silicon dioxide NEW
Price | $6 |
Package | 1kg |
Min. Order: | 1kg |
Supply Ability: | 2000KG/Month |
Update Time: | 2024-11-18 |
Product Details
Product Name: silicon dioxide | CAS No.: 7631-86-9 |
EC-No.: 231-545-4 | Min. Order: 1kg |
Purity: 99% | Supply Ability: 2000KG/Month |
Release date: 2024/11/18 |
[Appearance] Amorphous silica, the noncrystalline form of SiO2, is a transparent to gray, odorless, amorphous powder | |
[Melting point ] >1600 °C(lit.) | |
[Boiling point ] >100 °C(lit.) | |
[density ] 2.2-2.6 g/mL at 25 °C | |
[vapor pressure ] 13.3hPa at 1732℃ | |
[refractive index ] 1.46 | |
[Fp ] 2230°C | |
[storage temp. ] Refrigerator (+4°C) | |
[solubility ] Practically insoluble in water and in mineral acids except hydrofluoric acid. It dissolves in hot solutions of alkali hydroxides. | |
[form ] suspension | |
[pka] 6.65-9.8[at 20 ℃] | |
[color ] White to yellow | |
[Specific Gravity] 0.97 | |
[Odor] at 100.00?%. odorless | |
[PH] 5-8 (100g/l, H2O, 20℃)(slurry) | |
[Stability:] Stable. | |
[Resistivity] 1∞10*20 (ρ/μΩ.cm) | |
[Water Solubility ] insoluble |
Our Advantages
1.We have high purity products, we will strictly control the quality, and we always insist on reasonable and flexible price to match the high quality.
2. Spot samples can be shipped quickly after payment, saving time for receiving goods.
3.Full experience of large numbers containers loading in Chinese sea port.
4. Have professional customs clearance capabilities and the best after-sales service.
Our Service
1.Cooperate with research institutions, we strictly control the process from raw material to finished product.
2.The customer comes first, we provide reasonable price, high quality product and prompt shipment.
3.We can send the goods to your delivery address directly. It is relatively safe and fast.
4.Quick and clear response to customers questions.
5.We could make our price discount if you place a substantial order with us.
6.Products can be packaged according to customer requirements.
Company Profile Introduction
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- Since: 2024-07-17
- Address: Hebei shijiahzuang Cosco Business Plaza