1. 1 Industrial Chemical Metering and Control Applications Industrial Plant Incoming Water Filtration, Chlorination, RO/DI Utilities Cooling Water, Boiler Water, Wash Water, Gas Scrubbing Process Container Disinfection, Container Filling, CIP, Wet Process Chemistry, Product Ingredient Metering (color, flavor, fragrance), Metal Finishing Outgoing Wastewater pH Control, Clarification, Filtration, Chlorination, Dechlorination ProMinent Fluid Controls

2. 2 Typical Potable Water Treatment Chemical Feed and Process Control PreOxidationFlocculationFiltration Potassium Permanganate, Chlorine Dioxide, Ozone Polymer, Alum Chlorination pH Adjust/ Corrosion Inhibition Fluoridation Softening Lime Rechlorination Hydrofluosilicic Acid Caustic PhosphateSodium Hypochlorite Water Distribution System Cl2 pH Cl2 cond Ammonia (pre-or post) ProMinent Fluid Controls Sodium Hypochlorite

3. 3 Typical Reverse Osmosis Chemical Feed and Process Control Pre- Filtration RO Membranes Chlorinate Sodium Hypo (1) Dechlorinate Sodium Bisulfite (2) pH Adjust Acid Concentrate CIP Loop Membrane Cleaner Permeate Antiscalant (1) Dechlorinate for TFC (polyamide) membranes (2) pH adjust for Cellulose Acetate membranes to pH 5.5 to 6.5 pHORP cond ProMinent Fluid Controls

4. 4 Product Ingredients PLC Batch Ingredient Metering and Container Filling ProMinent Fluid Controls

5. 5 Typical Cooling Water Chemical Feed and Process Control cond ORP Scale Inhibitor Corrosion Inhibitor Sodium Hypo FM Heat Exchanger ProMinent Fluid Controls Level Controlled Makeup

6. 6 Typical Boiler Water Chemical Feed and Process Control cond Sulfite or Oxygen Scavenger Alkalinity Booster & Polymer FM Boiler Steam Use Site Condensate Phosphate Scale Inhibitor Amines ProMinent Fluid Controls Deaerator / Feedwater Storage

7. 7 ORP Sodium Hydroxide Sodium Hypo Typical Odor Control Scrubber Chemical Feed and Process Control pH ProMinent Fluid Controls Odorous Air

8. 8 Flow Equalization, Sedimentation Aeration Clarification ChlorinationDechlorination Sodium Hypo Polymer, Ferric Chloride Sodium Hypochlorite Sodium Bisulfite Sludge Digestion Typical Wastewater Treatment Chemical Feed and Process Control Sludge Dewatering Odor Control Caustic ORP pH Cl2ORP Defoamer ProMinent Fluid Controls Polymer RAS