000
00222nam a2200073 4500
080
_a
_b
245
_a
IS:2720(PART 26)-1987 Method of test for soils part26 Determination of pH value
100
_a
BUREAU OF INDIAN STANDARDS
260
_a
NEW DELHI
_b
BIS
_c
1987
300
_a
10p
999
_c
36265
_d
36265