---
title: "Reviews — phosphoric acid - Flapen"
canonical_url: "https://flapen.com/research/us/automotive/phosphoric-acid/reviews"
last_updated: "2026-08-10T14:48:51.461Z"
locale: en
meta:
  description: "Niche score 59/100 · $120K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:description": "Niche score 59/100 · $120K/yr market. A failed launch gate (market size, growth, or returns) keeps it on the watch list. Data updated Jul 2026."
  "og:title": "Reviews — phosphoric acid - Flapen"
---

# **phosphoric acid**

**Worth a look**

Shows low returns (0.0%), but a failed launch gate (market size, growth, or returns) keeps it on the watch list.

Market size 28Growth 94Conversion 39Competition 40Returns 100Price range 84Avg price 95Brand share 50Review moat 85Quality gap 32

**Returns**

**Incredible****0.0%**

return rate — above 5% kills the launch gate

**Avg price**

**Incredible****$33.22**

avg listing price — sweet spot $15–$100

**Growth**

**Great****+106.3%**

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

**Review moat**

**Great****298.89**

avg incumbent reviews — the moat a new listing must climb

**Price range**

**Great****$6.35–$67.33**

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

**Brand share**

**Good****75%**

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

**Competition**

**Okay****61%**

top-5 click share — leaders hold, buyers still browse

**Conversion**

**Okay****3.1%**

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

**Quality gap**

**Okay****4.6★**

avg incumbent rating — lower means beatable quality

**Market size**

**Okay****$120K**

$120K/yr · 115K searches

**Signals**[** Trending**](https://flapen.com/research/niches?market=us&signal=trending "Search growth > 100% (90d)") [** Low Review Barrier**](https://flapen.com/research/niches?market=us&signal=low_review_barrier "Top brand's reviews < 500")

## Reviews