Surrogate Standard Back Catalog number: 36003 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 681491 13C3-Caffeine, 100 µg/ml, Methanol, 1ml Price on request S-4453-4K-ACX5 ISO 9377-2MOD Quality Control Standard of Base Oil EDC 95/11 4000µg/mL in acetone, 1x1mL, 5x1mL, 10x1mL Price on request 2034.12-50-NN 1,2,3,4-Tetrachlorodibenzo-p-dioxin,50 µg/mL,n-nonane,1mL, Price on request