WHO PCB Extraction Standard, 100pg/µl in nonane, 1,2ml Back Catalog number: P48-W-ES Manufacturer: Wellington Laboratories Availability: 1 week Price on request - + Recommended 2106.14-25MG 1,5-Bis-(4-chlorophenyl)-biguanide HCl, neat, Solvent-neat, Unit 25mg, # of units-1, Cas.no. 13590-98-2 Price on request 8952.21-100-T 3-Chloro-1,2-propandiol-1-monooleate Price on request 673722 Vinclozolin, 100 µg/ml, Ethyl acetate, 5ml Price on request