Anhui Herrman Impex Co., Ltd
| Place of Origin: | China |
|---|---|
| Brand Name: | Herrman |
| Certification: | ISO9001 |
| Model Number: | AH200 |
| Minimum Order Quantity: | 100KGS |
| Packaging Details: | 10KG/Bag |
| Delivery Time: | 7-15Days |
| Payment Terms: | L/C, D/A, D/P, T/T, Western Union |
| Supply Ability: | 10000kg/month |
| Name: | HIGH PURITY FUMED SILICA HYDROPHILIC 200 | Color: | White |
|---|---|---|---|
| Appearance: | Powder | Origin: | China |
| Purity: | 99.85 | Sample: | Free |
| High Light: | 99.85 Hydrophilic Pyrogenic Silica,Herrman Hydrophilic Pyrogenic Silica |
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HIGH PURITY FUMED SILICA HYDROPHILIC 200
Physical & Chemical Data
| Item Grade | AH-150 | AH-200 | AH-300 | AH-380 | Testing method |
| Surface aream2/g | 150±30 | 200±30 | 300±30 | 380±30 | GB/T20020 |
| pH of suspending solution(4%) | 3.6-4.5 | 3.6-4.5 | 3.6-4.5 | 3.6-4.5 | ISO787-9 |
| Heating loss % | ≤1.5 | ≤1.5 | ≤1.5 | ≤1.5 | ISO787-2 |
| Burning loss% | ≤2.5 | ≤2.5 | ≤2.5 | ≤2.5 | ISO3262-1 |
| Sieve residue (45um)% | ≤0.05 | ≤0.05 | ≤0.05 | ≤0.05 | ISO787-18 |
| SiO2 content% | ≥99.8 | ≥99.8 | ≥99.8 | ≥99.8 | ISO3262-20 |
| Apparent densityg/L | 25-60 | 25-60 | 25-60 | 25-60 | ISO787-11 |
Packing: 10kg bag or on the clients' requirements.
