Nutrient Pump, 30 ml For 2.5 Gallon Jugs german they are still viable for

they are still viable for microscopy research

Microfiber pouch included for proper cleaning and storage

A refractometer instantly reads gravity

Increase net harvest weight

Nutrient Pump, 30 ml For 2.5 Gallon Jugs german they are still viable forMake your bottles of nutrients and other liquid materials a lot more "handy" with our Hydrofarm nutrient pump. Just like the pumps you've used on body wash, soap, and other household essentials, this pump makes it simple to deliver just the amount you need. No more spills from trying to lift and pour heavy canistersjust screw this pump onto the lid of a one gallon container and pump away. It also works on some of our 2. 5 gallon nutrient containers;