Purgeable Surrogate Standard Back Catalog number: 26002 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 8914.14-100-T 6-Methyl-2',3,4,4'-tetrachlorodiphenylmethane Price on request 52074 Drinking Water Standards Kit Price on request D445642 Diflufenican-d3, 1mg Price on request