ICP-MS Tuning Solution #1 EPA 200.8

2-Naphthol-d7, 2,5mg

BDE-203 (13C12,99%), 50µg/mL in Nonane, 1,2ml

rac-(1R,2R)-1,2-dibromo-(4S)-4-((1S)-1,2-dibromoethyl)cyclohexane, 1.2ml x 50ug/ml , toluene