000 00755nam a2200181Ia 4500
008 140223b1990 xxu||||| |||| 00| 0 eng d
020 _c0.00
082 _aIS : 12742 - 1989
_bBUR
100 _aBureau of Indian Standards
245 _aGuide for Defluoridation of Water for Drinking Purposes ( Chemical Treatment Method ) (IS : 12742 - 1989)
250 _bFirst Reprint September 1995
260 _aNew Delhi
_bBureau of Indian Standards
_c1990
300 _a7p
500 _aIS : 12742 - 1989
600 _aIndian Standard - IT
890 _aIndia
995 _ABUR
_D20.00
_E0
_F049
_G1041
_H0
_I0.00
_J50.00 60%
_UC
_W19981224
_XBureau of Indian Standards
_ZReference
999 _c50023
_d50023