Carfentrazone (free acid), 100 µg/ml, Acetonitril

EPA Method 507 Nitrogen Phosphorus Pesticides

Melamine (13C3,99%; Amino-15N3,98%) 100 µg/mL in Water, 1,2ml

5,6-Dichlorovanillin , 1000µg/mL, Solvent-isopropanol, Unit 1mL, # of units-1, Cas.no. 18268-69-4