Price we recorded today. Purchase happens on AliExpress, under their terms — we never handle payment, and we earn a commission at no extra cost to you.
TRACKING · DAY 1/7Electronics
eTone 3pcs 1000ml Darkroom Chemical Liquid Negatives Developer Storage Bottles for 135 120 4x5 35mm Film Developing Kits
What our readings say: 1 of 7 reading-days recorded. We judge a seller's discount only after 7 separate days of our own readings.
Seller lists it at $25.12 — a claimed saving of $1.27. AliExpress does not verify that figure, and 20.1% of the listings we track make a claim in the same under 30% range, so on its own it means very little.
What we recorded for this product
Prices recorded by PriceProven over time. The listing shows its current price; this section shows the dated observations we have stored.
- Price today
- $23.85
- Days of our own readings
- 1
- Price readings taken
- 1
- Tracking since
- 10 November 2026
- Seller claims it was
- $25.12 (−5%)
See what we have recorded across every listing we track
A verdict needs 7 separate days of our own readings. This product has 1, so 6 more days are needed before we will call the seller’s discount anything at all.
ShippingQuoted at AliExpress checkout
Buyer protectionHandled by AliExpress
ReturnsPer seller policy
eTone eTone Store
Seller on AliExpress
About this product
We have one reading of this listing’s price, taken on 10 November 2026, at $23.85. Full specifications are on the AliExpress product page.
Comparable products we track
6 products in Electronics close enough to compare on price — 5 are cheaper than this one.

eTone 1000ml Compressible Chemical Bottle 120 135 4x5 Negatives Film Developer Liquid Container Darkroom Developing Supplies

eTone Darkroom Film Developing Dial Chemical Thermometer Stainless Steel with Wall Clip Darkroom Accessories

eTone Darkroom Bag 35mm 120 135 Film Changing Developing Zipper Double Layer Load Portable Professional Photography Equipment

eTone 3 Channel Triple Darkroom Timer Counter Film Developing Countdown Clock
How this compares to everything else we track
We show 10,998 products, one per title, in Electronics. At $23.85, it sits above the middle of that category, which is $6.02 — a range covering very different kinds of product, so read it as placing the price, not judging it.
The seller claims 5% off. That is modest for this catalogue, where 29,431 products (20.1%) sit in the same under 30% band and most of the rest claim far more. A small claim is at least a plausible one. Either way AliExpress does not check strike-through prices, which is why we record our own instead of repeating theirs.
AliExpress reports 7 orders for it. For comparison, the median listing we track in Electronics reports 116 — though a category holds very different kinds of thing, so read that as scale rather than as a ranking. Order counts come from AliExpress and are not a claim about price.
We have recorded this product’s price on 1 separate day since 2026-11-10, and it has not moved once. This history was recorded over time, not reconstructed after the fact — the longer we track a listing, the stronger the evidence becomes.
If you buy through our link, AliExpress pays us 7.0% of the sale. It costs you nothing extra, and we publish the rate so you can judge our incentive for yourself.
Cheaper in this category, and selling well
All between $11.93 and $23.85, with at least 100 reported orders.
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- Baseus Bass EP10 NC -43dB Noise Cancelling ANC True Wireless Earbuds Bluetooth 6.0 In-Ear Wireless Earphones 4-Mics ENC Ear buds$20.82 · 14,938 sold

