If you are using an American Marine Pinpoint pH, then remember to purchase the American Marine Pinpoint pH Calibration Fluid #7 from Pet Store. Calibrating your system will make it more efficient in its functions and abilities as well as speeding up the process. Moreover, this pH calibration fluid #7 is the most necessary of its kind and can be applied in combination with #4 or #10 calibration fluid to achieve excellent outputs. Hence, using this American Marine product is vital in the performance of the Pinpoint pH monitor.

Going further, the American Marine Pinpoint pH Calibration Fluid #7 is best suited for saltwater. Its pack size has sufficient quantity to submerge your pH probe. Even better than that, at the back of the pack, there is a handy table that shows the pH level while across it is the temperature range. However, each plastic envelop packet is only good for just one use, and must be disposed afterwards. Aside from its amazing performance in calibrating a pH monitor, this product is portable and can be carried in any location. Also, it produces accurate results, and you only have to apply it once a month.

With this product by American Marine, you will not worry about getting wrong measurements ever again.

American Marine PINPOINT High-Precision pH Calibration Fluids
7.000 +/- 0.002

These come in single-use plastic envelope packets, and they are extremely accurate and field portable. Each packet contains enough fluid for a complete calibration (about 30 ml) and is intended to be discarded after use. pH monitor and controllers should be calibrated monthly.