Description of Silicon Dioxide from Watson Biotechnology Co., Ltd
Basic Information of Silicon Dioxide |
Product Name | Silicon Dioxide |
CAS NO. | 7631-86-9 |
Apperance | White powder |
Assay | 99% |
Pacakge | 1kg/Foil Bag,10kg /Box |
MOQ | 1kg |
Storage | Cool and dry place |
Shelf Life | 2 Years |
Brand | Watson |
Specifications(COA) of Silicon Dioxide CAS 7631-86-9 use for Construction Materials Chemicals and Catalysts Personal Care Products
Items | Specifications | Results |
Specific surface area | 200±20 m2/g | 216 m2/g |
Appearance | White powder | Conforms |
pH value | 3.7~4.5 | 4.1 |
Loss on drying @150℃ | ≤1.5% | 0.74% |
Loss on ignition @1000℃ | ≤2.0% | 0.86% |
Sieve residue | ≤0.04% | 0.01% |
Tamped density | 40~60 g/l | 41g/l |
SiO2 content | ≥99.8% | 99.86% |
Carbon content | ≤0.15% | 0.036% |
Chloride content | ≤0.02% | 0.002% |
Oxide content | Al2O3 ≤0.03% | ＜0.01% |
TiO2 ≤0.02% | 0.01% |
Fe2O3 ≤0.003% | ＜0.001% |
Conclusion | The product complies with above specifications. |
Silicon dioxide (SiO₂), also known as silica, has a wide range of applications due to its unique physical and chemical properties. Some of the primary applications include:
1. Glass and Ceramics:
- Glass Manufacturing: Silicon dioxide is a major component in glass production, used in making windows, bottles, and other glass products. It imparts hardness and chemical resistance.
- Ceramics: Silica is also used in the production of ceramics, where it acts as a filler and helps to improve mechanical properties.
2. Electronics and Semiconductors:
- Insulator in Microelectronics: In the semiconductor industry, silicon dioxide is used as an insulator and a dielectric material in integrated circuits and microelectronic devices. It serves as a barrier layer to prevent electrical conduction between different regions.
- Silicon Wafer Production: SiO₂ layers are grown on silicon wafers for various processes, including as a gate dielectric in transistors.
3. Construction Materials:
- Cement and Concrete: Silica is a component of Portland cement, providing strength and durability to the material. It is also used as a pozzolan in concrete, enhancing its properties.
- Sandblasting and Abrasives: Silica sand is used as an abrasive material in sandblasting and as a component in abrasive products.
4. Chemicals and Catalysts:
- Chemical Synthesis: Silicon dioxide is used as a catalyst support in various chemical reactions due to its high surface area and thermal stability.
- Desiccants and Adsorbents: Due to its high affinity for water, silica gel is commonly used as a desiccant to control humidity.
5. Food and Pharmaceuticals:
- Food Additive: Silicon dioxide is used as an anti-caking agent in powdered foods to prevent clumping.
- Pharmaceuticals: It is used as a flow agent in tablet manufacturing and as a carrier for pharmaceuticals.
6. Optical Applications:
- Fiber Optics: Silica is the primary material used in the production of optical fibers due to its low optical loss and ability to transmit light over long distances.
- Lenses and Optics: It is used in lenses and other optical components for its clarity and resistance to scratching.
7. Environmental Applications:
- Water Filtration: Silica sand is used in water filtration systems to remove impurities from water.
- Catalysts and Sorbents: Silica-based materials are used in environmental applications to capture pollutants and catalyze reactions to neutralize harmful substances.
8. Personal Care Products:
- Cosmetics: Silicon dioxide is used in cosmetics as a thickening agent and to improve the texture of products. It can also provide a matte finish in makeup.
These diverse applications highlight the versatility of silicon dioxide across various industries.
FAQ From Watson Biotechnology Co., Ltd |
Q | Can I get a sample for free ? |
A | For small QTY and low value product, we can provide sample for free exclude shipping cost. For high value sample, we will charge the basic sample cost, but we can refund all the cost if customers place order after sample test. |
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Q | How to confirm the product quality before placing orders ? |
A | Most of our products confirm to international standards like USP/EP/BP/JP/CP. We will provide COA/TDS/MSDS for customers to confirm the specification before placing order. |
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Q | What is the payment you accept? |
A | For small and low value order, we accept CreditCard, MaterCard,VISA,Western Union and T/T.For large order, we can do T/T and L/C. Any pay on delivery or pay-after are not available for us. |
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Q | What is your shipment way ? |
A | For less than 100kg gross weight order will ship with courier like FedEx or UPS, we support customers to place courier orders remotely by their account, we will package the goods well and wait for pick up.For more than 100kg goods, we will transport by Air or Sea according to customers' requirement. |
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Q | How long is your after-sales service? |
A | We accept customer’s quality complaint in three month after customer received the goods. We provide tech.support for all-life if customer place order from our company. |
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| How do you treat quality complaint ? |
A | We support customer to provide our products to any rightful third party testing organization to test our products according to the COA specification, if the test result is confirm with COA, we will take all the loss for customers. |
Founded in 2006 and headquartered in Wuhan, Hubei, China, Watson Biotechnology Co., Ltd is a leading manufacturing powerhouse specializing in the production of Active Pharmaceutical Ingredients (APIs) and Intermediates, Food and Feed Additives, Agricultural and Aquaculture chemicals, and Fine Chemicals. As a dedicated factory, our operations are driven by a commitment to excellence and innovation, ensuring that our products meet the highest standards of quality and compliance.
With a robust team of over 100 skilled professionals, Watson Biotechnology has established itself as a trusted name in the industry. Our products are meticulously crafted to align with international standards such as USP (United States Pharmacopeia), EP (European Pharmacopoeia), and BP (British Pharmacopoeia), guaranteeing reliability and efficacy.
At Watson Biotechnology, we pride ourselves on our cutting-edge facilities and state-of-the-art technology, which enable us to deliver superior products that cater to a diverse range of needs across various sectors. Our dedication to continuous improvement and customer satisfaction drives us to maintain stringent quality control processes and foster an environment of innovation and growth.
Watson Biotechnology Co., Ltd is a professional manufacturer which provide Silicon Dioxide with good quality and best price, welcome to contact us to get COA/TDS/MSDS of Silicon Dioxide.
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