C4H9NO
N,N-Dimethylacetamide Headspace
GC-Headspace grade N,N-Dimethylacetamide for the analysis of OVI - Organic Volatile Impurities. It is suitable for analysis according to the ICH, USP & EP methods. To ensure the absence of interference, every single production batch of GC-Headspace grade N,N-Dimethylacetamide is tested.
Main Properties
| M | 87.12 |
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| D | 0.937 |
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| b.p | 164-166 °C |
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| m.p | -20 °C |
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Product Specification
| Appearance | Clear colorless liquid |
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| Assay (GC, on anhydrous basis) | min. 99.99% |
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| Refractive index (20/D) | 1.436-1.438 |
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| Acidity (as Acetic acid) | max. 0.003% |
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| Water (KF) | max. 0.02%w/w |
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| UV cutoff wavelength | 190-268nm |
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| T268nm | min. 10% |
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| T275nm | min. 55% |
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| T300nm | min. 85% |
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| T350nm | min. 98% |
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| T400nm | min. 99% |
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| Headspace test for O.V.I's | Passes HS test for O.V.I's |
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