4,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673530 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 12149.12-100-ME Mexacarbate,100 µg/mL,MeOH,1mL, Price on request 3189.20-K-IO Ethyl octadecanoate , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 111-61-5 Price on request 70987 Isopropyl ether Price on request