2-Naphthol-3,6-disulfonic Acid Disodium Salt, >85%, Certified, 250g


Product Description

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Product Data Sheet

High quality in stockroom and basic research products including solvent, acids and bases, routine organic & inorganic reagents, adsorbents, filter aids and drying agents. Each certified compound meets or exceeds specifications. Well suited for analytical research and development.

For Research and Development

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Forms & Other Information

Material Safety Data Sheet (MSDS) A link will be provide to our MSDS’s Data Base by email.


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2-Naphthol-3,6-disulfonic Acid Disodium Salt, >85%, Certified, 250g

Appearance light yellow powder  Assay (by UV-VIS) >85.0%  Identity by IR spectrum  Extinction coefficient (C=0.01g/l in water) >2500  Sodium chloride (NaCl. by titration)  <20.0%  Water (by Karl Fischer) <50.0%  Wavelength 233-239nm

CAS Number



3-Hydroxy-2,7-naphthalenedisulfonic acid disodium salt

Disodium 2-naphthol-3,6-disulfonate

R Salt

Emergency Overview

(Review your MSDS for additional safety information)


HMIS Hazard Rating Scale

(0=Minimal  2=Slight  3=Serious  4=Severe)

Health: 1

Flammability: 1    

Reactivity: 1

This chemical complies with the USPS Publication 52 and DOT 49 CFR 173.144, Code of Federal Regulations. All orders are shipped within 3 business days of payment via UPS, FedEx Ground, & Common Carrier.

Proper Shipping Name

This substance is considered to be non-hazardous for transport.

DOT Reclassification



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