Vitamins Back Catalog number: 67040 Manufacturer: ABSOLUTE STANDARDS Availability: In the manufacturer's stock Price on request - + Recommended 0200.8-1ML Di-n-butylsulfide, neat, Solvent-neat, Unit 1mL, # of units-1, Cas.no. 544-40-1 Price on request S-4248-10ML Daily Quality Control Standard (with 4 Fluorinated Compounds Internal Standard) 14 Analytes + 4 ISTD, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name Wt.% Name Wt.% n-Hexane 12 Toluene 9 n-Heptane 17 Price on request S-4212-20-100PE ISO 9377-2 Extraction Solvent Stock Solution I S-4212-20-100PE Units: 1x5mL, 5x5mL, 10x5mL extraction solvent stock solution 1x100ml and 5x100mL extraction solvent stock solution n-Decane 20 µL n-Tetracontane 20mg Pentane Add to Price on request