SMA HPLC级乙腈 4L/瓶
该产品具有以下优点: |
|
Acetonitrile ≥99.9% |
|
Water (by Karl Fisher) |
≤ 0.006% |
Non-volatile matter |
≤ 0.0005% |
Free acid (as CH3COOH) |
≤ 0.001% |
Free alkali (as NH3) |
≤ 0.0002 % |
Fluorescence at 254 nm |
≤ 1ppb |
Fluorescence at 365 nm |
≤ 0.5ppb |
Transmittance at 193 nm |
≥ 60% |
Transmittance at 195 nm |
≥ 80% |
Transmittance at 230 nm |
≥ 98% |