Molecular formula: C6HnNO
N- ethyl pyrrolidone (NEP) is a kind of organic synthesis intermediates, used for a variety of chemical synthesis, can also be used as an organic solvent.
N- ethyl pyrrolidone (NEP) is a kind of organic synthesis intermediates, used for a variety of chemical synthesis, can also be used as an organic solvent, is mainly used in oil refining and the manufacture of gunpowder; lithium batteries, medicine, dyes, pesticides, chemicals, paint, heat resistant high molecular weight polymer polymer resin and adhesive, coating of degreasing agent, epoxy resin glue edge resection, acetylene, butadiene extraction, gas desulfurization, pesticide, synthetic fiber spinning medium, pigment dispersion etc.
N- ethyl pyrrolidone is colorless and transparent liquid, has the weak alkaline, boiling point: 212 °C (Chang Ya), is a strong polar organic solvent, with water and organic solvents miscible in any proportion.
Galvanized iron or plastic packaging barrels, a barrel net weight 200kg.
|
Specification/Index
|
Reagent class |
Electric class |
Industrial class |
Common class |
|
Appearance |
Colorless transparent clear liquid |
Colorless transparent clear liquid |
Colorless transparent clear liquid |
Colorless transparent or light yellow clear liquid |
|
(GC,wt%) Purity |
>99.8 |
>99.5 |
>99.0 |
>98.5 |
|
(K.F., wt% ) Moisture |
<0.05 |
<0.1 |
<0.3 |
<0.5 |
|
(Hazen ) Color |
<20 |
<25 |
<30 |
<40 |
|
(D420 ) Density |
0.994-0.999 |
0.992-0.999 |
0.990-0.999 |
0.990-0.999 |
|
(Nd20 ) Refractivity |
1.465 ~ 1.467 |
1.465 ~ 1.467 |
1.465-1.467 |
1.465 ~ 1.467 |
|
pH value |
7~9 |
7~9 |
7~10 |
— |
|
Total Amines(as Monoethyl amine) |
<0.005 |
<0.01 |
<0.02 |
— |
|
r-butyrolactone |
<0.02 |
<0.03 |
<0.05 |
— |
Molecular formula: C5H9NO This product is an important chemical raw materials, is a kind of high selectivity and good s...
This product is an important chemical raw materials, is a kind of high selectivity and good stability of polar solvent
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