Lake Michigan fish tissue -Org. contaminants, 5x8g Back Catalog number: NIST-1947 Availability: In the manufacturer's stock Price on request - + Recommended N-12645-100MG Naphthalene-d8, 100mg Price on request 678057 Triisobutyl phosphate, 1000mg Price on request 2797.23-1G Chlormadinone acetate, neat, Solvent-neat, Unit 1g, # of units-1, Cas.no. 302-22-7 Price on request