Is sodium hypochlorite profitable to sell on Amazon United Kingdom?

The niche generates £712K/yr across 16 tracked products. 1 of 2 products launched in the last 360 days are still selling. 90-day search growth is -22.4%. Flapen's verdict: Worth a look (53/100).

How competitive is the sodium hypochlorite niche?

9 brands and 11 sellers compete. The top 5 products take 71% of clicks and top 5 brands hold 88% of demand.

What do buyers complain about in sodium hypochlorite?

Top complaints mined from reviews: Functionality-Overall, Stain Resistance, Ease Of Cleaning. The return rate is 0.0%.

When does demand for sodium hypochlorite peak?

Demand peaks in Mar–Apr–May; the busiest month runs 9.6× the quietest.

What does it cost to enter the sodium hypochlorite niche?

Listings span £7.83–£32.33; the average listing price is £19.55 (sweet spot $15–$100). The average incumbent carries 795 reviews — the moat a new listing must climb.

sodium hypochlorite

Worth a look

Shows low returns (0.0%), but soft demand (-22.4% this quarter) keeps it on the watch list.

Returns

Incredible0.0%

return rate — above 5% kills the launch gate

Avg price

Great£19.55

avg listing price — sweet spot $15–$100

Conversion

Great7.8%

search→purchase rate — share of searches ending in a sale

Price range

Good£7.83–£32.33

cheapest to priciest tracked listing — scored on the share inside $15–$100

Market size

Good£712K

£712K/yr · 465K searches

Review moat

Good795.13

avg incumbent reviews — the moat a new listing must climb

Quality gap

Good4.4★

avg incumbent rating — lower means beatable quality

Brand share

Okay88%

top-5 brand share — brands hold most of the demand

Competition

Bad71%

top-5 click share — a locked-up shelf

Growth

Bad-22.4%

90-day search growth — must beat 0% to launch

According to Flapen's Amazon United Kingdom niche tracking, sodium hypochlorite is a £712K/yr Amazon United Kingdom market (465K searches/yr). The top 5 brands hold 88% of demand. Demand peaks in Mar–Apr–May. Verdict: Worth a look — 53/100.

Data updated Jul 24, 2026 · scored weekly · How we score niches

sodium hypochlorite market data

Units sold / yr: 30K–40K; avg 1,500–2,000/product
Revenue / yr: £587K–£782K; units × avg price
Conversion rate: 7.8%
Avg BSR: #87
Page quality: 0%
Prime: 19%
Sponsored: 81%
Out of stock: 2.5%
Avg brand age: 63 months
Avg seller age: 181 days

Competition & brand share

The top 5 products capture 71% of clicks — a locked-up shelf that new listings rarely crack.

Brands

9 flat

Sellers

Top-5 brand share

88%

Top 20: 100%

Top-5 click share

71%

Top 20: 100%

Open market

Liquipak46%
Chemical Trade Store18%
Jennychem Industrial Chemicals9%
Custom Chemical Supplies9%
Chemiphase6%
PatioXpert4%
Open — no brand owns it (3 brands, 8%)

Demand & seasonality

Weekly Amazon search volume, last 104 weeks — -22.4% search growth over the last 90 days.

Peak months: Mar, Apr, May · busiest ÷ quietest = 9.6×

Open Trend

Top sodium hypochlorite search terms

sodium hypochlorite319K/yr -18.6%6.0% conv.
sodium hypochlorite patio cleaner57K/yr -38.0%6.2% conv.
hypochlorite23K/yr -42.4%4.3% conv.
sodium hypochlorite 20l9K/yr -6.5%6.2% conv.
sodium hypochlorite 5l9K/yr -29.3%5.2% conv.
jovs sodium hypochlorite5K/yr -11.7%2.3% conv.
sodium hydrochloride6K/yr -21.5%4.5% conv.
red label hypochlorite4K/yr +9.7%2.0% conv.
sodium hypochlorite 15%4K/yr +9.4%4.8% conv.
hypochlorite patio cleaner5K/yr -34.8%4.3% conv.

All search terms

Top sodium hypochlorite 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.

Beatable (≤4.3★) Contested Strong incumbent (>4.7★)

All 16 tracked products in this niche — three views at once, no toggling.

