Hanna pH4 Buffer Solution 500ml gloves Moves air up to 830

Moves air up to 830 cubic feet per minute for maximum moisture removal

These are ideal for cleaning dishes

Model # PL-221

Flower: 1ml per gallon of feed water on a continuous basis

Hanna pH4 Buffer Solution 500ml gloves Moves air up to 830Hanna HI7004L pH4 Buffer Solution 500ml HI7004L is a premium quality pH 4. 01 calibration solution. 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. Hannas line of calibration buffers have been specially formulated to have an expiration of 5 years from the date of manufacture for an unopened bottle. More about Hanna pH 4. 01