Civil Engineering - Water Supply Engineering - Discussion
Discussion Forum : Water Supply Engineering - Section 6 (Q.No. 31)
31.
The maximum permissible colour for domestic supplies based on cobalt scale, is
Discussion:
27 comments Page 2 of 3.
Roy said:
6 years ago
What is the maximum permissible? Either it's maximum or permissible.
Mandeep gupta said:
6 years ago
For domestic purpose 5 to 20 ppm.
Sanket said:
6 years ago
5-25 ppm is for TCU(true colour unit) and 10-20 is for cobalt scale.
Vasanth said:
6 years ago
The range b/w 10 to 20 ppm. So max 20ppm.
Antara Ghosh said:
7 years ago
20 ppm is correct.
Mohammad Asim said:
7 years ago
The range for color for domestic water is 10-20 ppm.
Prashant said:
7 years ago
5 to 15 is correct.
Hemant karmur said:
7 years ago
It's right for the 20 PPM because of the cobalt scale is allowed for the 20 PPM in domestic water.
Tapash Roy said:
7 years ago
20 ppm is correct.
Satish Verma said:
7 years ago
10 ppm is correct.
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