Perfluoro-n-undecanoic acid, 1.2ml x 50ug/ml, methanol

CONOSTAN S-12 Standard, 100 ppm, 200g

ISO 17993Multiple Compound Stock Solution 15 Analytes, each 10µg/mL in acetonitrile; unit: 1x1mL 0711.10 Naphthalene [91-20-3] 0732.12 Acenaphthene [83-32-9] 0816.14 Phenanthrene [85-01-8] 0260.16 Fluoranthene [206-44-0] 0201.18 Benzo[a]anthracene

4-Chloroguaiacol, 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 16766-30-6