IADN Congener Set ((C-IADN-01/02/03), 3 x 1ml

2-(3-sec-Butyl-5-tert-butyl-2-hydroxyphenyl)benzotriazole, 1000µg/ml in AL, 1ml

6-Phenyl-2-thiouracil, 100mg

S-4394 B[a]P/HCB Recovery Standard (solvent - Nonane) Product Concentration 2,3,3',5,5'-PeCB 100 µg/mL