Boron, 5000 µg/mL in H2O, 100ml Back Catalog number: 5M7-4-100 Availability: In the manufacturer's stock Price on request - + Recommended DPE-15 4,4'-Dichlorodiphenyl ether, 1.2ml x 50ug/ml, nonane Price on request 1022.24-K-IOX10 n-Tetracosane-d50, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-10, Cas.no. 16416-32-3 Price on request X9112 Heptachlor epoxide Price on request