Melarsen Oxide suppliers and prices

Formula: C₉H₉AsN₆O
CAS number: 21840-08-4
Molar mass: 292.13 g/mol

Found at 1 store we track

$3,590 per gram

500 milligrams for $1,795.00

At SynInnova Laboratories Inc., Canada · Grade not stated

View at SynInnova Laboratories Inc.

Lowest total price

$195.00 for 50 milligrams

Works out at $3,900 per gram

At SynInnova Laboratories Inc., Canada

View at SynInnova Laboratories Inc.

Only one store we read sells Melarsen 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. In stock from $3,590 to $3,900 per gram, depending on pack size and store. 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 milligrams$1,795.00	SynInnova Laboratories Inc.Canada	Lowest priceGrade not stated	$3,590 per gram
50 milligrams$195.00	SynInnova Laboratories Inc.Canada	Grade not stated	$3,900 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 melarsen oxide was $3,590 per gram: 500 milligrams for $1,795.00 at SynInnova Laboratories Inc..

Reference

APA, 7th edition

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

ACS

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

BibTeX

@misc{chemicalsuppliers-melarsen-oxide,
  author  = {{ChemicalSuppliers.com}},
  title   = {{Melarsen oxide} suppliers and prices},
  year    = {2026},
  date    = {2026-10-30},
  url     = {https://www.chemicalsuppliers.com/melarsen-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 Melarsen Oxide and what they cost at the cheapest store we track.

Strength

Amount of solution

You need: 292 milligrams; of Melarsen Oxide, molar mass 292.13 g/mol
That much costs: $1,049; $10,487 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it: $1,170; 6 packs of 50 milligrams at SynInnova Laboratories Inc.; View at SynInnova Laboratories Inc.

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

Similar chemicals

Sold by

SynInnova Laboratories Inc.

Chemical identity

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

Formula: C₉H₉AsN₆O
Molar mass: 292.13 g/mol
CAS number: 21840-08-4
InChIKey: YDKGKLBKFOIXPU-UHFFFAOYSA-N
Official record: PubChem 30830

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.