Multi-Element Internal Standard Back Catalog number: 50160 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 3914.16-100-DRIED Crotaline,100 µg/mL,dried down,1mL, Price on request 2478.10-100-IO Dimethyl phthalate-3,4,5,6-d4, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 93951-89-4 Price on request 10662.4-100-ME Acesulfame-d4 Potassium Salt Price on request