Isophoronediamine (cis- and trans- mixture), 25ml Back Catalog number: I0228 Availability: In the manufacturer's stock Price on request - + Recommended XA11890400AC trans-Cypermethrin D6 (dimethyl D6), 100 ng/µl, 1.1ml Price on request 1089.22-100-T Benzo[ghi]perylene-d12, 100µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 93951-66-7 Price on request 52145 Method 200.8 / 1638 / 1640 Internal Standard, in 2%-HNO3/Water, 4x25ml Price on request