BS 7755-3.6:1995
Soil quality. Chemical methods. Determination of phosphorus. Spectrometric determination of phosphorus soluble in sodium hydrogen carbonate solution

Standard No.

BS 7755-3.6:1995

Release Date

1995

Published By

British Standards Institution (BSI)

Latest

BS 7755-3.6:1995

Scope

This International Standard specifies an extraction method and analytical conditions to determine the content of soil phosphorus soluble in sodium hydro-gen carbonate solution. After the extraction step, two different methods of colour development are poss-ible. Subclause 4.2 specifies colour development at room temperature. Subclause 4.3 specifies colour development after heating to a high temperature. This International Standard is applicable to all types of soils.

BS 7755-3.6:1995 history

• 1995 BS 7755-3.6:1995 Soil quality. Chemical methods. Determination of phosphorus. Spectrometric determination of phosphorus soluble in sodium hydrogen carbonate solution