Triethylene glycol

Product Name

Triethylene glycol, BioUltra, anhydrous, ≥99.0% (GC)

InChI key

ZIBGPFATKBEMQZ-UHFFFAOYSA-N

InChI

1S/C6H14O4/c7-1-3-9-5-6-10-4-2-8/h7-8H,1-6H2

SMILES string

OCCOCCOCCO

vapor density

5.2 (vs air)

vapor pressure

<0.01 mmHg ( 20 °C)

product line

BioUltra

assay

≥99.0% (GC)

form

viscous liquid

autoignition temp.

699 °F

expl. lim.

9.2 %

technique(s)

GC/GC: suitable

impurities

insoluble matter, passes filter test
≤0.01% peroxides (as H₂O₂)

refractive index

n20/D 1.455 (lit.)
n20/D 1.456

pH

5.5-7.0 (25 °C, 50 mg/mL in H₂O)

bp

125-127 °C/0.1 mmHg (lit.)

mp

−7 °C (lit.)

solubility

H₂O: 50 mg/mL at 20 °C, clear, colorless

density

1.124 g/mL at 20 °C (lit.)

anion traces

chloride (Cl^-): ≤50 mg/kg
sulfate (SO₄^2-): ≤50 mg/kg

cation traces

Al: ≤5 mg/kg
As: ≤0.1 mg/kg
Ba: ≤5 mg/kg
Bi: ≤5 mg/kg
Ca: ≤10 mg/kg
Cd: ≤5 mg/kg
Co: ≤5 mg/kg
Cr: ≤5 mg/kg
Cu: ≤5 mg/kg
Fe: ≤5 mg/kg
K: ≤200 mg/kg
Li: ≤5 mg/kg
Mg: ≤5 mg/kg
Mn: ≤5 mg/kg
Mo: ≤5 mg/kg
Na: ≤200 mg/kg
Ni: ≤5 mg/kg
Pb: ≤5 mg/kg
Sr: ≤5 mg/kg
Zn: ≤5 mg/kg

λ

50 mg/mL in H₂O

UV absorption

λ: 260 nm A_max: ≤0.10
λ: 280 nm A_max: ≤0.05

Quality Level

100