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Old 12-31-2007, 10:27 AM   #3 (permalink)
Matt Rogers
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Quote:
Originally Posted by sssnake View Post
..to show how much volume of water (and at what salinity) is needed to raise the salinity level of your tank so as to avoid the "trial and error" method?

Example:
120g tank needs 10g to raise the SG from 1.022 to 1.024

This is what I have found...

system volume: 125 gallons
sg: 1.025

desired sg: 1.023
water change (volume of new water: 50 gallons)


How to calculate sg of new water:

(50 x S) + (75 x 1.025) = 125 x 1.023

=> S = ((125 x 1.023) - (75 x 1.025))/50

= 1.020


http://www.fizzwizz.net/salcalc.xls



Also of interest:


CNYKOI - Salinity calculator

SaltyZoo's Evaporation effects on salinity calculator

Aquaculture Species Salinity Calculator for Western Australia











Quote:
Originally Posted by reef_guru View Post
good luck
Does this help?


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