C series of silica developed by Q&C is mainly used for feed addictive, divided into three types: carriers, free-flow agent and anti-caking agent. It occupies an important position in international mainstream markets. C series product has already obtained feed addiction production license issued by China Ministry of Agriculture, completed FAMI-QS authentication, certified with ISO9001 and US FDA.
Type | NEWSIL® | NEWSIL® | NEWSIL® | NEWSIL® | |
|---|---|---|---|---|---|
physical form |
| Powder | Micro-pearl | Powder | Super-fine powder |
Particle Size(D50) | um | 25~55 | 250~330 | 100-170 | 5～15 |
DBP | cm3/100g | 250～350 | 200～300 | 230～300 | 250～350 |
silica（dry basis） | % | ≥98 | |||
drying loss | % | ≤8.0 | |||
ignition loss (dry basis) | % | ≤7.0 | |||
pH（10% aqueous solution） | 6.0~7.5 | ||||
Heavy Metal（in form of Pb） | % | ≤0.003 | |||
As | % | ≤0.0003 | |||
Pb | % | ≤0.001 | |||
Soluble salts (in forms of Na2SO4) | % | ≤3.0 | |||