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ZINC SULPHATE MONOHYDRATE ZINC SULPHATE HEPTAHYDRATE MANGANESE SULPHATE ZINC OXIDE FERROUS SULPHATE MONOHYDRATE FERROUS SULPHATE HEPTAHYDRATE MANGANESE CARBONATE MAGNESIUM SULPHATE COPPER SULPHATE MANGANOUSE OXIDE SODA ASH LIGHT SODA ASH DENSE SODIUM BICARBONATE FOOD GRADE AMMONIUM BICARBONATE FOOD GRADE                          FOOD GRADE AMMONIUM BICARBONATE       specification:assay:nh4hco3 99.2%min       as:0.0001%       heavy metal:(pb)0.0001%       fe:0.0001% ash:0.004%       sulphide:0.004%       chloride:0.003%

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