The maximum possible chloride content in water for domestic supplies should not exceed -
(a) 250 ppm
(b) 350 ppm
(c) 450 ppm
(d) 550 ppm.
The correct Answer Is
(a) 250 ppm
(a) 250 ppm
(b) 350 ppm
(c) 450 ppm
(d) 550 ppm.
The correct Answer Is
(a) 250 ppm