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247561 Sigma-Aldrich

Ammonium citrate dibasic

ACS reagent, 98%

Synonym: Ammonium hydrogencitrate, Citric acid ammonium salt, Diammonium hydrogen citrate

  • CAS Number 3012-65-5

  • Linear Formula HOC(CO2H)(CH2CO2NH4)2

  • Molecular Weight 226.18

  •  Beilstein/REAXYS Number 4925760

  •  EC Number 221-146-3

  •  MDL number MFCD00013068

  •  PubChem Substance ID 24854875

  •  NACRES NA.21

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Properties

Related Categories Ammonium Salts, Biochemicals and Reagents, Building Blocks, Carbonyl Compounds, Carboxylic Acid Salts,
Quality Level   200
grade   ACS reagent
vapor density   1.8 (vs air)
assay   98%
  98.0-103.0% (ACS specification)
impurities   oxalate, passes test (lim ~0.05%)
  ≤0.005% insolubles
ign. residue   ≤0.01%
pH   5.2 (20 °C, 50 g/L)
anion traces   chloride (Cl-): ≤0.001%
  phosphate (PO43-): ≤5 ppm
  sulfate (SO42-): ≤0.005%
cation traces   Fe: ≤0.001%
  heavy metals (as Pb): ≤5 ppm
SMILES string   N.N.OC(=O)CC(O)(CC(O)=O)C(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

Description

Packaging

100, 500 g in poly bottle

2.5 kg in poly bottle

Safety & Documentation

Safety Information

Symbol 
GHS07  GHS07
Signal word 
Warning
Hazard statements 
Precautionary statements 
Personal Protective Equipment 
WGK Germany 
WGK 3
RTECS 
GE7545000
Flash Point(F) 
Not applicable
Flash Point(C) 
Not applicable

Documents

Certificate of Analysis (COA)

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Certificate of Origin (COO)

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Protocols & Articles
Peer-Reviewed Papers
15

References

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