EPA 8240B Calibration Mix 6

CLP Semi-Volatiles Base/Neutrals Mix #1

17ß(H),21 alpha(H)-(22R)-Tetrakishomohopane , neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 79951-54-5

6-Amino-5-bromoquinoxaline, 25g