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Aurin tricarboxylic acid ammonium salt

GR for analysis (reagent for aluminium) ACS

Synonym(s):

Aurin tricarboxylic acid ammonium salt, Aluminon, Ammonium aurin tricarboxylate

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About This Item

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

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

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

Storage Class

11 - Combustible Solids

wgk_germany

WGK 2

flash_point_f

Not applicable

flash_point_c

Not applicable

Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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