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Aluminon CAS 569-58-4 Ammonium auritricarboxylate triammonium salt Triammonium aurinetricarboxylate 

Payment Terms: T/T,L/C,WU 
Place of Origin: Zhejiang, China (Mainland) 
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Product Detail

Model No.: C22H23N3O9
Production Capacity: 100 Tons/year
Delivery Date: within 7 days
CAS No.: 569-58-4
Molecular formula: C22H23N3O9
Boiling point: 762.8°C at 760 mmHg
Flashing point: 415.1°C
Vapour pressure: 4.32E-24mmHg at 25°C
Means of Transport: Ocean,Land,Air
Packing: According to the customer r...
Brand Name: MOSINTER
Molar mass: 473.43 g/mol
Melting point: 220-225℃
Water solubility: 800 g/L (20℃)

Chromatographic analysis reagent.

Aluminon (CAS: 569-58-4)




Brown   powder

Melting point ℃


Water solubility(g/l)


Performance specification

Yellow brown or brownish red powder,Soluble in water, slightly soluble in ethanol, almost insoluble in ethyl ether, acetone and chloroform.Physical parameters: melting point: 220-225 ℃.Aluminon, the triammonium salt of aurintricarboxylic acid, is a dye commonly used to detect the presence of the aluminium ion in an aqueous solution. In addition to its use in qualitative inorganic analysis, aluminon has applications in pigment production. It forms brilliantly colored lake pigments withaluminum, chromium, iron, and beryllium.

Application Description 

Complexometric titration indicator,The determination of water, food and organization of aluminium,Including soft water, baking powder, mordant, pulp paper, tanned leather, paints, copper plating, clarifying agent, etc.Chromatographic analysis reagent.

Storage condition

Sealed storage

Hazard statements

Dangerous code:Xi

Danger level:R36/37/38

Security level:S26-37/36


Used for determination of the aluminum, such as water, food and organization. In weak acid solution, Al3+ aluminum reagent reaction, generate mei red substances.

Preparation or the source

By using sodium nitrite reaction with salicylic acid in formaldehyde solution, and then pass into the ammonia process.


Absorb the maximum wavelength 522 nm. With aluminum, chromium, iron, beryllium can form precipitation.

Aluminum reagent is a good indicator, metal under normal temperature for the red brown or orange red vitreous powder or granule, melting temperature range of 220-220 degrees Celsius (decomposition) at the same time.

Aluminum reagent, indium with aluminum ions, iron ions and lanthanide and red to purple trivalent ions to form complexes.

Aluminum reagent solution (0.5 g/L) :

Weigh and aluminum reagent and 0.25 g 0.25 g gum Arabic, add 250 ml water, warm to dissolves,Weigh and aluminum reagent and 0.25 g 0.25 g gum Arabic, add 250 ml water, warm to dissolves.Filter if necessary. Using the solution is valid for one month.

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Offline Showroom in USA

Business Type:Manufacturer, Trading Company
City: Ningbo
Province/State: Zhejiang
Country/Region: China (Mainland)

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