Yuanjiang Brand - chromatography with neutral alumina product performance: this product is a white fine powder, odourless, tasteless, non-toxic, no powder, no crack after water, keep a certain intensity, show neuter when mixed with water, insoluble in water and organic solvents.Heat dissolved in acid alkali solution.Particle size uniformity, good permeability and permeability after filling.With a modest entrance, specific surface and activity,
Main use: this product is the extraction of effective components of traditional Chinese medicine extract, decoloring and removing impurity in the process of refining purification
Agent, and does not produce harmful substances in use.In addition, also widely used in chromatography, the drying process.
Physical and chemical indicators
indicators
model |
Al2O3
≥(%) |
SiO2
≤(%) |
Fe2O3
≤(%) |
Na2O
≤(%) |
Burning reduction
(%) or less |
PH |
activity |
Particle size (mesh) |
+ 80 (%) or less |
+ 150 or greater (%) |
ZB |
99.0 |
0.02 |
0.015 |
0.30 |
5.0 |
7.0 + / - 0.5 |
Ⅱ |
30 |
85 |
Particle size can be adjusted according to customer requirements. |