58295
SUPELCOSIL™ LC-Si (5 µm) HPLC Columns
L × I.D. 25 cm × 4.6 mm, HPLC Column
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关于此项目
UNSPSC Code:
41115700
eCl@ss:
32110501
NACRES:
NB.21
L × i.d.:
25 cm × 4.6 mm
Particle size:
5 μm
Matrix active group:
Si, silica phase
Pore size:
120 Å pore size
Matrix:
silica gel, spherical particle platform
产品名称
SUPELCOSIL™ LC-Si HPLC 柱, 5 μm particle size, L × I.D. 25 cm × 4.6 mm
agency
suitable for USP L3
Quality Segment
manufacturer/tradename
SUPELCOSIL™
parameter
≤70 °C temp. limit, 400 bar pressure (5801 psi)
technique(s)
HPLC: suitable
L × I.D.
25 cm × 4.6 mm
surface area
170 m2/g
matrix
silica gel, spherical particle platform
matrix active group
Si, silica phase
particle size
5 μm
pore size
120 Å pore size
pH range
2-7.5
application(s)
food and beverages
compatibility
mode of use normal phase HPLC
separation technique
hydrophilic interaction (HILIC), normal phase
General description
与正相硅胶柱配合使用的流动相，通常包含己烷和庚烷等烃类溶剂，并混合有相对较少的强极性溶剂。非极性化合物将首先从柱上洗脱，而极性溶质与硅胶表面上的硅烷醇基团具有较强的相互作用。硅胶的极性选择性对于毒枝菌素的分离非常有用。由于硅胶的低运行成本以及相对于反相柱反压较低，通常用于制备色谱中。硅胶是有机化学家最常用的低压制备工具。SUPELCOSIL LC-Si 柱中的未改性硅胶也可分离位置异构体。
Legal Information
SUPELCOSIL is a trademark of Sigma-Aldrich Co. LLC
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存储类别
13 - Non Combustible Solids
flash_point_f
Not applicable
flash_point_c
Not applicable