| Model: | 68-12-2 |
|---|---|
| Brand: | SY |
| Origin: | Made In China |
| Category: | Chemicals / Organic Chemical Materials / Organic Acid |
| Label: | Dimethylformamide , 99.98% solvent , in good price |
| Price: |
US $900
/ Ton
|
| Min. Order: | 15.2 Ton |
| Live Chat: | Last Online:12 Nov, 2012 |
|
CAS No.: 68-12-2
|
Other Names: DMF
|
MF: C3H7NO
|
|
EINECS No.: 200-679-5
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Grade Standard: Industrial Grade
|
Purity: 99.96%
|
|
Relative density:0.9445(25°C)
|
Melting point: -61°C
|
Brand Name: SY
|
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Item
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Index
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Result
|
||
|
High-class
|
First-class
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Qualified
|
||
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Appearance
|
Clear liquid, no visible impurities
|
Clear liquid, no visible impurities
|
||
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DMF (%) ≥
|
99.9
|
99.5
|
99.98
|
|
|
Methanol (%) ≤
|
0.0010
|
0.0030
|
0.0050
|
0.0009
|
|
Heavy Constituent (according to DMF) (%)
|
Determined by suppliers and customers
|
0.0376
|
||
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Hazen unit; (platinum-cobalt scale) ≤
|
5
|
10
|
20
|
4
|
|
Moisture (%) ≤
|
0.050
|
0.0029
|
||
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Iron (mg/kg) ≤
|
0.05
|
0.010
|
||
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Acidity (according to formic acid )
(%) ≤
|
0.0010
|
0.002.
|
0.0030
|
0.0001
|
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Alkalinity (%) ≤
|
0.0010
|
0.0020
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0.0030
|
0.0003
|
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PH value (25°C,20% water solution)
|
6.5-8.0
|
7.7
|
||
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Electrical conductivity (25°C) µS/cm ≤
|
2.0
|
-
|
0.33
|
|
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Conclusion
|
High-class product
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