2,4'-DDD, 100 µg/ml, Ethyl acetate, 5ml Back Catalog number: 673528 Manufacturer: HPC STANDARDS GmbH Availability: In the manufacturer's stock Price on request - + Recommended 0447.13-K-IO 4,6,8-Trimethylazulene, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 941-81-1 Price on request 11288.14-100-AN (+/-)-Tridimefon-d4 (4-chlorophenoxy-d4),100 µg/mL,acetonitrile,1mL, Price on request 0675.21-100-IO 5 alpha(H)-Pregnane, 100µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 641-85-0 Price on request