1.06448
Sodium citrate, dihydrate
for analysis EMSURE® ACS,ISO,Reag. Ph Eur
Synonym(s):
Sodium citrate tribasic dihydrate, Trisodium Citrate, Sodium Citrate, Dihydrate, Citric acid trisodium salt dihydrate, Trisodium citrate dihydrate
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About This Item
grade
ACS reagent
Quality Level
agency
reag. ISO, reag. Ph. Eur.
product line
EMSURE®
assay
99.0-101.0% (perchloric acid titration), 99.0-101.0% anhydrous basis (perchloric acid titration)
form
solid
potency
>8000 mg/kg LD50, oral (Rat)
composition
Water, 11-13%
impurities
≤0.005% Insoluble matter
pH
7.5-9.0 (25 °C, 50 g/L in H2O)
mp
150 °C (anhydrous substance), >300 °C (lit.)
bulk density
600 kg/m3
anion traces
chloride (Cl-): ≤0.001%, oxalate (C2O42-): ≤0.0300%, phosphate (PO43-): ≤0.002%, sulfate (SO42-): ≤0.004%
cation traces
Ca: ≤0.005%, Fe: ≤0.0005%, N: ≤0.001%, NH4+: ≤0.003%, heavy metals: ≤0.0005%, heavy metals (as Pb): ≤0.0005%
storage temp.
2-30°C
SMILES string
O.O.[Na+].[Na+].[Na+].OC(CC([O-])=O)(CC([O-])=O)C([O-])=O
InChI
1S/C6H8O7.3Na.2H2O/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*1H2/q;3*+1;;/p-3
InChI key
NLJMYIDDQXHKNR-UHFFFAOYSA-K
Application
- Template in the preparation of cobalt oxide (Co3O4) anode materials via hydrothermal method.
- Complexing agent in the synthesis of CdS nanocrystalline thin films.
- Reducing agent in the synthesis of citrate-capped gold nanoparticles.
- Buffering agent to maintain stable pH levels in desloratadine syrup formulation.
Analysis Note
Assay (Perchloric acid titration, calc. on anhydrous substance): 99.0 - 101.0 %
Identity: passes test
Appearance of solution: passes test
Insoluble matter: ≤ 0.005 %
pH-value (5 %; water; 25 °C): 7.5 - 9.0
Acidity or alkalinity: passes test
Chloride (Cl): ≤ 0.001 %
Oxalate (C₂O₄): ≤ 0.0300 %
Phosphate (PO₄): ≤ 0.002 %
Sulfate (SO₄): ≤ 0.004 %
Total nitrogen (N): ≤ 0.001 %
Heavy metals (ACS): ≤ 0.0005 %
Heavy metals (as Pb): ≤ 0.0005 %
Ca (Calcium): ≤ 0.005 %
Fe (Iron): ≤ 0.0005 %
NH₃ (Ammonia): ≤ 0.003 %
Readily carbonisable substance: passes test
Water: 11.0 - 13.0 %
Corresponds to ACS,ISO,Reag. Ph Eur
Other Notes
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Storage Class
11 - Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable
Certificates of Analysis (COA)
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Global Trade Item Number
| SKU | GTIN |
|---|---|
| 1064480500 | 04022536076980 |
| 1064485000 | 04022536077024 |
| 1064481000 | 04022536077000 |
| 1064489025 | 04022536756653 |