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Chlorine as a Sanitizer

Properties of Various Types of Chlorine

Chlorine as a Sanitizer

Chlorine is by far the most popular form of sanitizer for swimming pools    it comes in a wide variety of types. Each type has unique characteristics and uses.

Knowing the properties of the chlorine you use, will be a tremendous benefit in maintaining your pool. The percentage of chlorine, will determine how much needs to be added as a shock or disinfectant. The pH of the chlorine will how much alkalinity is needed to maintain the pH in a proper range.

Product
Form
Percent
Chlorine
PH
Uses
Dangers
 TriClor
Tablets,Sticks, Granular
90%
2.8-2.9
Disinfection, shocking
Do not Touch or inhale fumes
Dichlor
Granular
56-62%
6.8-7.0
Disinfection, shocking,
Do not touch or inhale fumes
Calcium Hypochlorite
Granular, Tablets
65-75%
8.4-11.8
Disinfection, shocking, cleaning
Do not touch or inhale fumes
Sodium Hypochlorite
Liquid Bleach
10-15%
13
Disinfection, Shocking, Cleaning
Corrosive do not touch
Sodium Hypochlorite
House Hold Bleach
5-7%
13
Disinfection, Shocking, Cleaning
Corrosive do not touch
Lithium Hypochlorite
Granular
35%
10.7
Disinfection, shocking  
Gas Chlorine
Gas (liquefied)
100%
0-1
Disinfection, Shocking
Extremely Hazardous

Links to Other Water Chemistry Topics

Calcium Deposits

Chlorine Products

Glossary of Chemical Terms

Potassium Monopersulfate

Saturation Index

Spa Disinfectants

Water Testing