000 00494nam a22001577a 4500
003 OSt
008 090807t xxu||||| |||| 00| 0 eng d
082 _a624.131.4:543.257.1
110 _aIndian standards institution
245 _aIndian standard methods of test for soils Part XXVI
_b determination of pH value/1st rev.
250 _a1st rev.ed.
653 _aIS:2720(PartXXVI)-1973
942 _cISI
_2ddc
260 _aNew Delhi
_bIndian standards institution
_c1973
240 _aIndian standard
999 _c336482
_d336482