ILM 05.3 ICP-MS CRI

2,2',3,4',5,5',6-Heptachloro-4-[13C12]biphenylol, 1.2ml x 50ug/ml, toluene

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

Ethylenethiourea, 1000µg/ml in Ethylacetate, 1ml