Below are two methods to solve for the Langelier Saturation Index. Method 1 automatically calculates the various factors (temperature, hardness and alkalinity). For method 2, the user will need to manually look up the values from the table and place the values into the calculator.

Solving for Langelier Saturation Index.

Solving for Langelier Saturation Index.

Water Temperature (°F) |
Temperature Factor (TF) |
CaCO_{3} PPM |
Calcium Hardness (CF) |
Total Alkalinity PPM CaCO_{3} |
Alkalinity Factor (AF) |

32 |
0.0 |
5 |
0.3 |
2 |
0.7 |

37 |
0.1 |
25 |
1.0 |
25 |
1.4 |

46 |
0.2 |
50 |
1.3 |
50 |
1.7 |

53 |
0.3 |
75 |
1.5 |
75 |
1.9 |

60 |
0.4 |
100 |
1.6 |
100 |
2.0 |

66 |
0.5 |
150 |
1.8 |
150 |
2.2 |

76 |
0.6 |
200 |
1.9 |
200 |
2.3 |

84 |
0.7 |
300 |
2.1 |
300 |
2.5 |

94 |
0.8 |
400 |
2.1 |
400 |
2.6 |

105 |
0.9 |
800 |
2.5 |
800 |
2.9 |

128 |
1.0 |
1000 |
2.6 |
1000 |
3.0 |

Langelier Saturation Index (SI) |
Condition |

-0.5 < SI <0.5 |
balanced |

> 0.5 |
scale forming over saturated |

< 0.5 |
corrosive under saturated |

Inputs:

Conversions:

pH = 0 = 0 |

temperature factor (TF) = 0 = 0 |

calcium hardness factor (CF) = 0 = 0 |

alkalinity factor (AF) = 0 = 0 |

Solution:

Langelier Saturation Index (SI) = NOT CALCULATED |

Select an equation to solve for a different unknown

Langelier Saturation Index | |

pH (test kit) | |

temperature factor | |

calcium hardness factor | |

alkalinity factor |

turnover rate or time | |

pool volume or size | |

pump flow rate |

References - Books:

Haan, William D. and Johanningsmeier, Julie S. Swimming Pool Pest Management: A Training Manual for Commercial Pesticide Applicators and Swimming Pool Operators. Kent County Health Department and Michigan State University. Unknown date.

Infant Growth Charts - Baby Percentiles
Percent Off - Sale Discount Calculator
Mortgage Calculator - Extra Payments
Salary Hourly Pay Converter - Jobs
Paycheck Calculator - Overtime Rate
Pay Raise Increase Calculator
Stock Options Calculator
Temperature Converter
Engine Motor Horsepower Calculator
Dog Age Calculator
Subwoofer Box Calculator
Linear Interpolation Calculator
Pump Calculator - Water Hydraulics
Projectile Motion Calculator
Present Worth Calculator - Finance
Density Calculator
Triangle Calculator
Constant Acceleration Motion Physics
Ideal Gas Law Calculator
Interest Equations Calculator
Tire Size Comparison Calculator
Earned Value Project Management
Circle Equations Calculator
Kinetic Energy Equations Calculator
Mortgage Loan Calculator - Finance
Statistics Equations Formulas

Home: Popular
Index 1
Index 2
Index 3
Index 4
Infant Chart
Math Geometry
Physics Force
Fluid Mechanics
Finance
Loan Calculator
Nursing Math

Web Apps, Rich Internet Application, Technical Tools, Specifications, How to Guides, Training, Applications, Examples, Tutorials, Reviews, Answers, Test Review Resources, Analysis, Homework Solutions, Help, Data and Information for Engineers, Technicians, Teachers, Tutors, Researchers, K-12 Education, College and High School Students, Science Fair Projects and Scientists

Contact: aj@ajdesigner.com

Privacy Policy, Disclaimer and Terms

Copyright 2002-2015