Sell sand, silica powder, micro-silica powder fused quartz fused silica

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1. Quartz (Silica) Sand
high purity grade: SiO2:99.60%min-99.98%min ; Fe2O3 :1-35ppm Max. ; size:2-200 mesh
refined grade: SiO2 :99.50%min-99.90% min ; Fe2O3 : 50-300ppm Max. ; size:2-325 mesh
General grade:SiO2 :98.00%min-99.50% min ; Fe2O3 : 400 -1200ppm Max. ; size:2-400 mesh

2. Quartz (Silica) Stone
special grade: SiO2: 99.96%min; Fe2O3: 40ppm Max.
1st grade: SiO2: 99.90%min; Fe2O3: 40ppm Max.
2nd grade: SiO2: 99.80%min; Fe2O3: 100ppm Max.
3rd grade: SiO2: 99.60%min; Fe2O3: 300ppm Max.

3. Fused Quartz (Silica)
1st grade: SiO2: 99.9% min; Fe2O3: 30ppm Max. .
2nd grade: SiO2: 99.8% min; Fe2O3: 60ppm Max. .
3rd grade: SiO2: 99.7% min; Fe2O3: 100ppm Max. .

4. Fused Quartz (Silica) Powder
SiO2: 99.5-99.9% Max. ; Fe2O3 : 3-180ppm Max. ; size:4-2000mesh.

5. Microsilica Powder
(1) SiO2: 99.90%min; Fe2O3: 10ppm Max. ; Al2O3 :50ppm Max; size:300 mesh
(2) SiO2:99.80%min; Fe2O3: 50ppm Max. ; Al2O3 :50ppm Max; size:400 mesh
(3) SiO2:99.70%min; Fe2O3:100ppm Max. ; Al2O3 :60ppm Max; size :600 mesh

6. NATURAL CRYSTAL POWDER
SiO2: 99.90%min-99.99%min , size:2-300 mesh

7. QUARTZ TUBE: Clear fused quartz tubing, ozone-free or germicidal quartz tubing, uv-block quartz tubing.