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About This Item
Product Name
di-Ammonium hydrogen citrate, for analysis EMSURE® ACS,Reag. Ph Eur
SMILES string
[NH4]OC(=O)C(O)(CC(=O)O[NH4])CC(=O)O
InChI
1S/C6H8O7.2H3N/c7-3(8)1-6(13,5(11)12)2-4(9)10;;/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12);2*1H3
InChI key
YXVFQADLFFNVDS-UHFFFAOYSA-N
grade
ACS reagent
agency
reag. Ph. Eur.
product line
EMSURE®
assay
99.0-102.0% (alkalimetric)
form
solid
impurities
≤0.005% Insoluble matter
ign. residue
≤0.01% (as sulfate)
pH
3.3-5.3 (23 g/L in H2O)
density
1.48 g/cm3 at 20 °C
bulk density
400‑600 kg/m3
anion traces
chloride (Cl-): ≤0.0005%
oxalate (C2O42-): passes test (limit about 0.05%)
phosphate (PO43-): ≤0.0005%
sulfur compounds (as SO42-): ≤0.005%
cation traces
Fe: ≤0.0005%
heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
Quality Level
Related Categories
Analysis Note
Insoluble matter: ≤ 0.005 %
pH-value (0.1 mol/L): 3.3 - 5.3
Chloride (Cl): ≤ 0.0005 %
Oxalate (C₂O₄): passes test (Limit about 0.05 %)
Phosphate (PO₄): ≤ 0.0005 %
Total sulfur (as SO₄): ≤ 0.005 %
Heavy metals (as Pb): ≤ 0.0005 %
Fe (Iron): ≤ 0.0005 %
Residue on ignition (as sulfate): ≤ 0.01 %
Corresponds to ACS,Reag. Ph Eur
Application
- An EPR and optical absorption study of VO2+ ions in di-ammonium hydrogen citrate [(NH4)2C6H6O7] single crystals.: This research examines the electronic paramagnetic resonance and optical properties of VO2+ ions in di-ammonium hydrogen citrate, which could influence analytical techniques in chemistry and materials science (Karabulut and Tufan, 2008).
Other Notes
Legal Information
signalword
Warning
hcodes
Hazard Classifications
Eye Irrit. 2 - Skin Irrit. 2
Storage Class
11 - Combustible Solids
wgk
WGK 3
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1.01154.0500 | 04022536016979 |
| 1.01154.2500 | 04022536016986 |
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