n-Heptane

Agency

reag. Ph. Eur.

Quality Level

300

vapor density

3.5 (vs air)

vapor pressure

40 mmHg ( 20 °C)
83 mmHg ( 37.7 °C)

product line

EMSURE^®

Assay

≥99% (GC)

form

liquid

autoignition temp.

433 °F

potency

>5000 mg/kg LD₅₀ oral (Rat)
>2000 mg/kg LD₅₀ skin (Rabbit)

expl. lim.

7 %

impurities

≤0.0005% Free acid (as CH₃COOH)
≤0.005% Sulfur compounds (as S)
≤0.01% Water
≤0.1% Aromatic hydrocarbons (as C₆H₆)

evapn. residue

≤0.001%

color

APHA: ≤10

refractive index

n20/D 1.387 (lit.)

bp

98 °C (lit.)

mp

−91 °C (lit.)

transition temp

flash point -4 °C

density

0.684 g/mL at 25 °C (lit.)

cation traces

Al: ≤0.00001%
B: ≤0.000002%
Ba: ≤0.00001%
Ca: ≤0.00005%
Cd: ≤0.000005%
Co: ≤0.000002%
Cr: ≤0.000002%
Cu: ≤0.000002%
Fe: ≤0.00001%
Mg: ≤0.00001%
Mn: ≤0.000002%
Ni: ≤0.000002%
Pb: ≤0.00001%
Sn: ≤0.00001%
Zn: ≤0.00001%

storage temp.

2-30°C

SMILES string

CCCCCCC

InChI

1S/C7H16/c1-3-5-7-6-4-2/h3-7H2 1-2H3

InChI key

IMNFDUFMRHMDMM-UHFFFAOYSA-N