| Item | Standard |
| Appearance | White powder |
| Purity (SiO2, %) | ≥ 96 |
| Oil absorption (cm3/g) | 2.0~ 3.0 |
| Loss on drying (%) | 4.0~ 8.0 |
| Loss on ignition (%) | ≤8.5 |
| BET (m2/g) | 170~ 240 |
| pH (10% solution) | 5.0~ 8.0 |
| Sodium sulfate (as Na2SO4, %) | ≤1.0 |
| Arsenic (As) | ≤ 3mg/kg |
| Lead (Pb) | ≤ 5 mg/kg |
| Cadium (Cd) | ≤ 1 mg/kg |
| Mercury (Hg) | ≤ 1 mg/kg |
| Total heavy metals (as Pb) | ≤ 20 mg/kg |
| Total plate count | ≤500cfu/g |
| Salmonella spp./ 10g | Negative |
| Escherichia coli/ 5g | Negative |
Available Grade of Silicon Dioxide
Food Grade: Silicon Dioxide is widely used as antioxidants in food industries. Foodchem's food grade Silicon Dioxide is available as fine powder(>96% purity).Quality Control
At Foodchem International Corporation, we apply strict quality control process to all our products. All Silicon Dioxide we provide has been strictly tested under Kosher, Halal, HACCP and ISO standards and proved to be safe for using as food additive.
Storage&Handling Precaution
Storage: Silicon Dioxide should be Store in a cool and dry place and Keep away from strong light and heat
Handling Precaution: Handling of Silicon Dioxide should only be performed by personnel trained and familiar with handling of organic chemicals. Avoid skin and eye contact and breathing in dust. Avoid handling which leads to dust formation.
Application and Uses of Silicon Dioxide
Silicon Dioxide is a Silicate salt widely used as flow agent in food and beverage. As a flow agent, Silicon Dioxide can be used in a wide variety of industries including: food production, pharmaceutical, agriculture/animal feed, and various other industries.
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1. Are you manufacturer or distributor of Silicon Dioxide?
Foodchem doesn't manufacture Silicon Dioxide. However we have established reliable long term relationship with our manufacturing contractor and our QC team works closely with the manufacturer to insure quality.
2. What types of certification can you provide?
Foodchem International Corporation is an ISO2008:9001 certified company. We can provide HAPPC, KOSHER, HALAL Certificates for Silicon Dioxide.
3. Do you have Silicon Dioxide in Stock?
Yes, we have Silicon Dioxide in stock. However, our inventory moves fast, please consult our sales person for more details.
4. What is the lead time for Silicon Dioxide ?
If your order quantity is within our inventory amount, we can guarantee delivery in 1 week after the order confirmation. Or, it usually takes 2 weeks or longer.
5. What is the MOQ for Silicon Dioxide ?
The MOQ is 500kg.
6. What is the price of Silicon Dioxide ?
The price of Silicon Dioxide changes a lot as time goes. With over 10 years experience in supplying Silicon Dioxide, Foodchem can provide Silicon Dioxide at the most competitive prices. Please consult our sales person for more details.
7. Do you provide free samples?
Yes. Free samples of Silicon Dioxide are available. Please consult our sales person for further details.
8. What type of payment terms can you accept?
We can accept T/T, L/C, D/P, D/A etc... Please consult our sales person for more details.
9. When can I expect to receive the quotation for Silicon Dioxide?
Our sales person will get back to you in 1 business day to collect all necessary information to prepare the quotation. The quotation for Silicon Dioxide will then be sent to you once it’s ready, usually in less than 1 working day.
As a Silicon Dioxide supplier, we are really happy to have you on our website. We will do whatever we can do to satisfy your needs. If we are not able to handle your order, we will provide professional suggestion to help you find the right source that fits your need.
Upstream: Prices of upstream silicon tetrachloride are stable and supply is stable. Production capacity of the Silicon Dioxide manufacturers didn't change much.
Downstream: Downstream demand is pretty stable.
Forecast: Considering the current market trend, price of Silicon Dioxide will be stable in the coming months.
Yes. Silicon Dioxide is gluten free and widely used in gluten free food to provide better appearance, longer shelf-life and higher nutrition value to wine, beer, and juice.
Silicon Dioxide is one of the most abundant materials on earth, available as White powder. As a synthesized chemical, Silicon Dioxide is general recognized as halal. We will still audit another 2 key points to make sure that our Silicon Dioxide is 100% halal: Are there any pig products used in manufacturing process of this ingredient? Does the ingredient contain Alcohol (impure) or other haraam ingredients?
Silicon Dioxide is one of the most abundant materials on earth, available as White powder. As a synthesized chemical, Silicon Dioxide is general recognized as Kosher classified as Parve. Moreover, Silicon Dioxide is also regulated as Kosher for Passover.
- 5.1. Storage: Store in a cool and dry place and Keep away from strong light and heat
- 5.2. Handling precaution: Keep away from heat. Keep away from sources of ignition. Empty containers pose a fire risk, evaporate the residue under a fume hood. Ground all equipment containing material. Do not ingest. Do not breathe dust.
Generally recognized as safe(GRAS) is a FDA designation that a specific substance or ingredient is generally considered safe by experts, and so is exempted from the usual Federal Food, Drug, and Cosmetic Act (FFDCA) food additive tolerance requirements. Silicon Dioxide is considered safe by FDA according to existing data and granted GRAS status.
In rare case, ingustion of silicon-containing antacids for long periods of time can cause Kidney stones in specific groups of individuals.
