Buy Indigo® brand 0-1500ppm multi quat sanitizer test strips for hospital & dairy disinfection, only $13.95/100 strips. Use 1500 ppm QAC strips to test hospital grade sanitizers such as benzethonium chloride or didecyl dimethyl ammonium chloride medical sterilizer solutions for effective disinfection. Be prepared for any health & safety emergency or inspection.
Fully backed by our 3 year minimum guaranteed shelf life & documentation including Certificate of Analysis, Stability & SDS. Certificate of Conformance available on request.
Note: Read strip results immediately. If you wait the 30 seconds needed for some other strips you will get a reading that is too high.
Do not use hot water. Water warmer than 40C/105F may give false high readings.
The simple answer for "not in the desirable range" is to add more Quat concentrate if the reading is low. Add more water if the reading is high. Then retest. Don't worry about being exact, you can be +/- 10% without major consequences.
You may also find this useful: details on high level quat strips. If you run into repeated problems with getting the right concentration, try our Dilution Equation Calculator.
Test Strip Documentation |
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Stability Statement | Certificate of Analysis | SDS | ||
Indigo® brand test strips are Made in USA & tested for accuracy using NIST compliant standards.