N,N-二甲基甲酰胺

grade

ACS reagent

agency

reag. ISO, reag. Ph. Eur.

Quality Level

300

vapor pressure

2.7 mmHg ( 20 °C)

product line

EMSURE^®

assay

≥99.8% (GC)

form

liquid

autoignition temp.

833 °F

potency

3010 mg/kg LD₅₀, oral (Rat), 1500 mg/kg LD₅₀, skin (Rabbit)

expl. lim.

15.2 %

dilution

(for analytical testing)

impurities

≤0.00005% Al (Aluminium), ≤0.0005 meq/g Titrable acid, ≤0.003 meq/g Titrable base, ≤0.1% Water

evapn. residue

≤0.001%

color

clearAPHA: ≤10

pH

7 (20 °C, 200 g/L in H₂O)

bp

153 °C (lit.)

mp

−61 °C (lit.)

transition temp

flash point 57.5 °C

solubility

soluble 1000 g/L

density

0.944 g/mL (lit.)

cation traces

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