Hexavalent chromium treatment agent, method for treating contaminant containing hexavalent chromium and method for treating bone meal containing hexavalent chromium

摘要

Hexavalent chromium treatment agentL-asco Lubin acidAscorbic acid sodium saltL-ascoric acid calcium saltL-ascoric acid acid 2-glucosideEli sorbic acidEli sorbic acid sodium saltAt least one kind of compound (a) selected from the group consisting of calcium andCompounds represented by the following formula (B1)Compounds represented by the following formula (B2)Compounds represented by the following formula (B3);124-benzene triol and 13At least one compound (b) selected from the group consisting of 5-benzene triolAnhydrous sodium sulfateAnhydrous potassium sulfateMagnesium sulfate anhydrousAt least one compound (c) selected from the group consisting of calcium sulfate and anhydrous calcium sulfate.1No selection