Desmethylnarcotine, 1mg Back Catalog number: D292365 Manufacturer: TORONTO RESEARCH CHEMICALS Availability: In the manufacturer's stock Price on request - + Recommended 2255.31-50-IO 17 alpha(H),21ß(H)-(22RS)-Homohopane, 50µg/mL in Isooctane, 1ml Price on request 79403 Aroclor 1221 Price on request ACQ-AQ05-115 Ethanol standard in water,0.5g/L,water, 1.5mL Price on request