Gun Shot Residue Single Element Kit

1-(3,4-Dichlorophenyl)-3-methylurea, 100mg

4,4'-Diaminobiphenyl, 1000µg/mL, Solvent-isooctane, Unit 1mL, # of units-1, Cas.no. 92-87-5

DNPH-Derivatives Mix #2 Storage: Freezer