ICP-MS Tuning Solution #1 EPA 200.8 Back Catalog number: 52122 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 4METCS 4,5-Dichloro-2-(2,4-dichlorophenoxy)anisole (4-Chloro-methoxytriclosan), 1.2ml x 50ug/ml, nonane Price on request 72233 L-Phenylalanine Price on request 30741R 3-Hydroxycarbofuran Price on request