Penconazole, 100 µg/ml, Acetonitrile, 5ml Price on request 2561.18-100-ME Sodium p-n-dodecylbenzenesulfonate, 100µg/mL in MeOH, 1ml Price on request