The Hydrion Microfine pH Paper allows for easy measurement of pH within the range of 2.9-5.2, with colour matches every 0.3 interval. Only a very small amount of sample (0.001mL) is required to take an accurate measurement of the a product.

The colour chart has pH matches at: 2.9, 3.2, 3.5, 3.8, 4.1, 4.4, 4.8, and 5.2.

Instructions:

1. Tear off a small strip of the pH paper
2. Dip it into the test solution and remove
3. Immediately compare the resulting colour with the matching colour chart

Ordering details:

• pH Roll 2.9-5.2                        Supplied in a container with 2 x 15 foot rolls