SDWA Carbon disulfide, MIBK, Naphthalene Cal 1

Trimethylhexamethylenediamine, 25ml

1,4-Dimethylnaphthalene, 100mg

2,2',3,3',5,5',6,6'-Octachloro[13C12]biphenyl, 1.2ml x 50ug/ml, nonane