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610-02-6 - 2,3,4-Trihydroxybenzoic acid, 97% - Pyrogallol-4-carboxylic acid - B20371 - Alfa Aesar

B20371 2,3,4-Trihydroxybenzoic acid, 97%

CAS-Nummer
610-02-6
Synonyme
Pyrogallol-4-carboxylic acid

Größe Preis ($) Menge Verfügbarkeit
1g 23,52
5g 87,55
25g 276,86
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2,3,4-Trihydroxybenzoic acid, 97%

MDL
MFCD00002447
EINECS
210-205-9

Chemische Eigenschaften

Formel
C7H6O5
Molmasse
170.12
Schmelzpunkt
ca 210° dec.
Löslichkeit
Slightly soluble in water.

Anwendungen

2,3,4-Trihydroxybenzoic acid is used as a reagent during catalytic spectrophotometric determination of vanadium in natural and sea waters and used in the pharmaceuticals. It is a internal standard in separation of phenolic acids by HPLC with photodiode array detection.

Bemerkungen

Store in cool, dry place in a well sealed container. Store away from oxidizing agents.

Literaturverweise

Ashraf A. Mohamed; Khalid F. Fawy. Catalytic Spectrophotometric Determination of Vanadium in Seawaters Based on the Bromate Oxidative Coupling Reaction of Metol and 2,3,4-Trihydroxybenzoic Acid. Analytical Sciences. 2001, 17 (6), 769-773.

Devanand L. Luthria; Marcial A. Pastor-Corrales. Phenolic acids content of fifteen dry edible bean (Phaseolus vulgaris L.) varieties. Journal of Food Composition and Analysis. 2006, 19 (2-3), 205-211.

Reagent for vanadium.

GHS Gefahren- und Sicherheitshinweise

Gefahrenhinweise (EU): H315-H319-H335

Causes skin irritation. Causes serious eye irritation. May cause respiratory irritation.

Sicherheitshinweise: P261-P280-P305+P351+P338-P304+P340-P362-P312-P321-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. Take off contaminated clothing and wash before reuse. Call a POISON CENTER or doctor/physician if you feel unwell. Specific treatment (see label). 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.

Weitere Referenzen

Beilstein
2210807
Harmonized Tariff Code
2918.29
TSCA
No
RTECS
DH8900000

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