GroLine pH 7.01 Calibration Buffer (500 mL) Environmental Controllers • ETL Certified in the

• ETL Certified in the USA & Canada for fire and electrical safety

• 100% RHP Certified CocoCoir

non-circling root systems horizontally and vertically at all phases of production to equip plants for transplanting success

The TrolMaster DSH-2 Humidity control / device modules (240V) allow the user to easily connect and control standard humidifying or dehumidifying devices to the Hydro-x

GroLine pH 7.01 Calibration Buffer (500 mL) Environmental Controllers • ETL Certified in theHI7007 050 is a high quality pH 7. 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