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~Reagent Grade Column Chromatography Silica Gel（ZCX-Ⅲ-AR）

1. Performance: The product is on the basis of industrial silica gel, then using our patent chromatography to do acid treatment and water treatment, thereby greatly reducing the content of metal impurities, so the purification effect becomes better.

2. Application: Analysis and purification of pharmaceutical, chemical intermediates

                      Mainly applicable to university, research institute and CRO company          

3. Leading indicator:

                 Pore diameter: 90Å

                 Pore volume: 0.8-1ml/g

                 Specific surface area: 300-400m2/g

                 PH: 6.5-7.5            

                 Loss on heating(150℃): ＜2%

4. Metal ions content: Na＜0.04%, Ca＜0.04%, Fe＜0.02%, CL＜0.02%, Pb＜0.0001%

5. Particle size:

mesh

Corresponding micron (μm)

60-80

180-280

60-100

154-280

80-100

154-180

80-120

125-180

100-160

98-154

100-200

74-154

160-200

74-98

200-300

54-74

300-400

38-54

6. Package:

       500g/bottle（10kgs/carton, 20bottles/carton）

       1kg/bag（10kgs/carton, 10bags/carton）

       5kgs/bag (20kgs/carton, 4bags/carton)

       20kgs or 25kgs /bag (imported kraft coated woven)

       20kgs or 25kgs/barrel (cardboard or polyethylene barrel)