Forum: DPD-FAS based testing

Good Evening all (good morning and good afternoon to anyone in other parts of the world). Wanted to get your recommendation on a couple of things:...

IG Vinyl 25,000 Gal pool New filter last year. New heater last year Water got a little away from me: Ph too high (8+), and some vague green...

How often do you test your pool water? I test chlorine 1-2 times a week and PH/TA once every other week. Just curious what others out there...

In the spring of 2006 I purchased a PS234S testkit (serial # 6616) and was extremely pleased with the accuracy and ease of use. This year however, I...

After opening to a very green pool. Added about 10 gals 12.5 % liquid pool clear from FF. I have a fairly clear pool. Some brown stuff all over...

Has anyone had any problems with the calcium hardness test (Taylor K-2006) after shocking with non-chlorine (potassium monopersulfate) product? Per...

2 questions for a 25000 gal, in ground, vinyl lined pool: 1) Ph is above 15, how do I reduce? Why is my ph above 15 you ask? We had to replace...

here are my results: Ph 7.2 FC 1 CC .5 TC 1.5 Alk 60 Cal 230 CYA 40 last year I recorded this as my goals on the last column of the test...

Hello everyone. It has been a long time since I posted, but I've enjoyed and benefitted from this forum for years. I own both a "new last year"...

Here are my results: Ph 7.2 TA 80 FC 14.5 CC 0.5 CYA around 80 I use bleach to shock and tri-chlor as my usual chlorine...still trying...

I have to say I am completely happy with all of the great advice I received from everyone last year!This is our first opening and my numbers are as...

I have a PS233 kit, and I like the label on the outside of the box, but mine's wearing a bit. I'd like to print a new one, laminate it and use a...

Using Ben's kit here are my results: Ph 7.5 FC 2.5 CC 0 Alk 90 Cal 130 CYA 0 (pool store said I had 70--but I have tested and retested) Salt...

Hello, Everyone. I opened the pool (50,000 gallon, concrete pool) on Thursday afternoon. We really dosed it with bleach on Thu and Fri. and the...

My Taylor K-2006 came today and here are my results. Some suggestions would be greatly appreciated. The water is fairly clear/slightly cloudy. The...

I have the PS234S - upgraded form the 233. I just did the salt test last night and it says I have 4000ppm Salt. I did it a second time (same water...

Does anyone have/use a speadsheet to track water chemistry? I guess I could make one, but if somebody has a good one that they are willing to...

My old PS233 test kit's label is quite worn and wrinkly. Any ideas on where to get the label printed so it can be erased without removing the ink...

OK, so really it is my second full test, but I thought the 51 degree H2O might have affected things. Here are my numbers: FC 1 CC 0 TC .5 pH 7.6...

Instructions for PS234 test kit >CHLORINE DROP-COUNT (FAS/DPD TEST (record as ‘FC’ and/or ‘CC’ above) 1. Rinse and fill clear chlorine test...

Back in September I aerated and successfully lowered my TA to 80 in response to some useful guidance in this forum. I still test weekly, and am now...

I've had my pool since late July and with the information I've learned here and Ben's test kit, I've been able to keep my pool in beautiful shape...

Hi folks, It's the first truly chilly (<40 deg.) week here in NoCal and here are my results: FC 4.0 CC 0 TC 4.0 PH 7.8 ALK 110 Cal 260

Hi again folks, I'm enjoying my PS234, but had to refill the "CYA #1" solution. Ordered and received some Taylor R-0013 Cyanuric Acid Reagent....

Hi folks, It has been relatively easy pool summer and as the weather cools, I am running into an issue I did not expect. My pool is...

No, not from the vaunted but still unseen test kit, but from the PB who re-plastered. TDS 223 CYA 39 Alk 100 Ca 212 pH 7.5 Cl 1.0...

Looking for confirmation that my pool is headed in the right direction. It is a 20,000 gallon inground gunite pool (hydrazzo finish). SWG is not...

Pool is finally done. It has been several years since I had to maintain a pool and I feel like I need to "re-learn" all over again. Can anyone help...

Hello Again, As the summer transitions to fall and the weather cools, I have gone about 10days between tests. There has been no swimming load in...