2841 Salts of oxometallic or peroxometallic acids

2841 (01/1988-..) Salts of oxometallic or peroxometallic acids 28411000 (01/1988-12/2006) Aluminates 28412000 (01/1988-12/2006) Chromates of zinc or of lead 28413000 (01/1988-..) Sodium dichromate 28414000 (01/1988-12/2001) Potassium dichromate 28415000 (01/2007-..) Chromates and dichromates, peroxochromates (excl. sodium dichromate and inorganic or organic compounds of mercury) 28416000 (01/1988-12/1991) Manganites, manganates and permanganates 28416010 (01/1992-12/1995) Potassium permanganate 28416090 (01/1992-12/1995) Manganites, manganates and permanganates (excl. potassium permanganate) 28416100 (01/1996-..) Potassium permanganate 28416900 (01/1996-..) Manganites, manganates and permanganates (excl. potassium permanganate) 28417000 (01/1988-..) Molybdates 28418000 (01/1988-..) Tungstates `wolframates` 28419010 (01/1988-12/2004) Antimonates 28419030 (01/1988-..) Zincates and vanadates 28419080 (01/2005-12/2006) Salts of oxometallic or peroxometallic acids (excl. aluminates, chromates, dichromates, peroxochromates, manganites, manganates, permanganates, molybdates, tungstates `wolframamtes`, zincates and vanadates) 28419085 (01/2007-..) Salts of oxometallic or peroxometallic acids (excl. chromates, dichromates, peroxochromates, manganites, manganates, permanganates, molybdates, tungstates `wolframamtes`, zincates and vanadates) 28419090 (01/1988-12/2004) Salts of oxometallic or peroxometallic acids (excl. aluminates, chromates, dichromates, peroxochromates, manganites, manganates, permanganates, molybdates, tungstates `wolframamtes`, antimonates, zincates and vanadates)