Multi-Element Solution 4 Back Catalog number: 53136 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 1973.12-50-IO 2,2',3,4,4',5',6-Heptabromodiphenyl ether, 50µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 207122-16-5 Price on request 11476.20-100MG Papaverine hydrochloride, 100mg Price on request 50663 Mix #1 Revised Price on request