grade

eluent additive for LC-MS

Quality Level

100

Assay

≥99.0% (calc. on dry substance, T)

form

solid

quality

LiChropur^™

technique(s)

LC/MS: suitable

impurities

insoluble matter, passes filter test
≤1% water

ign. residue

≤0.01% (as SO₄)

pH

6.2-7.5 (25 °C, 1 M in H₂O)

mp

110-112 °C (dec.) (lit.)

solubility

H₂O: 1 M at 20 °C, clear, colorless

anion traces

chloride (Cl^-): ≤5 mg/kg
nitrate (NO₃^-): ≤10 mg/kg
sulfate (SO₄^2-): ≤10 mg/kg

cation traces

Al: ≤1 mg/kg
As: ≤0.1 mg/kg
Ba: ≤1 mg/kg
Bi: ≤1 mg/kg
Ca: ≤5 mg/kg
Cd: ≤1 mg/kg
Co: ≤1 mg/kg
Cr: ≤1 mg/kg
Cu: ≤1 mg/kg
Fe: ≤1 mg/kg
K: ≤5 mg/kg
Li: ≤1 mg/kg
Mg: ≤1 mg/kg
Mn: ≤1 mg/kg
Mo: ≤1 mg/kg
Na: ≤5 mg/kg
Ni: ≤1 mg/kg
Pb: ≤1 mg/kg
Sr: ≤1 mg/kg
Zn: ≤1 mg/kg

λ

1 M in H₂O

UV absorption

λ: 260 nm A_max: ≤0.015
λ: 280 nm A_max: ≤0.010

suitability

passes test for LC-MS

SMILES string

N.CC(O)=O

InChI

1S/C2H4O2.H3N/c1-2(3)4;/h1H3,(H,3,4);1H3

Inchi Key

USFZMSVCRYTOJT-UHFFFAOYSA-N