ChemicalSuppliers

1-Diazo-2-naphthol-4-sulfonic Acid suppliers and prices

Formula
C10H7N2O4S+
CAS number
20541-54-2
Molar mass
251.24 g/mol

Found at 1 store we track

$3.07 per gram

Price per unit, converted to US dollars

At Laboratoriumdiscounter, Netherlands

Pack
25 grams for 68.99 EUR
Grade
Grade not stated · packs of 10 to 50 grams
View at Laboratoriumdiscounter

1 offer from 1 store · Prices checked October 28, 2026.

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Every price we found

1 price, cheapest first

StoreGrade and packPriceLink
LaboratoriumdiscounterNetherlands Grade not stated · packs of 10 to 50 grams25 grams for 68.99 EUR $3.07 per gram View at store

Making a solution?

Pick the strength and how much you need. We work out the grams of 1-Diazo-2-naphthol-4-sulfonic Acid and what they cost at the cheapest store we track.

You need
251 milligrams
of 1-Diazo-2-naphthol-4-sulfonic Acid, molar mass 251.24 g/mol
That much costs
$0.77
$7.72 per litre of solution, at the lowest price per gram we found
Cheapest way to buy it
$76.79
1 pack of 25 grams at Laboratoriumdiscounter
View at Laboratoriumdiscounter

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

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Chemical identity

Formula
C10H7N2O4S+
Molar mass
251.24 g/mol
CAS number
20541-54-2
InChIKey
QHIBNGIZPPHJAT-UHFFFAOYSA-O
Official record
PubChem 88584

How we compare: each store's own price, turned into US dollars at European Central Bank rates of 2026-10-29, then divided by the pack size. Shipping and tax are not included.