Anions Mix Level 1 Back Catalog number: 50031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S274982 Serotonin-d4 Hydrochloride, 2,5mg Price on request S-4233-2K-5HX EPA 606 Phthalate Esters in Waste Water by GC-ECD 6 Analytes, each 2000µg/mL in hexane; units: 5x1mL, 1x5mL 1224.4 Bis(2-ethylhexyl) phthalate [117-81-7] 1227.19 Benzyl butyl phthalate [85-68-7] 1226.16 Di-n-butyl phthala Price on request 59254 Ammonia as N Price on request