GRO Standard Back Catalog number: 98279 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended ENDOS-S Endosulfan Sulfate, 1.2mL x 100ug/mL, nonane Price on request XA15880000AL Parathion-ethyl, 100μg/mL in Acetonitrile, 1ml Price on request 2638.29-1UG 17 alpha(H),21ß(H)-25-Norhopane, 1µg Price on request