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 684354 13C3-Atrazine-desethyl-desisopropyl, 100 µg/ml, M Price on request 2129.12-K-IO Arochlor 1260 , 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 11096-82-5 Price on request EPA-537SS-R1 EPA Method 537 Surrogate Primary Dilution Standard (SUR PDS), 1.2ml, methanol Price on request