Ammonia as (NH4+) Back Catalog number: 50633 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended S-4548-100-T Perdeuterated Internal Standard – PAH Mixture 11 16 Analytes, each 100 µg/mL in Toluene; units: 1x1.1mL Prod. No. Compound CAS No. 1524,12 Acenaphthene-d10 [15067-26-2] 1336,12 Acenaphthylene-d8 [93951-97-4] 0390,14 Anthracene-d10 [1719-06-8] 1087,1 Price on request 71203 2,4’-DDE Price on request 11251.6-100-AN Clothianidin-d3 (N-methyl-d3),100 µg/mL,acetonitrile,1mL, Price on request