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77-92-9 - Citric acid, 99+% - A10395 - Alfa Aesar

A10395 Citric acid, 99+%

Codice CAS
77-92-9
Sinonimi

Dimensioni Prezzo ($) Quantità Disponibilità
250g 18,90
1000g 40,10
5000g 141,00
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Citric acid, 99+%

MDL
MFCD00011669
EINECS
201-069-1

Proprietà chimiche

Formula
C6H8O7
Peso formula
192.13
Punto di fusione
153-154°
Densità
1.665
Sensibilità
Hygroscopic
Solubilità
Soluble in water, alcohol, ether, dimethylsufoxide and ethylacetate.

Applicazioni

Citric acid is the most widely used organic acid and pH-control agent in foods, beverages, pharmaceuticals and technical applications. Used in pharmaceutical preparations, especially in effervescent tablets. It is used as a natural preservative.

Note

Hygroscopic. Incompatible with alkalies, bases, metal nitrates and oxidizing agents.

Letteratura

Pan, K.; Zhong, Q. Improving Clarity and Stability of Skim Milk Powder Dispersions by Dissociation of Casein Micelles at pH 11.0 and Acidification with Citric Acid. Agric. Food Chem. 2013, 61 (38), 9260-9268.

Kolah, A. K.; Asthana, N. S.; Vu, D. T.; Carl T. Lira.; Miller, D. J. Reaction Kinetics of the Catalytic Esterification of Citric Acid with Ethanol. Ind. Eng. Chem. Res. 2007, 46 (10), 3180-3187.

Gogoi, P.; Boruah, M.; Sharma, S.; Dolui, S. K. Blends of Epoxidized Alkyd Resins Based on Jatropha Oil and the Epoxidized Oil Cured with Aqueous Citic Acid Solution: A Green Technology Approach. ACS Sustainable Chem. Eng. 2015, 3 (2), 261-268.

Rischio GHS e dichiarazioni precauzionali

Dichiarazioni di rischio (UE): H318-H315-H335-H303

Causes serious eye damage. Causes skin irritation. May cause respiratory irritation. May be harmful if swallowed.

Dichiarazioni precauzionali: P261-P280-P305+P351+P338-P304+P340-P310-P362-P312-P405-P403+P233-P501a

Avoid breathing dust/fume/gas/mist/vapours/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. Immediately call a POISON CENTER or doctor/physician. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Store locked up. Store in a well-ventilated place. Keep container tightly closed. Dispose of contents/container in accordance with local/regional/national/international regulations.

Altri riferimenti

Merck
14,2326
Beilstein
782061
Codice tariffe armonizzato
2918.14
TSCA
Yes
RTECS
GE7350000

Raccomandato

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    Potassium hydrogen phosphate, dried, 98+%
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    Ethylene glycol, 99%
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    Potassium oxalate hydrate, 99%
  • 33222

    Tripotassium citrate monohydrate, 99+%
  • 33262

    Oxalic acid dihydrate, ACS, 99.5-102.5%

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