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DMF

Dimethylformamide(DMF)

Name: N,N-Dimethylformamide
Code of Dangerous Goods: 33627
UN No.: 2265
Class of Dangerous Goods: Class 3.3, inflammable liquid with high flash point
Usage: It is an excellent organic solvent and an important chemical raw material, which is widely used in the fields of petrochemicals, pesticides, pharmaceuticals, dyes, leather, painting, organic synthesis, etc.

Item

Index

Premium grade

First class

Qualified

Appearance

Transparent liquid without visible impurities

Assay, w/% ≥

99.9

99.5

Methanol, w/% ≤

0.0010

0.0030

0.0050

Heavy ends(as DMAc),w/%

To be agreed upon by Buyer and Seller

Color (Hazen), (Pt-Co) ≤

5

10

20

Moisture, w/% ≤

0.050

Iron, w/(mg/kg) ≤

0.05

Acidity (as formic acid), w/% ≤

0.0010

0.0020

0.0030

Bacisity (as DMA), w/% ≤

0.0010

0.0020

0.0030

PH (25 °C, 20% solution)

6.5-8.0

Conductivity (25 °C)/μs/cm ≤

2.0

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