Please login to your online account to display your discounted pricing

Alfa Aesar™ 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate, ACS

$290.92 - $290.92

Chemical Identifiers

Chemical Name or Material 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate
CAS 5808-22-0
Purity Grade ACS Grade
Formula Weight 400.29 (364.26 Anhydrous)
MDL Number MFCD00150612
Beilstein 3647189
Merck Index 14,2241
Synonym Chromotropic acid disodium salt dihydrate
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AA2241422

 
alfa aesar™
2241422
100g Each for $290.92

AA2241406

 
alfa aesar™
2241406
5g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.

AA2241414

 
alfa aesar™
2241414
25g CALL N/A N/A
 Please call Customer Service at 1-800-234-7437 or send an email to help@thermofisher.com for assistance.
Description & Specifications

Specifications

Formula Weight 400.29 (364.26 Anhydrous)
Health Hazard 3 GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do.
Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
Chemical Name or Material 4,5-Dihydroxynaphthalene-2,7-disulfonic acid disodium salt dihydrate
TSCA TSCA
Purity Grade ACS Grade
Physical Form Powder
MDL Number MFCD00150612
CAS 5808-22-0
Beilstein 3647189
Merck Index 14,2241
Synonym Chromotropic acid disodium salt dihydrate
Health Hazard 1 Warning
Health Hazard 2 GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.
Color Off-White to Buff-Colored
Melting Point >300°C
Quantity 100g
Safety and Handling

Warning

GHS P Statement
P261-P280-P305+P351+P338-P304+P340-P405-P501a
Avoid breathing dust/fume/gas/mist/vapors/spray.
Wear protective gloves/protective clothing/eye protection/face protection.
IF IN EYES: Rinse cautiously with water for several minutes.
Remove contact lenses, if present and easy to do.
Continue rinsing.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H315-H319-H335
Causes skin irritation.
Causes serious eye irritation.
May cause respiratory irritation.