WS Disinfection By-Products - Cal Check 4

1H,1,H,2H,2H-Perfluorodecyl methacrylate-d5, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no.

2H,2H,3H,3H-Perfluorohexanoic acid, 50µg/mL, Solvent-methanol, Unit 1mL, # of units-1, Cas.no. 356-02-5

3ß,17 alpha(H),21ß(H)-3-Methylhopane, neat, Solvent-neat, Unit ca. 10µg , # of units-1, Cas.no. 126254-83-9