型号 | 其他 | 目数 | 其他目 |
---|---|---|---|
规格 | 14kg/包 |
测试项目 | Testing Items | 规格 | 参考方法 |
外观 | Appearance | 白色粉末 | 视觉 |
SiO2(assay),% | SiO2(assay),% | 97.0 min | XRF |
Al2O3,% | Al2O3,% | 0.2 max | XRF |
Na2SO4,% | Na2SO4,% | 2.0 max | XRF |
铅、ppm等重金属 | Heavy Metals as Pb,ppm | 15 max | AA |
Aresenic as As,ppm | Aresenic as As,ppm | 2 max | AA |
湿气(2hrs at 105℃),% | Moisture(2hrs at 105℃),% | 7.0 max | ISO 787-2 |
灼烧损失 | Ignition Loss(Dry base),% | 8.5 max | ISO 3262-19 |
PH(5% suspension) | PH(5% Suspension) | 6.4-7.4 | ISO 787-9 |
体积密度,g/c.c | Bulk Dendity,g/c.c | 0.14-0.19 | ISO 787-11 |
吸油量(DOA),ml/100g | Oil Absorption(DOA)),ml/100g | 270-310 | ASTM D6854-15a |
粒径大小(Laser),μm | Median Size(Laser),μm | 11~16 | ISO 13320-1 |
325目上的筛残留物,% | Sieve Residued on 325 mesh,% | 2.0 max | ISO 3262-19 |