4-Hydroxybenzoic acid, 1000µg/mL in MeOH, 1ml Back Catalog number: 2514.7-K-ME Manufacturer: CHIRON AS Availability: 3 weeks Price on request - + Recommended 59045 Spike Solution #1 Price on request HPCB-4009N 4-Hydroxy-2',3,5,5'-tetrachlorobiphenyl, 10mg Price on request 57256 Barium (Ba) Price on request