Perloza ST
Perloza ST is a medium to low porosity regenerated cellulose heterogeneous nature (partially microcrystalline), polymeric structure is stabilized only by hydrogen bridges - not covalently crosslinked.
Perloza ST has regular spherical particles. It is low porous dry product with a residual humidity of max. 12%.
Standard ranges of particle size (um) : |
Superfine |
30 - 50 |
Fine |
50 - 75 |
Medium |
75 - 150 |
Coarse |
150 - 300 |
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The content of particles in a stated range is ensured, in minutes. amount, 95.0% |
Bulk density: |
0,955 g/ml |
Noncombustible rest: |
max. 0,250 ash ,%hm. |
Content of heavy metals: |
max.10,0 ppm, Pb2+ |
pH of aqueous extract: |
5,0 – 7,0 |
Exclusion limit: |
100 000 proteins, g/mole |
Fractionation range: |
10 000 - 80 000 proteins, g/mole |
Pressure resistance: |
min. 5,0 bar |
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Permeability layers (ml / cm 2 * h * bar * m) |
SuperFine |
85 |
Fine |
270 |
Medium |
> 500 |
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Temperature resistance: |
120°C |
Stability pH range: |
1,0 – 14,0 |
Stability at ionic strength: |
min. do 10,0 mole/l |
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Swelling / Shrinkage (% vol.): |
aqueous solutions |
max. 1,0 |
polar organic solvents |
max. 10,0 |
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