000
00323nam a2200133Ia 4500
008
130223s9999 xx 000 0 und d
245
_a
Disinfection of water : Iodine methods
260
_a
London
260
_c
1956
300
_a
20 p.
440
_a
Chilean Iodine Educational Bur
901
_p
S2220
942
_c
B
_2
udc
999
_c
120092
_d
120092