QC Standard 4 Back Catalog number: 53087 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8777.9-1G Isopropylated trisphenyl phosphate (Phenol, isopropylated, phosphate), neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 68937-41-7 Price on request 676980 D5-Norfloxacin, 100 µg/ml, Acetonitrile, 1ml Price on request 682220 2,4,5-Trichloroacetophenone, 10mg Price on request