推薦產品
產品名稱
SUPELCOSIL™ LC-NH2-NP HPLC 色谱柱, 5 μm particle size, L × I.D. 25 cm × 4.6 mm
agency
suitable for USP L8
特點
endcapped
製造商／商標名
SUPELCOSIL™
標籤範圍
3% Carbon loading
參數
≤70 °C temp. range
400 bar pressure (5801 psi)
技術
HPLC: suitable
長度 × 內徑
25 cm × 4.6 mm
表面積
170 m2/g
表面覆盖率
surface coverage 5.1 μmol/m2
基質
silica gel, spherical particle platform
基質活性組
amino phase
粒徑
5 μm
孔徑
120 Å
pH值
2-7.5
應用
food and beverages
分離技術
normal phase
一般說明
SUPELCOSIL LC-NH2-NP 是专用于正相色谱的一种氨基键合相。通过使用特殊的键合技术，并且在制造和测试色谱柱的过程中避免接触到水，我们显著地降低了保留时间的变化，而这正是正相色谱的典型特征。
是一种用于正相条件的氨基键合相。通过使用特殊的键合技术，并且在制造和测试色谱柱的过程中避免接触到水，我们显著地降低了保留时间的变化，而这正是正相色谱的典型特征。正相色谱尤其适用于非水溶性分析物，例如脂溶性维生素 A、D、E 和 K。
该色谱柱仅限于无水流动相条件下使用。
该色谱柱仅限于无水流动相条件下使用。
特點和優勢
SUPELCOSIL LC-NH2-NP 色谱柱：
•在正相分离中具有稳定的保留时间
•相对于裸硅胶而言，对流动相中含少量水或流动相中水含量的变化不敏感
•对脂溶性维生素具有极佳的分离性能
•在正相分离中具有稳定的保留时间
•相对于裸硅胶而言，对流动相中含少量水或流动相中水含量的变化不敏感
•对脂溶性维生素具有极佳的分离性能
•在正相分离中具有稳定的保留时间
•相对于裸硅胶而言，对流动相中含少量水或流动相中水含量的变化不敏感
•对脂溶性维生素具有极佳的分离性能
•相对于裸硅胶而言，对流动相中含少量水或流动相中水含量的变化不敏感
•对脂溶性维生素具有极佳的分离性能
法律資訊
SUPELCOSIL is a trademark of Sigma-Aldrich Co. LLC
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