| Crystallinity,% | ＞90 | |||||||
| Surface Area(BET)，㎡/g | ＞350 | |||||||
| SiO2/TiO2 ratio,(mol/mol) | ＞20 | |||||||
| Na2O,wt% | ＜0.1 | |||||||
| Loss of lgnition（550℃，2hr）,wt% | ＜5.0 | |||||||
| Packaging size | Net weight: 25Kg±0.04Kg per bag | |||||||
| Package | Plastic woven bag lined with polyethylene film bag | |||||||
| Storage | Bagged, dry sealed | |||||||
