1.00128

Aurin tricarboxylic acid ammonium salt

GR for analysis (reagent for aluminium) ACS

• Synonym(s): Aurin tricarboxylic acid ammonium salt, Aluminon, Ammonium aurin tricarboxylate
• Empirical Formula (Hill Notation): C₂₂H₂₃N₃O₉
• CAS Number: 569-58-4
• Molecular Weight: 473.43
• MDL number: MFCD00040925
• UNSPSC Code: 12352107
• EC Index Number: 209-319-1
• NACRES: NA.21

Properties

• grade: ACS reagent
• Quality Level: 100
• Assay: ≥97% (HPLC)
• form: solid
• potency: 9000 mg/kg LD₅₀, oral (Rat)
• manufacturer/tradename: Calbiochem^®
• pH: 5.3 (20 °C, 10 g/L in H₂O)
• mp: 220-225 °C (decomposes)
• bulk density: 400 kg/m³
• shipped in: ambient
• storage temp.: 2-8°C
• InChI: 1S/C22H16O9.3H3N/c23-16-4-1-10(7-13(16)20(26)27)19(11-2-5-17(24)14(8-11)21(28)29)12-3-6-18(25)15(9-12)22(30)31;;;/h1-10,19,24-25H,(H,26,27)(H,28,29)(H,30,31);3*1H3
• InChI key: UDPQMNAHKKTHHI-UHFFFAOYSA-N

Description

Warning

Toxicity: Carcinogenic / Teratogenic (D)

Analysis Note

Assay (acidimetric, calc. on anhydrous substance): ≥ 98
Identity (IR-spectrum): passes test
Insoluble matter: ≤ 0.1 %
Water (according to Karl Fischer): ≤ 10
Sulfated ash: ≤ 0.2 %
Suitability as reagent (for aluminium): passes test

Legal Information

CALBIOCHEM is a registered trademark of Merck KGaA, Darmstadt, Germany

Safety Information

• Storage Class Code: 11 - Combustible Solids
• WGK: WGK 2
• Flash Point(F): Not applicable
• Flash Point(C): Not applicable