Azithromycin, 1000µg/ml in MeOH, 1ml

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

Custom Mix of perdeuterated PAHs and native PCBs (I), >99% purity 0978.10 Naphthalene-d8 5000µg/mL 1524.12 Acenaphthene-d10 5000µg/mL 0389.14 Phenanthrene-d10 5000µg/mL 1337.16 Fluoranthene-d10 5000µg/mL 1088.20 Benzo[a]pyrene-d12

Formate (CHOO-)