Metal Surface Modification Reducing agent (Rare metal recovery, Nylon improvement agent, Solder melt or welding flux) HS Chemical Name: Hydrazine sulfate CAS No.： 10034-93-2 diHS Chemical Name: Dihydrazine sulfate CAS No.： 13464-80-7 H･HCl Chemical Name: Hydrazine monohydrochloride CAS No.： 2644-70-4 H･2HCL Chemical Name: Hydrazine dihydrochloride CAS No.： 5341-61-7 50%H･HBr Chemical Name: 50% Hydrazine monohydrobromide aqueous solution CAS No.： 13775-80-9 70%H･HCO Chemical Name: 70% Hydrazine carbonate aqueous solution CAS No.： 112077-84-6 〈Chemicals List〉〈Top Page〉