Forum: DPD-FAS based testing

I have a 30,000 to 35,000 gallon inground vinyl pool. My test kit just arrived and these are my first readings. Not being too good on pool chemistry,...

I'm in the process of balancing my water in prep for install of an SWG (Mineral Springs). 30000 IG plaster pool Yesterdays results with Ben's...

Here's my results........ FC 4 CC 2 TC 5 PH 7.2 Alk 60 Cal 50 Cya 80

This kit rocks! FC = 4.5 CC = 0.5 TC = 5.0 pH = 7.5 AL = 160 CA = 140 CYA = 40~50

Anyone have similar problems? I lost half of the refill bottle from the separate/bonus pack. Just trying to get a FYI out there to Ben, but never...

I've received Ben's kit and am having fun testing! After a ton of rain I'm smelling CC so decided to test. In the FAS/DPD test I tested to...

Greetings, My 1st thread here! FC: 1.5 CC: .5 TC: 2 pH: 7.5 Alk: 160 Cal: 160 Cya: under 20 Temp: 83 F

Here are first test results... FC = 1 CC = 0 TC = 1 pH = 7.6

Test Kit Serial #6382 Test Kit Results for the PS234 FC -- Two drops = 1 CC -- one drop = -1 TC -- Clear Ph -- 6.8 Alk -- 70 Cal -- 130 CYA...

We have a small 14 x 28 in-ground vinyl liner pool that we had installed last year. I haven't had any problems keeping the water clean and clear,...

I've got a 25k gallon, plaster pool in So. Cal. Here's my results: FC: 7 CC: 0 ph: 7.6 Alk: 125 Cal: 260 CYA: 25 Temp: 82

2-wk-old pool and first-time pool owner has ?s about chlorine levels and calcium. Very first test results posted over a week ago in general testing...

Hello all, Let me start by saying this site is a wonderful resource, loaded with great information. Some back ground info: we are completing a...

Hello, Just received my kit, Thank You! I've been having issues with my plaster being rough with calcium. I have an IG, 40 x 18 free form, 3' to 6'...

HI to all, I got my new kit and love it - everything is organized so well. I don't have a book that tells me what the results mean - or maybe...

Hope it's OK to post more than one question at a time. If not, please go easy on me :) I just got my test kit on 6/19 and finally had a chance to...

Hello, Here are my results- FC: 24 CC: 0 TC: 24 pH: 7.2 Alk: 110 Cal: 300 Cya: 65

my PS234 reports salt at 2200ppm (11 drops). That sounds *very* low. AutoPiiot reports 2900 Leslie's reports 3000 (strip) I've tested it 3...

Greetings! I received my test kit this morning, and here are my results- FC-4 CC-0 TC-4 pH-7.3 Alk-110 Cal-30 CYA-30 Temp- 84

Vinyl liner, 20,000 gallons. FC 16, CC 1, TC 5, PH 7.5, Alk 160, Cal 250, Cya 110 Suggestions and opinions appreciated. Jim

Got 234 w/ salt thursday. Salt tested 2800-3000 that evening. Put 40 lbs of salt in. Pulled sample from same place in pool, same approx....

Does anyone know if the Taylor R-0014 phenol red that comes with the PS234 kit contains a chlorine neutralizer? The reason I ask is that I'm getting...

This is off of my 3rd test with the kit. Any inputs? FC = 5.5 CC = 0 TC = 5.5 PH = 7.4 TA = 130 Had lowered PH to get this down. Was at 180...

Just got my new 234 kit! I love new, everything's so clean, no DPD residue on everything! So, I was trying to decide what 'old' reagents to keep...

Here are my latest results. Lowered my Alk and have been running my pump like a champ! FC - 3.0 CC - 0 TC - 3.0 ph - 7.5 Alk - 140 Cal - 20...

I simply wanted to take a minute and write THANKS to this site for the excellent advice and helps given in my situation. I had used Tri-Chlor...

First of all, thanks Ben for this educational site. We've had our pool three years and thanks to your test results, it's been easy to keep up with. ...

Got the complete kit yesterday, with salt water. Here are the results: TC 1 FC 1 Ph 7.4 Alk 80 Cal 480 CYA 0 Salt 2800-3000 (Did I miss...

using PS233 I get a PH of 7.5-7.6 but Henna PHep4 shows a ph of 8.I had just did a two point calibration on the meter. Is there a reason for the...

FC - 1.5 CC - 0 TC - 1.5 PH - 7.5 ALK - 70 CAL - 290 CYA - 39 Salt - 6000