- 類型：電化學分析儀
SMA HPLC級乙腈 4L/瓶
該產品具有以下優(yōu)點：
1. 美國SMA進口色譜乙腈
2. 低紫外線吸收，確保靈敏度
3. 嚴格控制非揮發(fā)性物質、游離酸、游離堿和水的含量至
4. 可用于熒光檢測
5. 嚴格的梯度測試以檢測干擾峰和基線漂移情況 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%
