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Safe Drinking Water Foundation Test Results

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Groh Public School

Kitchener, Ontario N2P 0B8

Submitted Jun 19, 2023

Elementary School

Alkalinity Results

Alkalinity Sample #1
Alkalinity Low Limit Sample

Result: 2.5 ml / 50 ppm

Alkalinity Sample #2
Science Room Tap Water

Result: 5.0 ml / 100 ppm

Ammonia Results

Ammonia Sample #1
Ammonia European Union Limit Sample

Result: 0.5 mg/L/ppm

Ammonia Sample #2
Science Room Tap Water

Result: 1.0 mg/L/ppm

Colour Results

Colour Sample #1
Science Room Tap Water

Result: Lighter than the Canadian Guideline (PASS)
0 TCU

Colour Sample #2
Deionized water

Result: Lighter than the Canadian Guideline (PASS)
0 TCU

Colour Sample #3
Colour Canadian Guideline Limit Sample

Result: The same as the Canadian Guideline (PASS)
0 TCU

Copper Results

Copper Sample #1
Copper Canadian Guideline Limit Sample

Result: 1.0 mg/L/ppm

Copper Sample #2
Science Room Tap Water

Result: 0.5 mg/L/ppm

pH Results

pH Sample #1
pH Buffer 7

Result: 7.0 pH

pH Sample #2
Science Room Tap Water

Result: 8.0 pH

Sulphate Results

Sulphate Sample #1
Sulphate Canadian Guideline Limit Sample

Result: Equal in cloudiness to the CGLS cup (PASS)
0 mg/L

Sulphate Sample #2
Science Room Tap Water

Result: Less cloudy than the CGLS cup (PASS)
0 mg/L

Sulphate Sample #3
Deionized water

Result: Less cloudy than the CGLS cup (PASS)
0 mg/L

Total Chlorine Results

Chlorine Sample #1
Deionized water

Result: 0.0 mg/L/ppm

Chlorine Sample #2
Science Room Tap Water

Result: 0.5 mg/L/ppm

Total Hardness Results

Total Hardness Sample #1
Total Hardness Saskatchewan Guideline Limit Sample

Result: 800 mg/L/ppm

Total Hardness Sample #2
Science Room Tap Water

Result: 430 mg/L/ppm