Endosulfan (alpha + beta), 10µg/mL in IO, 10ml Back Catalog number: L13120000IO Availability: In the manufacturer's stock Price on request - + Recommended 677929 Thionazin, 100 µg/ml, Ethyl acetate, 1ml Price on request 32341 p-Isopropyl toluene Price on request EN-1948ES Extraction Standard Solution, in nonane/6.8% toluene, 1,2ml Price on request