Leptophos Back Catalog number: 70725 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676987 Spectinomycin dihydrochloride pentahydrate, 250mg Price on request 2255.31-50-IO 17 alpha(H),21ß(H)-(22RS)-Homohopane, 50µg/mL in Isooctane, 1ml Price on request 90449 3-Ethyltoluene Price on request