WA VPH Marker Standard Back Catalog number: 51141 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1057.8-100MG 2,5-Dimethylthiophenol, neat, Solvent-neat, Unit 100mg, # of units-1, Cas.no. 4001-61-0 Price on request 94981 PCB Congener Mix #3 Price on request 81502 2,4-DB methyl ester Price on request