Hydroponics 4-in-1 Test Kit Model HP-1

An abbreviated version of our popular Model AM-41, the new Model HP-1 offers tests for pH and three key nutrient factors: nitrogen, phosphorus and potassium. It allows the hydroponic hobbyist to maintain proper nutrient balance and to achieve growing conditions in soil-less cultures. Reagents sufficient for 50 tests per factor and complete labware are foam-mounted in a sturdy carrying case, instructions and 75-page hydroponics handbook are supplied. Octet-Slide Comparator Tests pH pH 4.8-8.0 Nitrate Nitrogen 5-200 ppm* Phosphorus 3-30 ppm * By dilution Direct Reading Titrator Tube Potassium 0-250 ppm

512301  Model HP-1, Hydroponics 4-in-1 Test Kit (10#)   $285.90
512311  Model HP-1 Reagent Refill (7#)                   $93.00

Select Model HP-1 Refill, Model HP-1

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*There is a 20% restocking fee on this product.

Model HP-1 is not registered for sale in the state of California.

• Model HP-1 MSDS

Note: This test kit ships in two boxes and a $22.00 Hazardous Materials Charge accompanies the box that houses the reagents. This charge does not show up on the Shopping Cart and will be added to the invoice.