Hanna Alkalinity Checker gets video treatment

[youtube width=”640″ height=”505″]http://www.youtube.com/watch?v=VypQ_vPvVQg[/youtube] Ever wonder how exactly the Hanna Alkalinity Checker works? The folks at Hanna have┬áreleased a simple video tutorial putting the handy little product through a test. The Checker line is an affordable way to get a digital,…

Hanna introduces affordable ultra low range phosphate checker

Hanna Instruments added another great product to its small and simple “Checker” line of products with its Phosphorus Ultra Low Range Checker. The new model, HI 736, is similar to the previously released HI 713 Phoshate Checker except taking the…

Hanna Phosphate Checker Review: notable compromises still worth the resolution and portability

The Hanna phosphate checker is a green, egg-shaped hand-held colorimeter for portable testing of phosphate concentration with digital precision. If you’re like us, you’ve probably been wondering how Hanna could make such a small and affordable little colorimeter that could…