PWQA Recap

SWRO elements

DuPont Water Solutions introduces a fouling-resistant SWRO element, FILMTEC™ SW30XFR-400/34, which hosts state-of-the-art features that mitigate the biofouling issue, including fouling-resistance, durable membrane chemistry and low-pressure drop design. Compared to standard SW30HRLE-400, the new element […]

Floating baffles

Environetics Inc.’s Director™ I floating baffles significantly improve wastewater treatment lagoon efficiency. Enhanced hydraulic flow patterns increase effective treatment area from less than 20 to over 95 percent of the lagoon. Extending treatment time significantly […]

Chlorine generation technology

De Nora’s CECHLO® on-site chlorine generation technology follows the typical chlorine generation process in a scaled-down system. It uses world-proven ion exchange membrane electrolysis technology to generate chlorine or/and sodium hypochlorite on-site at a high […]

Transmitters

Endress+Hauser introduces its iTEMP TMT71 and TMT72 single-channel transmitters with user-friendly operation concept, wireless communication via Bluetooth, in conjunction with highly accurate and reliable measurements. The technology offers significant improvements in process efficiency, plant availability […]

Membrane elements

LANXESS introduces its HP (high performance) RO membranes: Lewabrane® RO B400 HP and Lewabrane RO B440 HP. These elements include enhanced brackish-water processing capabilities to serve applications in which high rejection and energy efficiency are […]

Flowmeters

KROHNE, Inc.’s H250 M40 variable-area flowmeter, now available with extensive options for low-flow measurement. The flowmeter’s existing DK32, DK34 and DK37/M8M purge meters are now rated as SIL2-compliant. The H250 M40 low-flow option features an […]

Foot/filtering valve

Smart Products USA offers the Model #315 foot/filtering end-fitting option, a part of the Series 300 modular check valves. It features an internal cartridge valve combined with a variety of barbed, NPT or other outlet […]

How Do I Know If My Water Is Safe? Interpreting Data Resourc...

By Kelly A. Reynolds, MSPH, PhD Recent events and media headlines seem to indicate that tap water quality in the United States is worsening. Reports of widespread lead contamination, Legionella outbreaks and emerging contaminants such […]

LED UV Systems and NSF/ANSI 55 Update

By Rick Andrew In May, this column discussed the fact that historically, NSF/ANSI 55 was limited in scope to POU and POE UV systems using low-pressure mercury UV sources. It described progress regarding updating that […]