Surrogate Standard Back Catalog number: 94031 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 11217.25-100-IO Trixylyl phosphate, purified ion m/z 424 (heptamethyl),100 µg/mL,isooctane,1mL, Price on request 71462 a,a’-Dibromo-m-xylene Price on request D453303-50MG 6,6'-Dihydroxy-5,5'-dimethoxybiphenyl-3,3'-dicarbo Price on request