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10034-82-9 - Sodium chromate tetrahydrate, 99+% - A17499 - Alfa Aesar

A17499 Sodium chromate tetrahydrate, 99+%

CAS-Nummer
10034-82-9
Synonyme

Größe Preis ($) Menge Verfügbarkeit
100g 34,90
500g 97,20
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Sodium chromate tetrahydrate, 99+%

MDL
MFCD00149167
EINECS
231-889-5

Chemische Eigenschaften

Formel
Na2CrO4•4H2O
Molmasse
234.04 (161.97anhy)
Dichte
2.73
Sensitivität
Hygroscopic
Löslichkeit
Soluble in water.

Anwendungen

Sodium chromate tetrahydrate is used as a corrosion inhibitor, wood preservative and an auxiliary in textile industry. It serves as an oxidant, which is used to prepare carboxylic acids and ketones from primary and secondary alcohols respectively. Further, it is used as a starting material to prepare other chromium compounds and as a catalyst in organic synthesis especially pharmaceuticals and agro chemicals.

Bemerkungen

Hygroscopic. Incompatible withstrong reducing agents, organic materials, strong acids, combustible materials and powdered metals.

Literaturverweise

King, S.; Benson, S.; Kelly, T.; Lennard, C. Determining the effects of routine fingermark detection techniques on the subsequent recovery and analysis of explosive residues on various substrates. Forensic Sci. Int. 2013, 233 (1), 257-264.

Ayarza, N.; Góngora, J. M.; Alonso, R. M.; Jiménez, R. M. Determination of anionic impurities in hexafluorosilicic acid by capillary zone electrophoresis. Anal. Methods 2012, 4 (10), 3157-3162.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H301-H330-H312-H317-H334-H340-H350-H360-H372-H314-H318-H400-H410

Toxic if swallowed. Fatal if inhaled. Harmful in contact with skin. May cause an allergic skin reaction. 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. Causes serious eye damage. Very toxic to aquatic life. Very toxic to aquatic life with long lasting effects.

Sicherheitshinweise: P260-P284-P301+P310-P303+P361+P353-P304+P340-P305+P351+P338-P320-P330-P405-P501a

Do not breathe dust/fume/gas/mist/vapours/spray. Wear respiratory protection. 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.

Weitere Referenzen

Merck
14,8601
Gefahrenklasse
6.1
Verpackungsgruppe
II
Harmonized Tariff Code
2841.50
TSCA
Yes

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