Custom Internal Standard Mix

Tetra-n-propyltin-d7 (mono-n-propyl-d7), 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-5, Cas.no.

CONOSTAN 1000ppm Standard, Si, 50g

2,3,4',6-Tetrachlorobiphenyl,100 µg/mL,isooctane,1mL,