1.09336

LiChroprep^® Si 60 (15-25 µm)

for liquid chromatography

• 别名: 二氧化硅
• 线性分子式: SiO₂
• CAS号: 7631-86-9
• 分子量: 60.08
• MDL號碼: MFCD00011232
• 分類程式碼代碼: 41115711
• 酶委員會索引編號: 231-545-4

属性

• 材料: silica gel (irregularly-shaped)
• 品質等級: 100
• 產品線: LiChroPrep^®
• 效力: >5000 mg/kg LD₅₀, skin (Rabbit)
• 基質活性組: Irregular-Shaped Silica Gel
• 粒徑: 15-40 μm
• 孔徑: 6 nm mean pore size
• pH值: 7 (20 °C, 100 g/L in H₂O, slurry)
• bp: 2230 °C (lit.)
• mp: >1600 °C (lit.)
• 體積密度: 200‑800 kg/m³
• 應用: plasma purification
• 分離技術: reversed phase
• 儲存溫度: no temp limit
• SMILES 字串: O=[Si]=O
• InChI: 1S/O2Si/c1-3-2
• InChI 密鑰: VYPSYNLAJGMNEJ-UHFFFAOYSA-N

说明

一般說明

Irregular-shaped Silica gel with narrow, well defined particle size distribution delivering high separating performance, permeability and good reproducibility

應用

LiChroprep Si 60 (15-25 µm) for liquid chromatography. CAS 7631-86-9, EC Number 231-545-4, chemical formula SiO₂.

特點和優勢

LiChroprep^® Si 60 (15-25 µm) provides users with:

• Reproducible, homogeneous, irregularly shaped silica gel matrix
• Narrow, well defined particle size distribution for high performance and high permeability
• Large batch sizes up to 200 kg in the modification

包裝

Plastic bottle

分析報告

pH-value (10 % suspension): 6.5 - 7.5
Loss on drying (150 °C): 5.5 - 6.5 %
Specific surface area (according to BET): 480 - 540 m²/g
Pore volume (N₂-isotherm): 0.74 - 0.84 ml/g
particle size (Malvern) (d10): 11.0 - 16.0 µm
particle size (Malvern) (d50): 18.0 - 24.0 µm
particle size (Malvern) (d90): 27.0 - 37.0 µm
Application test (2-Nitrotoluene): conforms
Pressure: ≤ 15.0 bar
Separation efficiency (2-Nitrotoluene): ≥ 8000
Leading: ≤ 7 %
Tailing: ≤ 11 %
Symmetry: 0.8 - 1.5
Capacity factor: ≥ 0.3
The specific surface is related to silica gel raw material.

法律資訊

LICHROPREP is a registered trademark of Merck KGaA, Darmstadt, Germany

安全信息

• 儲存類別代碼: 13 - Non Combustible Solids
• 水污染物質分類（WGK）: nwg
• 閃點（°F）: Not applicable
• 閃點（°C）: Not applicable