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.

For a detailed quote including applicable taxes, proceed to checkout

Restaurant Quat 400 ppm

[4.9]   5 - Ratings

Buy Indigo brand 400ppm QAC (QUAT) QR (quick response)  test strips; only $7.95. Plastic strips are sturdy for easy reading & fast accurate results-immediately!

Note: Read immediately. If you wait 30 seconds as required by other strips you will get a reading that is too high.

See Details below for quats that are effective against bacteria, yeasts, mold & viruses. Our blog, Wash, Rinse, Sanitize: The Three Sink Method, outlines standard cleaning procedures.

SKU: 33819-400
Quat (QAC) Test Strips, 0-400ppm, Quick Response, ~100/pack

$7.95USD or lower Each

Save More When You Buy More!
Quantity1+10+ 100+ 
Price for each$7.95USD$7.20USD$6.45USD
Your savings- 9.43%18.87%
Quantity :

Current Reviews: 5

These strips come with test pads on their own individual white plastic strips (3/8x2.5"/x65mm) with best  color contrast for accurate reading.These strips are guaranteed to accurately test: OASIS 146, Hyamine 35, Bardac 2250, Sysco (tablets). See the Specifications for details regarding calibration for OASIS 146.

Quaternary Ammonium Compounds Examples

These are some of the most important QUAT sanitizing compounds. For the right quat sanitizer ppm, use our Dilution Equation Calculator.

  • benzalkonium chloride
  • benzethonium chloride
  • methylbenzethonium chloride
  • cetalkonium chloride
  • cetylpyridinium chloride
  • cetrimonium
  • cetrimide
  • tetraethylammonium bromide
  • didecyldimethylammonium chloride
  • domiphen bromide


The 0-400ppm QAC test strips are calibrated for Oasis 146, click here for details.

Note(1): If vial is properly stoppered, strips have a 2 year shelf life.

Note(2): The number of strips per pack or vial is approximate.

5 Stars 2018-06-07

Great product, much more affordable than competitor prices. Quick delivery.

5 Stars 2018-05-04

They work wonderfully, was so happy to finally solve my sanitizer testing problems and to use hot water is great as well.

5 Stars 2018-01-09

Great product as always and excellent service.

4.5 Stars 2017-09-20

-Brett Anderson
Excellent product- temperature range is far more liberal and fits our needs. State surveyor recommended! Down side is cost may be a factor considering old strips are provided for free from our vendor.

5 Stars 2017-08-08

The order came very quickly and is producing the results we hoped for when ordering this product

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