Top sellers

by 90-day click share

Liquipak Sodium Hypochlorite 10 Litres Patio Cleaner (2x5L) | Extra Strong 14-15% Concentration | Swimming Pool Liquid Chlorine & Black Spot Remover | Bleach Solution

Liquipak£18.784.7★1,231 rev

Chemical Trade Store - Sodium Hypochlorite Patio & Paving Cleaner 2.5L- Fast-Acting Rinse-Off Outdoor Cleaner for Stone Concrete & Slabs - Removes Mould Stains Black Spots & Dirt

Chemical Trade Store£7.833.6★26 rev

Liquipak Sodium Hypochlorite 5L Patio Cleaner | High Strength 14-15% Concentration | Swimming Pool Liquid Chlorine & Black Spot Remover | Bleach Solution

Liquipak£13.084.6★1,776 rev

Sodium Hypochlorite Sodium Hypochlorite 10L (2X5L) - High Strength (14-15%) Brick Driveway & Patio Cleaner - | Bleaching Agent | Odour Removal | Black Spot Removal & More

Custom Chemical Supplies£13.214.6★1,041 rev

Sodium Hypochlorite Patio Cleaner 2 x 5 Litres of Industrial-Strength Algae & Black Spot Remover Powerful Driveway & Paving Cleaner Professional Outdoor Cleaning Solution for Concrete

Chemiphase£18.224.6★1,067 rev

Newest

by launch date

Chemical Trade Store - Sodium Hypochlorite Patio & Paving Cleaner 2.5L- Fast-Acting Rinse-Off Outdoor Cleaner for Stone Concrete & Slabs - Removes Mould Stains Black Spots & Dirt

Chemical Trade Store£7.8326 rev

5mo ago

PatioXpert - Fast-Acting Patio & Paving Cleaner 2.5L - Sodium Hypochlorite Based Rinse-Off Outdoor Cleaner for Stone Concrete & Slabs - Removes Black Spots Mould Stains & Dirt

PatioXpert£8.2018 rev

5mo ago

6 Science Sodium Hypochlorite Solution 14-15% 20 Litre (4x5Litre)

6 science£24.0229 rev

1y ago

FILO Sodium Hypochlorite Patio Cleaner 2x 5L Brick Cleaner for Patios Driveways & Outdoor Surfaces Professional Strength Cleaning Solution for Routine Exterior Maintenance.

Filo£18.0354 rev

2y ago

Jennychem Sodium Hypochlorite 1415% Powerful 20L (4X5L) Patio Cleaner & Swimming Pool Chlorine | Sodium Hypochlorite Solution for Algae Odours & Outdoor Surfaces

Jennychem Industrial Chemicals£31.59952 rev

2y ago

What buyers say about sodium hypochlorite

What buyers praise and complain about, mined from review topics.

What buyers love

Ease Of Cleaning32%

“Cleans up so well”

Quality-Overall23%

“Excellent Product”

Value For Money10%

“fair price”

Advertised Vs Actual Product9%

“Works as advertised”

Ease Of Use8%

“Easy to use”

Strength4%

“It's very strong so a mask”

Efficiency2%

“Cleared my paths”

Product Condition1%

“Made them brand new”

Instructions/User Manual/Troubleshooting1%

“Also statues etc:-easy to use when you follow the instructions correctly”

Spray/Flow1%

“It virtually clear it away over night, compared to a week with spray and leave”

What buyers complain about

Functionality-Overall11%

“it only blinking works”

Stain Resistance8%

“mine are now bleach stained”

Ease Of Cleaning8%

“it made a small dent in the mess i was trying to clean up”

Smell8%

“Smells like swimming pools”

Strength7%

“Not strong enough”

Quality-Overall7%

“No idea if the product is any good”

Leak-Proof6%

“Arrived leaking everywhere and has removed all writing and instructions”

Advertised Vs Actual Product5%

“Doesn't do what it advertised”

Value For Money5%

“it wasn't worth the expense”

Color4%

“not the white litchen”

Top return reasons

Leak-Proof52%

Instructions/User Manual/Troubleshooting11%

Advertised Vs Actual Product7%

Thin7%

Functionality-Overall7%