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Valterra Blue Devil #1 OTO Chlorine Test Reagent 8 Oz | B7500
Valterra Blue Devil #1 OTO Chlorine Test Reagent 8 Oz | B7500
Valterra Blue Devil #1 OTO Chlorine Test Reagent 8 Oz | B7500
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Valterra Blue Devil #1 OTO Chlorine Test Reagent 8 Oz | B7500

Marsoni M251S
Sale price$12.99
Pay 4 payments of $3.25 a month.Shop Pay
Get it in 3 business days with 1 day shipping. Friday, May 29
Valterra Blue Devil #1 OTO Chlorine Test Reagent 8 Oz | B7500Monitor your pool's chlorine concentration with precision using Valterra's #1 OTO Reagent (B7500). This 8 ounce bottle contains a specialized testing liquid formulated for use alongside the Blue Devil Test Kit. The process is simple: introduce a few drops of the reagent into a collected water sample within the test kit, then observe the resulting color shift to determine your current chlorine level. Performing this test on a consistent basis allows
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Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
4.1 ★★★★★
Based on 285 reviews
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T
Verified Purchase
This is very very very small and honestly not worth the money ! I should have returned it but it but was not able to at the time!do not waste your money on this product!!!
Fort Morgan, US
★★★★★ 5
Color and quality
Color: Light Brown
Beautiful and wonderfully made just did not work with our color palette
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 6, 2026
C
Verified Purchase
Carlos Andrade
Waukegan, US
★★★★★ 5
Todo según lo esperado
Color: Dark Brown
Todo como lo esperado
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 28, 2026
J
Verified Purchase
James Turner
Bozeman, US
★★★★★ 5
Great for blue collar guys
Color: Dark Brown
Perfect size for dumping pockets, phone, knife and keys after work or when switching pants
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 3, 2026
G
Verified Purchase
GramRastaG
Los Angeles, US
★★★★★ 5
Nicely made
Color: Gray, Size: S
Great remote caddy, sturdy well made and look nice. I got two of them and they work perfectly
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 19, 2026
S
Verified Purchase
Susan D
Boise, US
★★★★★ 5
Perfect Organizer for Nightstand!
Color: Pink, Size: S
I’m using this as an organizer for my nightstand. I love it!! It holds my glasses, asthma inhalers, pens, chap stick, hand cream and room for more. I love the look and it’s a great little organizer!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 12, 2026

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