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- 类型:电化学分析仪
SMA HPLC级乙腈 4L/瓶
该产品具有以下优点:
1. 美国SMA进口色谱乙腈
2. 低紫外线吸收,确保灵敏度
3. 严格控制非挥发性物质、游离酸、游离碱和水的含量至
4. 可用于荧光检测
5. 严格的梯度测试以检测干扰峰和基线漂移情况 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%