Chemistry · Water Quality Standards

As per IS 10500:2012 Drinking Water Specification, what is the permissible limit for total hardness (as CaCO3) in mg/L in the absence of an alternate water source?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1600 mg/L✓
21000 mg/L
3250 mg/L
4200 mg/L

Correct answer

600 mg/L

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As per IS 10500:2012 Drinking Water Specification, what is the permissible limit for total hardness (as CaCO3) in mg/L in the absence of an alternate water source?

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As per IS 10500:2012 Drinking Water Specification, what is the permissible limit for total hardness (as CaCO3) in mg/L in the absence of an alternate water source?

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