Pymetrozine, 100 µg/ml, Acetonitrile, 5ml

B-One® High-Efficiency Recombinant b-glucuronidase, >12,000 PS-U/mL, All-in-one, 10ml

Quinoline Yellow (E 104), 1g

12-Methylbenz[a]anthracene,neat,neat,10mg,