PCB No. 104, 100µg/ml in Isooctane, 1ml Back Catalog number: 66104 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 2535.10-K-ME (2RS)-2-(4-Methylphenyl)propanoic acid, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 938-94-3 Price on request 3738.12-100-IO 2,2',4,4'-Tetrachlorobiphenyl, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 2437-79-8 Price on request 54597 WP Total Hardness Price on request