Multi-Element Solution 4 Back Catalog number: 53136 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1961.12-50-IO 2,4,4'-Tribromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 41318-75-6 Price on request 59799 Arsenic (As) Price on request 93313 GPC Window Calibration Stock Price on request