Fipronil, 100µg/mL in Acetonitrile, 1ml

Tadalafil, certified, 0.1g

1-Methyl-3-nitroguanidine, certified, 0.1g

n-Alkanes C10-C40 (even and uneven) 31 Analytes, each 100µg/mL in cyclohexane; units: 1x1mL, 5x1mL, 10x1mL This standard includes all the n-paraffins C10-C40.