4-Ethylphenol, 100 µg/ml, Acetonitrile, 1ml

Artificial Urine Medium, Stabilized, 200mL

1-(4-Isopropylphenly)-3-methylurea, 100µg/mL in Acetonitrile, 1ml

2-Hydroxymethyl-4-chlorophenoxyacetic acid lithium