1,1-Difluoroethylene, 1000µg/ml in MeOH, 1ml Back Catalog number: 71907 Manufacturer: ABSOLUTE STANDARDS Availability: 3 weeks Price on request - + Recommended 50788 ICP HM Check Std A Price on request 70214 2-Methylnaphthalene Price on request 676740 D8-4,4'-DDE, 100 µg/ml, Acetone, 1ml Price on request