Easiest way of measuring free and total chlorine in water!
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How to choose the correct chemical injection pump!
Chemical injection pumps are used in a variety of applications in all kind of industries and markets. There are many manufacturers and vendors. Unfortunately, their product description is a laundry list of features and specifications that make no sense to somebody who is not constantly working with their products. Chemical injection pumps are not uber complicated, and their operating principles have been the same for many decades. Why a casual user should have to make multiple phone calls and emails to decide which pump to purchase?
Free Chlorine and DPD test!
The free chlorine DPD method immediately measures free chlorine residual—hypochlorous acid (HOCl) and hypochlorite ion (OCl– )—in water samples. If only combined chloramine— monochloramine (NH2 Cl)—is present, interference will occur and increase within seconds to minutes when free DPD reagents are used.
