| 产品介绍 |
FLORISIL®是一种在前处理和色谱分析中有着广泛用途应用的高选择性吸附剂。这种吸附剂的独特之处,在于它是一种极其纯净的、硬粉末狀的硅酸镁凝胶。
FLORISIL由U.S.Silica公司制造。
Florisil®是一种用于制备和分析色谱的硅酸镁粉末硬凝胶；是在气相色谱中用作吸附剂的活性硅酸镁。
Florisil的典型化学组成：MgO－15.5%、SiO2－84%、Na2SO4－0.5%
比表面积：289 m2/g
级别信息：
A 级（A Grade）:标准活化等级,在650℃下活化 (适用于ISO 9337-2标准：油气指数的测定）
B 级（B Grade）:低活性等级,在260℃下活化
农残级（PR Grade）:农药残留分析等级,在675℃活化
FLORISIL® is a highly selective adsorbent which has found extensive use in preparative and analytical chromatography.This adsorbent is unique because it is an extremely white,hard powdered magnesium-silica gel. Frequently referred to as a magnesium silicate, FLORISIL is manufactured by U.S. Silica Company.
Florisil is a hard, powdered gel of magnesium-silicate used in preparative and analytical chromatography.
Typical chemical composition of Florisil: MgO - 15.5%, SiO2 - 84.0%, Na2SO4 - 0.5%
Surface area:289 m2/g
Grade information:
A Grade:Standard activation grade, activated at 650 degrees C
B Grade:Less active grade, activated at 260 degrees C
PR Grade:Pesticide residue analysis grade, activated at 675 degrees C
Florisil 为以下机构的注册商标： U.S. Silica Company.
Florisil is a registered trademark of U.S. Silica Company |
