Phone: (519) 746-4761

Canadian Address:

169 Lexington Court, Unit I

Waterloo, ON, N2J 4R9


US Address:

Niagara Falls, NY 14305

Canadian/International ship from Waterloo; US orders from Buffalo, NY.

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Cobalt Chloride Detection Paper

Find water leaks fast-these cobalt chloride paper sheets make positive identification easy in roofs, walls, under tiles & more; only $3.00 or less.

These sheets differ in their use from the individual strips because they will allow for identification of spray or leakage patterns when left in enclosed spaces such as under roofing shingles, inside car doors or under ceramic tiles.

Click on the Tabs below for more information.

Related Products

SKU: 33813-Co8
Cobalt chloride sheet, 200x250mm (8x10")

PRICE BREAKS - The more you buy, the more you save.
Quantity1+3+ 10+ 100+ 1000+ 
Price for each$3.00USD$2.70USD$2.55USD$2.25USD$2.00USD
Your savings- 10%15%25%33.33%

Quantity :

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Blue litmus paper-acid test; 8x10 Blue litmus paper-acid test; 8x10" sheets
Sku: 33810-B8
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Red litmus paper-alkaline test; 8x10 Red litmus paper-alkaline test; 8x10" sheets
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Chlorophenol red water detection  sheet, 200x250mm (8x10 Chlorophenol red water detection sheet, 200x250mm (8x10")
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Water Detection-pH Sensitive Test Paper, 200x250mm (8x10 Water Detection-pH Sensitive Test Paper, 200x250mm (8x10")
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Note: The reaction is reversible if exposed to water vapor in less than 100% relative humidity. If the sheets are heated or the surrounding air goes dry, these will revert back to their blue color.  If splashed, they will change permanently and indicated distinctive white spots.

The moisture detection paper sheets shown in the image are 8x10" (200x250mm). They react by turning a light pink color immediately when exposed to liquid water or slowly when exposed to greater than 55% humidity.

This cobalt water detection paper sheet is available in large format 24x20" (600x500mm) by special order. Mininum special order is a pack of 100 sheets.

You can find more information by click on Cobalt Chloride: Colorful Moisture Detector

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