Thallium standard

10:2MonoPAPS, 50µg/mL, Solvent-acetonotrile, Unit 1mL, # of units-1, Cas.no. 57678-05-4

2,2',3,4',5,6,6'-Heptachlorobiphenyl ,100 µg/mL,isooctane,1mL,

Semi-Volatile Mix