4,4’-DDD Back Catalog number: X9054 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 9137.19-K-ME Hexadecyltrimethylammonium bromide, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 57-09-0 Price on request 1242.8-K-ME n-Octane, 1000µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 111-65-9 Price on request 98215 Ethanol Price on request