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sigma HPLC乙腈 Acetonitrile
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产品名称:
sigma HPLC乙腈 Acetonitrile
产品型号:
34851 CHROMASOLV? gradient grade, for HPLC, ≥99.9
产品展商:
上海嘉适科学仪器有限公司
产品文档:
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简单介绍
sigma HPLC乙腈 Acetonitrile ：Synonym: ACN, Methyl cyanide CAS Number: 75-05-8 Linear Formula: CH3CN Molecular Weight: 41.05 Beilstein Registry Number: 741857 EC Number: 200-835-2
sigma HPLC乙腈 Acetonitrile
的详细介绍
sigma HPLC乙腈 Acetonitrile
Description
| Frequently Asked Questions | Live Chat and Frequently Asked Questions are available for this Product. |
| Other Notes | Pure-Pac® II containers require the Micromatic MacroValve coupler for dispensing solvents, Z560723. |
| Packaging | 100 mL in glass btl |
| | 18, 200 L in Pure-Pac™ 1 |
| | 7 L in ss drum |
| | 1, 6×1, 144×1, 2, 4×2, 4, 4×4 L in glass btl |
| Legal Information | CHROMASOLV is a registered trademark of Sigma-Aldrich Biotechnology LP and Sigma-Aldrich Co. |
| | Pure-Pac is a registered trademark of Sigma-Aldrich Biotechnology LP and Sigma-Aldrich Co. |
Properties
| grade | CHROMASOLV® gradient grade |
| | for HPLC |
| vapor density | 1.41 (vs air) |
| vapor pressure | 72.8 mmHg ( 20 °C) |
| assay | ≥99.9% |
| autoignition temp. | 973 °F |
| expl. lim. | 16 % |
| measuring range | ≤15 mAU baseline drift, (210 nm) |
| total impurities | ≤0.0002% free alkali (as NH3) |
| | ≤0.0005% non-volatile matter |
| | ≤0.001% free acid (as CH3COOH) |
| | ≤0.02% water (Karl Fischer) |
| | ≤0.5 ppb fluorescence (quinine) at 365 nm |
| | ≤1 ppb fluorescence (quinine) at 254 nm |
| transmittance | 195 nm, ≥75% |
| | 200 nm, ≥93% |
| | 230 nm, ≥99% |
| refractive index | n20/D 1.344(lit.) |
| bp | 81-82 °C(lit.) |
| mp | −48 °C(lit.) |
| density | 0.786 g/mL at 25 °C(lit.) |
| abs. | HPLC-gradient/210 nm ≤3 mAU |
| | HPLC-gradient/254 nm ≤0.5 mAU |
| storage temp. | Room temp |
Safety
sigma HPLC乙腈 Acetonitrile