Boiler treatment capabilities SUEZ Water Technologies and Solutions driving reliability and efficiency in your steam-generating system

boiler treatment technologies high performance, environmentally sensitive boiler chemistry advanced, flexible boiler pre-treatment solutions 2 I SUEZ Boiler treatment capabilities_Jan2019_external integrated, real-time, demand-based monitoring and control solutions

SUEZ boiler treatment technologies WHAT SUEZ boiler treatment DOES? WHAT SUEZ boiler treatment IS? Enhance Operational Performance Lower Total Cost of Operation Higher Performing Value Integrated System Solution Increase Reliability Reduce Technical & EHS Risks 3 I SUEZ Boiler treatment capabilities_Jan2019_external Environment Sensitive

SUEZ advanced boiler chemistry Oxygen attack prevention  Catalyzed oxygen scavengers  Polyamine volatile filmer  Volatile passivating chemistry scale and deposition control  Solus* BTP dispersant – unmatched dispersion ability  OptiSperse* HTP dispersant – best-in-class iron transport dispersant for high pressure systems condensate corrosion protection  Polyamine volatile filmer – barrier technology ideal for applications in Power, Refining and general industry  Steamate* LSA – Low-Salt amine chemistry for refining 4 I SUEZ Boiler treatment capabiliti

advanced boiler treatment solutions pretreatment equipment  Reverse Osmosis – high purity ion removal  EDI – electrodeionization polishing  Mobile Services – emergency/short-term rental monitoring and control solutions  TrueSense* – continuous online monitoring of treatment actives  Pacesetter* Platinum – customizable control hardware for large and small systems with advanced algorithm capability online data management and support  InSight* – data management online platform for operator data entry and connected analyzer’s upload  InSight Support Center – 24/7 global monitoring of trends...

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unmatched cleanliness Solus AP technology represents the industry’s first breakthrough in dispersant chemistry in 20 years. Solus was developed and patented by SUEZ and carries FDA approval. Key performance benefits of Solus AP  Superior deposit control over a wide spectrum of contaminants  Reduced sludge accumulation  Feedwater upset recovery  Ease of application and control What Solus AP means to our customers AFTER 7 I SUEZ Boiler treatment capabilities_Jan2019_external  Cleaner boilers  Higher cycles of concentration  Lower fuel and water consumption  Safe and easy to use  Compatible...

HTP – High Temperature Polymer Developed and patented by SUEZ over 20 years ago, OptiSperse HTP remains the “gold standard” for iron dispersion in high pressure boilers. With HTP Standard Polymer Key performance benefits of OptiSperse HTP  Best-in-class iron dispersant for boilers above 900 psig  Utilized in boilers up to 1800 psig  Reduced risk of deposition, long term overheating and underdeposit corrosion What HTP means to our customers  Reliability, efficiency and cost reduction  Extended period between boiler turnarounds  Cleaner boilers (no acid cleaning!)  Compatible with phosphate/pH...

the nuclear industry’s only dispersant The nuclear power industry has the most stringent quality criteria when it comes to boiler water. OptiSperse PWR was developed in partnership with key actors of the industry to ensure all quality and performance parameters were met. Key performance benefits of OptiSperse PWR  The only nuclear plant-approved boiler dispersant  Manufactured using ultra high purity ingredients  Reduced risk of deposition What PWR means to our customers  Cleaner heat exchange surfaces  Increased efficiency  Higher production output  Reduced boiler cleanings 9 I SUEZ Boiler...

volatile film forming technology Polyamine is a unique filming agent that carries from the boiler into the steam, and adsorbs on metal surfaces to form a hydrophobic barrier, keeping corrosion cells from forming. Key performance benefits of Polyamine  Volatilizes readily, unlike traditional filmers  Is blended with neutralizing amines, for combined protection  Continuous protection against oxygen and carbonic acid attack in the feedwater and condensate systems  Provides long-lasting, system-wide downtime protection What Polyamine means to our customers 11 I SUEZ Boiler treatment capabilities_Jan2019_external...

low-salt amines for the refining industry An integrated solution between refinery process and water treatment. Polyamine filmer and lower salting neutralizing amine provide optimal corrosion protection to the steam system and hydrocarbon systems. Key performance benefits of Steamate LSA  Polyamine volatile filming agent reduces amine dose required to maintain corrosion protection  Optimized amines to minimize fouling/corrosion in crude tower in the presence of chlorides  Product blends developed and applied using proprietary software models What LSA means to our customers  Ability to operate...

organic food approved condensate treatment Steamate FM1007 is a unique patented product that is Organic Materials Review Institute (OMRI) Listed and is approved for steam treatment when it comes in contact for organic food process. Key performance benefits of Steamate FM1007  Filming technology approved by OMRI for organic food contact  Allows condensate system protection when other treatment technologies are not acceptable due to regulatory reasons What FM1007 means to our customers  Minimizing leaks, failures and downtime of the steam and condensate system  Conservation of water, energy...

GRAS approved products generally recognized as safe chemistry Customers in the Food & Beverage as well as Ethanol industries may require GRAS approved products if their steam contact animal feed manufacturing processes. Key performance benefits of GRAS approved products  Chemistry that is proven to be safe through historical and scientific evidence for steam contacting animal feed process  Proven boiler technology for asset protection What GRAS means to our customers  Compliance with FDA FSMA (Food Safety Modernization Act)  Optimized heat transfer, reducing fuel and water associated expenses...