The grain size distribution of soil fraction passing through 75 micron IS sieve can be carried out as per IS:2720 (Part-IV) by pipette method or by hydrometer method.
Test is performed as per IS:2720 (Part-IV) The apparatus comprises of:-
The test is performed as per IS:2720 (Part-IV). The unit comprises of :-
The apparatus is used to determine the relative proportion of fine dust or clay like material in soils or fine aggregates either in the laboratory or in the field. It is performed as per IS:2720 (Part-37). The apparatus consists of the following:-