According to M. C. Leeuw, water in which malt has been steeped has the following composition:

 Organic matter. 0.56 per cent.

Mineral matter. 0.52 "

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Total dry matter. 1.08 "

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Nitrogen. 0.033 " 

The mineral matter consists of--

 Potash. 0.193 "

Phosphoric acid. 0.031 "

Lime. 0.012 "

Soda. 0.047 "

Magnesia. 0.016 "

Sulphuric acid. 0.007 "

Oxide of iron. traces.

Chlorine and silica. 0.212 "