100 µg/mL in NonaneStorage instructions Store at room temperature away from light and moisture.Stability/Expiration details Stable if stored under recommended conditions. Name:HEPTACHLORDescription:100ug/mlinNonaneIsotope:UNLABELEDCatalogNumber:ULM-2424-1.2Quantity:1.2MLFormula:noformulaisavailable.Categories:EndocrineDisruptorCompounds(EDC),PesticidesIndividualStandards(QE),PesticidesMetabolites(Q)