Phosphate as (PO4-3), 1000µg/ml in water, 100ml Back Catalog number: 54263 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 2884.30-5UG 17ß(H),18 alpha(H)-22-Methyl-28-nor-spergulane, neat, Solvent-neat, Unit ca. 5µg, # of units-1, Cas.no. Price on request 11704.12-100-IO 2,4,4',6-Tetrachlorobiphenyl ,100 µg/mL,isooctane,1mL, Price on request 72629 Dimethyl sulfoxide Price on request