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Alfa Aesar™ Sodium dichromate dihydrate, 99%

$37.68 - $37.68

Chemical Identifiers

Chemical Name or Material Sodium dichromate dihydrate
CAS 7789-12-0
Molecular Formula Cr2Na2O7·2H2O
Linear Formula Na2Cr2O7·2H2O
Formula Weight 298.00g/mol (261.97g/mol Anhydrous)
MDL Number MFCD00149166
UN Number UN3087
Merck Index 14,8609
View More Specs
Products
Catalog Number Mfr. No. Quantity Price Quantity    

AAL1489022

 
alfa aesar™
L14890-22
100g Each for $37.68

AAL1489036

 
alfa aesar™
L14890-36
500g 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

Odor Odorless
Quantity 100g
Melting Point 100°C - 2H2O
Quantity 100g
Chemical Name or Material Sodium dichromate dihydrate
CAS 7789-12-0
Assay 99%
Molecular Formula Cr2Na2O7·2H2O
Linear Formula Na2Cr2O7·2H2O
Formula Weight 298.00g/mol (261.97g/mol Anhydrous)
MDL Number MFCD00149166
UN Number UN3087
Merck Index 14,8609
Health Hazard 1 Danger
Health Hazard 2 GHS H Statement
H272-H301-H330-H334-H340-H350-H360-H372-H314-H312-H317
May intensify fire; oxidizer.
Toxic if swallowed.
Fatal if inhaled.
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
May cause genetic defects.
May cause cancer.
May damage fertility or the unborn child.
Causes damage to organs through prolonged or repeated exposure.
Causes severe skin burns and eye damage.
Harmful in contact with skin.
May cause an allergic skin reaction.
Health Hazard 3 GHS P Statement
P221-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P405-P501a
Take any precaution to avoid mixing with combustibles.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Specific treatment is urgent (see label).
Rinse mouth.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.
DOT Information Transport Hazard Class: 5.1; Packing Group: II; Proper Shipping Name: OXIDIZING SOLID, TOXIC, N.O.S.
RTECS Number HX7750000
TSCA TSCA

Applications
Sodium dichromate is used as a strong oxidizing agent in organic synthesis. It is used in metal finishing as an aid of corrosion resistance, manufacture of inorganic chromate pigments and in the preparation of colored glass and ceramic glazes. It is used as a mordant for acidic dyes to improve their color-fast properties and as a corrosion inhibitor in undercoats and primers.

Solubility
Soluble in water. Insoluble in alcohol.

Notes
Keep away from sources of ignition, combustible materials. Do not ingest. Do not breathe dust.

Safety and Handling

Danger

GHS P Statement
P221-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P405-P501a
Take any precaution to avoid mixing with combustibles.
IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician.
IF ON SKIN (or hair): Remove/Take off immediately all contaminated clothing. Rinse skin with water/shower.
IF INHALED: Remove to fresh air and keep at rest in a position comfortable for breathing.
IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
Specific treatment is urgent (see label).
Rinse mouth.
Store locked up.
Dispose of contents/container in accordance with local/regional/national/international regulations.

GHS H Statement
H272-H301-H330-H334-H340-H350-H360-H372-H314-H312-H317
May intensify fire; oxidizer.
Toxic if swallowed.
Fatal if inhaled.
May cause allergy or asthma symptoms or breathing difficulties if inhaled.
May cause genetic defects.
May cause cancer.
May damage fertility or the unborn child.
Causes damage to organs through prolonged or repeated exposure.
Causes severe skin burns and eye damage.
Harmful in contact with skin.
May cause an allergic skin reaction.