Massachusetts APH Standard Back Catalog number: 94496 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9649.16-100-ME Propranolol-d7 (ring-d7), 100µg base/mL, Solvent-methanol, Unit , # of units-, Cas.no. 344298-99-3 Price on request 681936 Chromafenozide, 10.0 µg/ml, Acetonitrile, 10ml Price on request 72776 Methyl-d3 tert-butyl ether Price on request