Product name
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Acetonitrile
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English name
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Acetonitrile
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CAS RN
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75-05-8
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Molecular formula
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C2H3N
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Molecular weight
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41.05
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Structural formula
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Technical index of Industrial Acetonitrile
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Item
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Quality index
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Appearance
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Transparent liquid, no suspended matter
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Item | Quality index | ||
Chromatographic grade | Preparation grade | ||
Appearance | Colorless transparent liquid, no suspended matter | Colorless transparent liquid, no suspended matter | |
Chroma | ≤ 10 Hazen | ≤ 10 Hazen | |
Moisture | ≤ 200ppm | ≤ 200ppm | |
Purity(GC) | ≥ 99.9% | ≥ 99.9% | |
Acidity (as H+) | ≤ 0.05 mmol/100g | ≤ 0.05 mmol/100g | |
Alkalinity (as OH-) | ≤ 0.02 mmol/100g | ≤ 0.02 mmol/100g | |
Residue on Evaporation | ≤ 3.0 ppm | ≤ 3.0 ppm | |
Fluorescent impurities | at 254 nm | / | / |
at 365 nm | / | / | |
Transmittance | at 193 nm | / | / |
at 195 nm | ≥ 75 % | / | |
at 200 nm | ≥ 95 % | ≥ 90 % | |
at 210 nm | / | ≥ 94 % | |
at 220 nm | / | ≥ 96 % |