Surrogate Standard Back Catalog number: 92703 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 679823 Tilmicosin, 100 µg/ml, Methanol, 1ml Price on request 8481.22-K-ME Diltiazem hydrochloride,1000 µg base/mL,MeOH,1mL, Price on request PFRS-003S Tetrakis(2-chloroethyl)dichloroisopentyldiphosphate, 100µg/ml in Toluene, 1ml Price on request