General Water Treatment Technical Literature
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The information on this page courtesy of Nalco Chemical Company.
General
Water Chemistry
Ryznar Index: This document outlines the
need for and the development of an index that would better predict the
scale forming tendencies of industrial water systems. (R-020.pdf
- 85kb)
Basic water chemistry: Alkalinity relationships
are the basis for many water chemistry problems and solutions. This
document discusses those relationships and includes diagrams for the
user’s reference. (Tf-084.pdf
- 65kb)
Chemical Softening of Water: A brief technical
discussion of the chemical reactions and parameters for chemical softening
(lime softening) of water. (Tf-016.pdf
- 88kb)
Cooling
Water
Pitting Corrosion due to Deposits In Cooling
Water Systems: This document discusses in technical detail the causes,
effects and possible solutions to corrosion induced by deposits in cooling
water systems. (R-455.pdf
- 142kb)
A Metallurgist’s view of Corrosion due to Deposits
in Cooling Water Systems: This document discusses in technical detail
the most common types of corrosion induced by deposits in cooling water
systems. Documented cases with photos and photomicrographs are included
in the document. (R-482.pdf
- 603kb)
Questions and Answers Concerning Control of Microbiological
Activity in Cooling Water. A discussion of microbiological induced
problems and control options available. (B-240.pdf
- 115kb)
Questions and Answers Concerning Legionnaires
Disease. This document is a brief review of the answers to the most
common questions concerning Legionnaires disease. (B-297.pdf
- 38kb)
Questions and Answers concerning the use of Ozone
in Cooling Water systems. This document is a review of the answers
to many of the common questions regarding the use of ozone in a cooling
water system treatment program. (B-306.pdf
- 53kb)
Application of Ozone in Cooling Water Systems:
This document is a detailed technical discussion of the application
of ozone and its effects in cooling water systems. Several case histories
are discussed. (R-567.pdf
- 197kb)
Chlorination of Cooling Water Systems: This
document discusses the types of chlorine compounds used and their various
chemical reactions. Chlorine test methods are also reviewed to aid the
reader. (Tf-132.pdf
- 57kb)
Boiler Water
Treatment
Silica Carryover: This document is a technical
discussion reviewing selective silica carryover from steam boilers causing
turbine deposits. Several graphs are included as reference material.
(Tf-005.pdf - 68kb)
Questions and Answers Concerning Oxygen Scavengers
for boiler water treatment. (B-116.pdf
- 161kb)
Questions and Answers Concerning Steam Condensate.
A comprehensive review of chemical treatment and system control for
improved reliability reduced maintenance and improved efficiency. (B-139.pdf
- 74kb)
A Discussion of Steam Condensate Systems.
A comprehensive technical review of troubleshooting and optimizing control
for improved reliability reduced maintenance and improved efficiency
of the total boiler/steam cycle. (R-593.pdf
- 193kb)
Questions and Answers Concerning Phosphate Hideout
in steam boilers. A review of the causes, related problems and remedies
for phosphate hideout in industrial steam boilers. (B-268.pdf
- 82kb)
Boiler Lay-Up Procedures: This document
briefly discusses methods of water-tube boiler lay-up procedures. (Tf-023.pdf
- 74kb)
Ion Exchange
Ion Exchange Process: This document discusses
the technical details of how the ion exchange process works. There is
review of the system configurations as well as resin types (diagrams
included). (Tf-024.pdf
- 95kb)
Effect of Oxidants on Ion Exchange materials:
This document outlines the effect of chemical oxidants (such as chlorine)
on the performance of ion exchange materials. (R-111.pdf
- 67kb)
Specifications
NALQIULL Chemical Injectors: This document
is brief review of the different chemical injectors available including
metallurgy, dimension and diagrams. (Spec
253.pdf - 157kb)
NALQIULL Retractable Chemical Injectors:
This document is brief review of the different retractable chemical
injectors available including metallurgy, dimension and diagrams. (Spec
268.pdf - 123kb)
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