EPA Method 8141 / 1618 Pesticide Mix B Back Catalog number: 91398 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 684285 D4-Diethyl phthalate, 10mg Price on request 3496.12-100-AN Propyzamide Price on request 679432 D7-Propranolol hydrochloride, 100 µg/ml, Water, Price on request