non stabilized chlorine tablets
Worth a lookShows demand growing +312.8% this quarter, but a deep review moat (5,908 avg reviews) keeps it on the watch list.
Growth
Incredible+312.8%90-day search growth — must beat 0% to launch
Returns
Incredible0.1%return rate — above 5% kills the launch gate
Avg price
Good$112.04avg listing price — sweet spot $15–$100
Quality gap
Okay4.5★avg incumbent rating — lower means beatable quality
Competition
Okay59%top-5 click share — leaders hold, buyers still browse
Market size
Okay$206K$206K/yr · 66K searches
Conversion
Okay2.8%search→purchase rate — share of searches ending in a sale
Brand share
Okay87%top-5 brand share — brands hold most of the demand
Price range
Okay$33.78–$248.72cheapest to priciest tracked listing — scored on the share inside $15–$100
Review moat
Bad5,908.4avg incumbent reviews — the moat a new listing must climb
According to Flapen's Amazon United States niche tracking, non stabilized chlorine tablets is a $206K/yr Amazon United States market (66K searches/yr). The top 5 brands hold 87% of demand. Demand peaks in May–Jun–Jul–Aug. Verdict: Worth a look — 55/100.
Data updated Jul 24, 2026 · scored weekly · How we score niches
non stabilized chlorine tablets market data
- Units sold / yr
- 2K–3K
- avg 0–100/product
- Revenue / yr
- $224K–$280K
- units × avg price
- Conversion rate
- 2.8%
- Avg BSR
- #182
- Page quality
- 0%
- Prime
- 45%
- Sponsored
- 100%
- Out of stock
- 1.8%
- Avg brand age
- 66 months
- Avg seller age
- 151 days
Competition & brand share
The top 5 products take 59% of clicks — established leaders, but buyers still shop beyond them.Brands
11 falling
Sellers
73
Top-5 brand share
87%
Top 20: 100%
Top-5 click share
59%
Top 20: 100%
Open market
10%
- POOLIFE51%
- TABIT14%
- Pool Essentials10%
- HTH6%
- Advantis Technologies5%
- CLOROX Pool&Spa3%
- Open — no brand owns it (5 brands, 10%)
Demand & seasonality
Weekly Amazon search volume, last 104 weeks — +312.8% search growth over the last 90 days.Peak months: May, Jun, Jul, Aug · busiest ÷ quietest = 11.8×
Top non stabilized chlorine tablets search terms
- cal hypo chlorine tablets10K/yr
- unstabilized chlorine tablets11K/yr
- calcium hypochlorite tablets12K/yr
- non stabilized pool chlorine tablets5K/yr
- pool life chlorine tablets 3 inch4K/yr
- cal hypo tablets4K/yr
- poolife nst prime tablets3K/yr
- non-stabilized chlorine tablets3K/yr
- chlorine tablets without stabilizer3K/yr
- non stabilized chlorine tablets 3 inch2K/yr
Top non stabilized chlorine tablets products on Amazon
Each bubble is one product — market share against review moat; bubble size tracks estimated sales, color grades how beatable the incumbent looks.
All 20 tracked products in this niche — three views at once, no toggling.
Top sellers
by 90-day click share
Poolife NST Tablets for Pool Sanitation Clear Water & Prevent CYA Buildup - Slow-Dissolving Calcium Hypochlorate - Pool Chlorine Tablets Work with NST Feeder Floater & Skimmer - 20.2 lb
POOLIFE$153.564.4★315 rev
Poolife NST Prime Cal Hypo Tablets 9LB
POOLIFE$81.774.4★38 rev
Chlorine Tablets 3 inch 25 Pounds TABIT Swimming Pool Long Lasting Chlorinating Tablets Slow Dissolving Tri-Chlor for Swim Pool Hot Tubs Spa
TABIT$84.884.6★874 rev
Pool Essentials 99% Chlorinating Tablets
Pool Essentials$137.374.4★136 rev
CCH Calcium Hypochlorite 2-5/8 in. Tablets 50 lbs. 23220
Advantis Technologies$248.724.1★67 rev
Newest
by launch datePool Essentials 99% Chlorinating Tablets
Pool Essentials$137.37136 rev
Pool Essentials Chlorinating Tablets
Pool Essentials$49.02188 rev
Chlorine Tablets 3 inch 25 Pounds TABIT Swimming Pool Long Lasting Chlorinating Tablets Slow Dissolving Tri-Chlor for Swim Pool Hot Tubs Spa
TABIT$84.88874 rev
Chlorine Tablets 3 inch 40 Pounds TABIT Swimming Pool Long Lasting Chlorinating Tablets Slow Dissolving Tri-Chlor for Swim Pool Hot Tubs Spa
TABIT$126.30874 rev
Pool Shark Swimming Pool Chlorine Tablets - 3-Inch Chlorine Tablets - Slow-Dissolving 90% Active Chlorine Tabs - Pool Chemicals for Inground Pools Above Ground Pools Saltwater Spa Hot Tub (50 lbs)
POOL SHARK$161.90606 rev
Trending
90-day click momentumPool Essentials 99% Chlorinating Tablets
Pool Essentials$137.374.4★
Pool Essentials Chlorinating Tablets
Pool Essentials$49.024.5★
HTH 42052W Pool Care 3 Chlorine Tabs Advanced Individually Wrapped Tablets - Swimming Pool Sanitizer with Clarifier & Algaecide Destroys Bacteria & Algae Delivers Clear Water All Season 5 lbs
HTH$38.394.7★
Clorox Pool&Spa XTRABLUE 3 Chlorinating Tablets Individually Wrapped Kills Bacteria & Stops Algae (35 LB)
CLOROX Pool&Spa$145.984.5★
Poolife NST Prime Cal Hypo Tablets 9LB
POOLIFE$81.774.4★
What buyers say about non stabilized chlorine tablets
What buyers praise and complain about, mined from review topics.What buyers love
“Fair price”
“Good quality, came on time”
“As advertised”
“Easy to use”
“The bucket is waterproof”
“Sparkly clean”
“It's very durable for storage”
“Keeps My Pool Crystal Clear All Season”
“Perfect size for storage”
“Extra care on product safety”
What buyers complain about
“Far to expensive”
“I could tell by the look of the box that it was not going to be good”
“Not very effective”
“Container is impossible to open”
“Toxic fumes coming from the shipping box due to pucks not being wrapped inside the container”
“They sure smelled strong”
“My pool is also very large”
“it is Too strong for my internal commode seals but”
“The peel-off long strip of instructions is mostly warning about how dangerous”
“So, it was my fault I was getting catalogs”
Top return reasons
Common questions
- Is non stabilized chlorine tablets profitable to sell on Amazon United States?
- The niche generates $206K/yr across 20 tracked products. 2 of 2 products launched in the last 360 days are still selling. 90-day search growth is +312.8%. Flapen's verdict: Worth a look (55/100).
- How competitive is the non stabilized chlorine tablets niche?
- 11 brands and 73 sellers compete. The top 5 products take 59% of clicks and top 5 brands hold 87% of demand.
- What do buyers complain about in non stabilized chlorine tablets?
- Top complaints mined from reviews: Value For Money, Quality-Overall, Functionality-Overall. The return rate is 0.1%.
- When does demand for non stabilized chlorine tablets peak?
- Demand peaks in May–Jun–Jul–Aug; the busiest month runs 11.8× the quietest.
- What does it cost to enter the non stabilized chlorine tablets niche?
- Listings span $33.78–$248.72; the average listing price is $112.04 (sweet spot $15–$100). The average incumbent carries 5,908 reviews — the moat a new listing must climb.