201362 Cyanides, cyanide oxides and complex cyanides/ fulminates, cyanates and thiocyanates/ silicates/ borates/ perborates/ other salts of inorganic acids or peroxoacids

20136220 Cyanides/ cyanide oxides and complex cyanides 20136230 Borates/ peroxoborates (perborates) 20136240 Silicates/ commercial alkali metal silicates 20136270 Double or complex silicates 20136280 Salts of inorganic acids or peroxoacids (excluding azides and double or complex silicates)