HS CodesXVI · Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles85 · Electrical machinery and equipment and parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles8506850630850630Chapter 85Copy pageMercuric oxideDescriptionPrimary cells and primary batteries : Mercuric oxideWas this page helpful?YesNoPrevious850610Manganese dioxideNextSilver oxide850640