PEG3-bis(phosphonic acid) suppliers and prices

Formula: C₈H₂₀O₉P₂
CAS number: 254762-10-2
Molar mass: 322.19 g/mol

Cheapest by weight

$200 per gram

10 grams for 1,787.00 EUR, about $1,996

At SiKEMIA, France · Grade not stated

View at SiKEMIA

Lowest total price

275.00 EUR for 1 gram, about $307

Works out at $307 per gram

At SiKEMIA, France

View at SiKEMIA

Every price we found

4 prices from 2 stores, checked October 30, 2026. In stock from $200 to $3,200 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

Showing all 4 prices

Pack	Store	Grade and form	Price per unit
10 grams1,787.00 EUR, about $1,996	SiKEMIAFrance	Lowest priceGrade not stated	$200 per gram
5 grams1,031.00 EUR, about $1,152	SiKEMIAFrance	Grade not stated	$230 per gram
1 gram275.00 EUR, about $307	SiKEMIAFrance	Grade not stated	$307 per gram
100 milligrams$320.00	AxispharmUnited States	Grade not stated	$3,200 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 PEG3-bis(phosphonic acid) was $200 per gram, converted to US dollars: 10 grams for 1,787.00 EUR at SiKEMIA.

Reference

APA, 7th edition

ChemicalSuppliers.com. (2026, October 30). PEG3-bis(phosphonic acid) suppliers and prices. Retrieved October 31, 2026, from https://www.chemicalsuppliers.com/peg3-bis-phosphonic-acid/

ACS

PEG3-bis(phosphonic acid) Suppliers and Prices. ChemicalSuppliers.com, October 30, 2026. https://www.chemicalsuppliers.com/peg3-bis-phosphonic-acid/ (accessed 2026-10-31).

BibTeX

@misc{chemicalsuppliers-peg3-bis-phosphonic-acid,
  author  = {{ChemicalSuppliers.com}},
  title   = {{PEG3-bis(phosphonic acid)} suppliers and prices},
  year    = {2026},
  date    = {2026-10-30},
  url     = {https://www.chemicalsuppliers.com/peg3-bis-phosphonic-acid/},
  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 PEG3-bis(phosphonic acid) and what they cost at the cheapest store we track.

Strength

Amount of solution

You need: 322 milligrams; of PEG3-bis(phosphonic acid), molar mass 322.19 g/mol
That much costs: $64.32; $643.23 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it: $307.23; 1 pack of 1 gram at SiKEMIA; View at SiKEMIA

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

Similar chemicals

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Chemical identity

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

Formula: C₈H₂₀O₉P₂
Molar mass: 322.19 g/mol
CAS number: 254762-10-2
InChIKey: QSULJYOIONNJQJ-UHFFFAOYSA-N
Official record: PubChem 57225803

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.