High Purity Quartz, Silica Sand, Fused Quartz, Microsilica, Quartz Tube

1. Quartz sand(silicasand)
High purity grade: Sio2:99.95%min-99.8%min fe2o3:3ppm max-30ppm max, size:2-200 mesh high purity silica sand, quartz stone
Deliberated grade: Sio2:99.8%min-99.0%min fe2o3:50ppm max-0.03% max, size:2-325 mesh
2. Natural crystal powder
Sio2:99.90%min-99.99%min, size:2-300 mesh
3. Fused quartz ingot
Sio2:99.9%min fe2o3:50ppm max, al2o3:0.03% max, size:5-100 mesh
4. Quartz in lump
Special grade: Sio2:99.9%min,
1st grade: Sio2:99.8%min fe2o3:0.004%max
2nd grade: Sio2:99.7%min fe2o3:0.008%min
3rd grade: Sio2:99.5%min fe2o3:0.03%min.
5. Micro-silica powder
Sio2:99.5%min-99.0% min, fe2o3:0.02%max, al2o3:0.3% max, size:200-800 mesh
6. Fused quartz powder
Sio2:99.9%max, fe2o3:50ppm max, size:2-325 mesh
7. Quartz tube: Clear fused quartz tubing, ozone-free or germicidal quartz tubing, uv-block quartz tubing.