1.02937
N,N-Dimethylformamide
for spectroscopy Uvasol®
동의어(들):
DMF, N,N-Dimethylmethanamide, Formic acid dimethylamide, DMF, NSC 5356
크기 선택
제품정보 (DICE 배송 시 비용 별도)
Quality Level
vapor pressure
2.7 mmHg ( 20 °C)
assay
≥99.9% (GC)
form
liquid
autoignition temp.
833 °F
potency
3010 mg/kg LD50, oral (Rat), 1500 mg/kg LD50, skin (Rabbit)
expl. lim.
15.2 %
technique(s)
UV/Vis spectroscopy: suitable
impurities
≤0.0002 meq/g Acidity, ≤0.0002 meq/g Alkalinity, ≤0.02% Water
evapn. residue
≤0.0002%
color
APHA: ≤10
transmittance
270 nm, ≥25%, 275 nm, ≥60%, 290 nm, ≥80%, 300 nm, ≥90%, 330 nm, ≥98%
pH
7 (20 °C, 200 g/L in H2O)
bp
153 °C (lit.)
mp
−61 °C (lit.)
transition temp
flash point 57.5 °C
density
0.944 g/mL (lit.)
UV absorption
λ: 270 nm Amax: ≤0.60, λ: 275 nm Amax: ≤0.22, λ: 290 nm Amax: ≤0.10, λ: 300 nm Amax: ≤0.05, λ: 330 nm Amax: ≤0.01
storage temp.
2-30°C
Application
Analysis Note
Evaporation residue: ≤ 0.0002 %
Water: ≤ 0.02 %
Colour: ≤ 10 Hazen
Acidity: ≤ 0.0002 meq/g
Alkalinity: ≤ 0.0002 meq/g
Fluorescence (as quinine at 365 nm): ≤ 1.0 ppb
Transmission (at 270 nm): ≥ 25 %
Transmission (at 275 nm): ≥ 60 %
Transmission (at 290 nm): ≥ 80 %
Transmission (at 300 nm): ≥ 90 %
Transmission (from 330 nm): ≥ 98 %
Absorbance (at 270 nm): ≤ 0.60
Absorbance (at 275 nm): ≤ 0.22
Absorbance (at 290 nm): ≤ 0.10
Absorbance (at 300 nm): ≤ 0.05
Absorbance (from 330 nm): ≤ 0.01
Meet the requirements of "Specific use spectroscopy" according ACS
Other Notes
Legal Information
signalword
Danger
Hazard Classifications
Acute Tox. 4 Dermal - Acute Tox. 4 Inhalation - Eye Irrit. 2 - Flam. Liq. 3 - Repr. 1B
저장 등급
3 - Flammable liquids
wgk
WGK 2
flash_point_f
135.5 °F - closed cup
flash_point_c
57.5 °C - closed cup
시험 성적서(COA)
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