Phosphorus (P) Back Catalog number: 58315 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11774.12-100-IO 2,3,3',4,4',5,5',6-Octachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 20049 CLP Volatiles - QTM Calibration Mix #1 Price on request 3750.6-100MG 1,2,3,4-Tetrachlorobenzene, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 634-66-2 Price on request