Hanna GroLine pH 4.01 Solution Size:Case (25 x 20 ml Packets) float valves

float valves

Compatible with PHOTOBIO MX

Strong clamp holds fan in place during use

Vegetative Growth Booster is an excellent supplement for growing plants

maintenance and flowering

Hanna GroLine pH 4.01 Solution Size:Case (25 x 20 ml Packets) float valvesHI7004 050 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 have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened