| Certificates/Standards: | N; |
| Monthly Output: | Not provided |
| Regional: | Shanghai, China |
| Packaging Information: | Not provided |
| Mode Of Payment: | Not provided |
| Delivery Lead Time: | Not provided |
| Main Sales Markets: | North America，Central/South America，Western Europe，Eastern Europe，Australasia，Asia，Middle East，Africa |
| Sample Provided: | No |
| Sample Policy: | Not provided |
| Minimum Quantity: | Not provided |
Preservative is a natural or synthetic chemical used to add food, medicines, paints, biological samples, in order to delay microbial growth or chemical changes caused by corruption. Food preservatives to inhibit microbial activity, to prevent food spoilage, thereby extending the shelf life of food. Corruption, suppression of pharmaceutical substances. The corruption of the substrate material for the metabolism of microorganisms has sustained inhibition. Of course, food preservatives is also a "double-edged sword", also has the potential to bring some people's health problems.
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