(+/-)-Norverapamil Back Catalog number: 73242 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0783.17-500-IO 1,2,8-Trimethylphenanthrene, 500µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 20291-75-2 Price on request 681222 Formothion, 100 µg/ml, Ethyl acetate, 1ml Price on request 2297.4-1G Methylmalonic acid, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 516-05-2 Price on request