ICP-MS Internal Standard Back Catalog number: 50443 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended PN-37S 1,2,5,7-Tetrachloronaphthalene, 1.2mL x 50ug/mL, nonane Price on request 73301 Methyl tricosanoate (C23:0) Price on request 70138 1,1-Dichloroethene, 1000µg/ml in MeOH, 1ml Price on request