Melamine (13C3,99%; Amino-15N3,98%) 100 µg/mL in Water, 1,2ml Back Catalog number: CNLM-8150-1.2 Availability: In the manufacturer's stock Price on request - + Recommended 673650 Paraoxon-methyl, 100 µg/ml, Ethyl acetate, 5ml Price on request 8813.12-100-IO 2,4,5-Trihlorobiphenyl Price on request DF-IS-B200 Mass-Labelled PCDD/PCDF Internal Standard Solution, 1.2ml, nonane Price on request