Ammonium citrate dibasic

grade

ACS reagent

Quality Level

200

vapor density

1.8 (vs air)

Assay

98%
98.0-103.0% (ACS specification)

form

solid

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 (PO₄^3-): ≤5 ppm
sulfate (SO₄^2-): ≤0.005%

cation traces

Fe: ≤0.001%
heavy metals: ≤5 ppm (by ICP)

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