PH Powder Calibration Solution pH4.00, pH4.01, pH6.86, pH 7.00, pH9.18, pH10.01

specifications:

• 5x PH 4.01
• 5x PH 6.86
• 5x PH 7.0
• 5x PH 9.18
• 5x PH 10.01

Features:

• As this is a powder, in a sealed packet there is no "shelf life".
• The contents will make up to 250ml each.
• Just add water or distilled water. 555

    ​Configuration error is easily caused, and three aspects should be paid attention to in order to ensure the accuracy of configuration:

1, the powder should be completely poured into, in order to avoid configuration errors, it is best to use water to rinse plastic bags

2, the distribution of water conductivity should be controlled within 2us/cm, generally distilled water or ultra pure water can be

3 and 250ml refers to the volume of water at 25 degrees C

    Configuration should pay attention to the cleaning of utensils, to prevent bacteria into the solution, in order to extend the storage time, the configuration of the buffer to be stored in a brown sealed bottle, shelf life should not exceed five days.