Hanna Instruments GroLine pH 4.01 Calibration Buffer, 230mL Container Size:500 mL doubling the gallon per day

doubling the gallon per day output

The OA6-110 has 6 separately controlled 120 volt outlets

an easy-to-use tool to help farmers like you save time and grow happy plants

Fits all 16 and 17 mm drip line

to ensure you can maximize the features of every plug and get your plants started off right

Hanna Instruments GroLine pH 4.01 Calibration Buffer, 230mL Container Size:500 mL doubling the gallon per dayGroLine pH 4. 01 Calibration Buffer is a high quality pH 4. 01 calibration buffer that is NIST traceable and supplied with a Certificate of Analysis. Hanna calibration buffers have the lot number and expiration date clearly marked on the label and are air tight with a tamper proof seal to ensure the quality of the solution. Hanna's line of technical calibration buffers has been specially formulated to have an expiration of 5 years from the date of