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Chromotropic acid

$37.00

4,5-dihydroxynaphthalene-2,7-disulphonic acid
CAS:148-25-4
Use: Determination of chromium, titanium and formaldehyde, verification of chromium, mercury, silver, titanium, chlorate, formaldehyde, nitrate and nitrite, azo dye intermediates.
Price for 100g, not include freight.

Category:

Molecular formula: C10H8O8S2
Molecular weight: 320.3
Chemical properties: needle-like or leaf-like crystals.