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BS 5551-4.2.2:1987

M00004682

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BS 5551-4.2.2:1987 Fertilizers. Chemical analysis. Determination of phosphorus. Extraction of phosphates soluble in mineral acids

standard by BSI Group, 11/30/1987

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The methods use a hydrochloric acid/nitric acid mixture and a sulphuric acid/nitric acid mixture. Specifies reagents, apparatus and procedure.