3/6/15pcs PH 4.00 6.86 9.18 Solution Calibration Buffer Powder Accuracy 0.01PH For PH Tester Meter Digital Measurement

Description

PH Powder Calibration Solution

Directions for use:

Step 1: Open the packet and pour the powder into a cleaning dry glass container.

Step 2: Add 250mL deionized water or distilled water to the beaker.

Step 3: Stir until the powder has completely dissolved.

Step 4: Calibrate your pH meter. Rinse the meter by pure water before test

Specification:

Each Pack Volume: 250 ml

Each powder packet/sachet makes 250ml of solution when mixed with distilled or deionized water

Accuracy: ±0.01pH at 25°C

Quantity: 3/6/15pcs

Package include:

3/9/15pcs Calibration Buffer Powder