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Arsenazo III para determinação de cálcio, Sigma-Aldrich®

Fornecedor: SIGMA ALDRICH MICROSCOPY
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Nível de qualidade M-Clarity™ = MQ200

A92775-10G A92775-1G A92775-5G
A92775-10GEA 587 EUR
A92775-10G A92775-1G A92775-5G
Arsenazo III para determinação de cálcio, Sigma-Aldrich®
Arsenazo III

Arsenazo III has been used as a color forming reagent to determine uranium concentration.


Arsenazo III is a metallochromic dye. Arsenazo III is used in the determination of calcium in biological samples. It is used to evaluate calcium transport in permeabiliSed cells. It is also used for the detection of rare earth metals (polyvalent metal ions).


Arsenazo III is used for the spectrophotometric determination of uranium and thorium.

Fórmula: C₂₂H₁₈As₂N₄O₁₄S₂
Ponto de Fusão: >320 °C (literatura)
Temperatura de Armazenamento: Room Temperature
Número MDL : MFCD00036695
Número CAS: 1668-00-4
EINECS: 216-788-6
UN: 3465
ADR: 6.1,III
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Especificações dos Resultados do Teste

Appearance (Colour) Brown to Very Dark Brown and Black
Appearance (Form) Powder
Infrared spectrum Conforms to Structure
Carbon 25.5 - 38.1 %
Nitrogen 5.5 - 8.3 %
Calcium (Ca) ≤1000 ppm
Solubility (Colour)
c = 1 mg/ml, 1 N NH₄OH
Dark Blue to Very Dark Blue and Dark Purple to Very Dark Purple and Blue-Purple


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