Diatomite Filter Aid
MercedemDiatomite Filter Aid
Alternate Name: Kieselguhr, Diatomite, diatomacea terra.
CAS#: 61790-53-2 (pulvis calcis)
CAS#: 68855-54-9;
Formula：SiO2
Formulae structurales
Usus "Ad medicandum, potum, medicinam, oleum expolitio, saccharum expolitio et industria chemica adhiberi potest.
Specifications
| Item | Standard |
| Aspectus | Album / flavo lux / rosea cerussa |
| Permeability darcy | 0.07-0.15/0.15-0.25/0.6-1.30/1.40-2.70/2.50-3.50/ 3.50-5.00/5.00-6.50/6.50-8.00/8.00-12.00 |
| Non-Siicon materiale | ≤25.0% |
| SiO'2 | ≥85% |
| Al2O3 | ＜4.5% |
| Fe2O3 | ≤1.5% |
| CaO' | -0.5% |
| MgO | -0.4% |
| Aquae solutorum substantiarum | ≤3.0% |
| Damnum in ignitio | ≤0.5% |
| Acidum solutum | ≤3.0% |
| Damnum in siccitate | ≤3.0% |
| PH | 6-8/8-11 |
| Pb | ≤4.0mg/kg |
| As | ≤5.0mg/kg |
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