trans-1,4-Dichloro-2-butene Back Catalog number: 34051 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S4163-0.05 25-Hydroxyvitamin D3-[d3], 50μg/ml, 1ml Price on request 673620 gamma-HCH, 100 µg/ml, Ethyl acetate, 5ml Price on request 70168 Endosulfan II Price on request