Cuprous Oxide suppliers and prices

Formula: Cu₂O
CAS number: 1308-76-5
Molar mass: 143.09 g/mol

Found at 1 store we track

$108 per kilogram

500 grams for $54.00

At Antec Inc., United States · Grade not stated

View at Antec Inc.

Lowest total price

$14.00 for 25 grams

Works out at $0.56 per gram

At Antec Inc., United States

View at Antec Inc.

Only one store we read sells Cuprous Oxide so far. Sell it, or know a store that does? Tell us.

Every price we found

2 prices from 1 store, checked October 30, 2026. Each one is worked out per kilogram, so a small bottle and a big bag compare fairly.

SortShow prices per Currency

Pack	Store	Grade and form	Price per unit	Link
500 grams$54.00	Antec Inc.United States	Lowest priceGrade not statedPowder	$108 per kilogram
25 grams$14.00	Antec Inc.United States	Grade not statedPowder	$0.56 per gram

Cite these pricesA ready sentence and reference for your report

For your report

As of October 30, 2026, the lowest store price for cuprous oxide was $108 per kilogram: 500 grams for $54.00 at Antec Inc..

Reference

APA, 7th edition

ChemicalSuppliers.com. (2026, October 30). Cuprous oxide suppliers and prices. Retrieved October 31, 2026, from https://www.chemicalsuppliers.com/cuprous-oxide/

ACS

Cuprous Oxide Suppliers and Prices. ChemicalSuppliers.com, October 30, 2026. https://www.chemicalsuppliers.com/cuprous-oxide/ (accessed 2026-10-31).

BibTeX

@misc{chemicalsuppliers-cuprous-oxide,
  author  = {{ChemicalSuppliers.com}},
  title   = {{Cuprous oxide} suppliers and prices},
  year    = {2026},
  date    = {2026-10-30},
  url     = {https://www.chemicalsuppliers.com/cuprous-oxide/},
  urldate = {2026-10-31},
  note    = {Prices checked October 30, 2026}
}

Prices change every day, so each line carries the date they were checked.

Making a solution?

Pick the strength and how much you need. We work out the grams of Cuprous Oxide and what they cost at the cheapest store we track.

Strength

Amount of solution

You need: 143 grams; of Cuprous Oxide, molar mass 143.09 g/mol
That much costs: $15.45; $15.45 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it: $54.00; 1 pack of 500 grams at Antec Inc.; View at Antec Inc.

Weigh it out, dissolve it in less water than you need, then top up to the full amount.

Sold by

Antec Inc.

Chemical identity

Formula, molar mass, CAS number, InChIKey and the official PubChem record

Formula: Cu₂O
Molar mass: 143.09 g/mol
CAS number: 1308-76-5
InChIKey: KRFJLUBVMFXRPN-UHFFFAOYSA-N
Official record: PubChem 10313194

How we compare: each store's own price, turned into US dollars at European Central Bank rates of 2026-10-30, then divided by the pack size. Shipping and tax are not included.