Hanna Instruments pH 4.01 Calibration Solution 1 Liter HI7004 Type_Organic 200 Liter Guppy Tank Specifications:

200 Liter Guppy Tank Specifications:

Built-in Day/Night auto detection to override CO2 control

the GreenPower LED production module 3

3 sensors combined in a single rugged probe body

Hanna Instruments pH 4.01 Calibration Solution 1 Liter HI7004 Type_Organic 200 Liter Guppy Tank Specifications:Accuracy of + 0. 01 pH @ 25C Temperature chart of the actual pH value at various temperatures printed on each bottle Color coded label for easy pH buffer value identification Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are airtight with a tamper proof seal to ensure the quality of the solution. Hannas line of calibration buffers has been specially formulated to have an expiration of 5 years from