Re: PS234 Kit Salt Option/No Instructions
This *might* help, but is no substitute for true instructions.
I also ordered a PS234S kit (as an upgrade from my wonderful PS233) in early May but haven't received it yet. Since I am installing my SWG (it's a PoolPilot) this weekend, I want to have the pool ready with 3000 ppm of salt beforehand. I added 120 lbs of salt to my 20x40 pool yesterday, and I picked up a Taylor salt drop test kit from Leslie's earlier today for $21. I was able to easily establish that I was at 1200 ppm, so I added more salt tonight.
The Taylor kit is probably similar to the PS234S, but I have no idea of knowing for sure. The Taylor kit includes R-0630 for the Chromate Indicator and R-0718 for the Silver Nitrate reagent.
Ths instructions to measure for 1 drop = 200 ppm Sodium Chloride (which is the same ratio Ben mentions in the PS234 intro page ) are (in summary)
1) fill sample tube to 10mL mark
2) add 1 drop R-0630 and swirl. Sample should turn yellow.
3) Add R-0718 1 drop at a time, swirling and counting after each drop, until color changes from yellow to red. It says to always hold bottle in a vertical position. It also says not to add enough R-0718 to give a brown color - the first change from yellow to red is the endpoint
4) Multiply drops of R-0718 by 200, and that is your salt level in ppm.
Once again, these are the Taylor instructions, and NOT Ben's instructions. I would not recommend using these instructions in Ben's kit unless the Taylor reagents are identical.
Last edited by bbb; 05-23-2006 at 10:59 PM.
bbb = bleach, borax, & baking soda
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