Surrogate Standard Back Catalog number: 97935 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 676616 4,4'-Oxydianiline, 250mg Price on request 73516 2-Methylsulfonyl-4-trifluoromethyl benzoic acid Price on request 69007 Acrylonitrile Price on request