Acids Standard Back Catalog number: 94197 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended D450653-50MG Dihydroergotamine (+)-Tartrate Salt (2:1), 50mg Price on request PN-42S 1,3,5,7-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 673752 Butralin, 10.0 µg/ml, Ethyl acetate, 10ml Price on request