Acid pH 0-7 Test Strips 100/Pack

SKU: 33811-0070

$13.95USD or lower Each

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[5]   2 Reviews    | Write a Review

Indigo® test strips measure acids between pH 0 to 7 for only $13.95/100 strips. They are ideal for strong acids with high pKa such as battery acid, HCl, sulfuric acid or even lemon juice & vinegar. They will also test for for very weak acids near neutral ph7.

Typical shelf life of 3 years or more if kept sealed even after opening. The 1 strip for all your acid measuring & testing needs.


These strips are triple pad for enhanced reading accuracy. Compare all 3 pads to the color chart. The closest match of all three is the correct value. Only one or two of the 3 pads will change for any given acid level.

  • Test vinegar, battery acid, lemon juice, citric acid
  • Test dilutions of HCl, H2S04,HNO3
  • Test soft drinks (sodas)
  • Test regular tap water
  • Aquarium pH reducers


  • The number of strips (100) per pack or vial is approximate.
  • Wide pH range acid pH 0.0-7.0; resolution is 0.5 pH unit
  • Minimum shelf life of 3 years if container kept closed but typically good for 5 years.

Test Strip Documentation

Stability Statement Certificate of Analysis SDS
Indigo pH Test Strips 0-7 Acid Triple Pad Stability Statement Indigo pH Test Strips 0-7 Acid Triple Pad Certificate of Analysis Indigo pH Test Strips 0-7 Acid Triple Pad SDS
Reviews (2)

Makes life so much simpler. Thank you.

— Debbie

I'm very pleased with products I ordered. Delivery was surprisingly fast. Customer service was great and my questions were answered quickly and thoroughly.

— Marc W.
— Indigo:

Glad we could help. For anyone curious about using triple pad pH strips, this explains further: How Do You Use a pH Test Strip? 

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