Sodium DL-2-hydroxybutyrate

Phosphorous Standards Phosphorus in Light White Mineral Oil, 20Cst Tri-n-butylphosphate, 99+% (Chiron product nr. 1399.19) CAS [126-73-8] Matrix: Isooctane , 20cSt Units: 1x25mL, 1x100mL Isooctane

2,7-Dimethylpyrene, 200µg/mL, Solvent-toluene, Unit 1mL, # of units-1, Cas.no. 15679-24-0

Custom Mix of perdeuterated PAHs and native PCBs (II), >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