| Customization: | Available |
|---|---|
| Powder: | Yes |
| Customized: | Customized |
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Pharmaceutical Supplement Raw Material N-Acetylneuraminic Acid/ Sialic Acid CAS 131-48-6 With Bulk Price
| Product name: N-Acetylneuraminic acid |
| Other Name:Bird Nest Acid,Sialic Acid |
| Appearance:White powder |
| CAS:131-48-6 |
| M.F.:C11H19NO9 |
| M.W.:309.27 |
| Specification:99% |
Sialic acid is a naturally occurring carbohydrate. Sialic acid was originally isolated from the mucin of the submandibular gland, hence the name. Sialic acid is usually present in the form of oligosaccharides, glycolipids or glycoproteins. Sialic acidthe brain has the highest levels of sialic acid in the human body.The sialic acid content in the gray matter is 15 times that of the liver, lungs and other internal organs. Sialic acid the main food source of sialic acid is breast milk, also found in milk, eggs and cheese.
| Items | Specification | Results | |
| Appearance | White or almost white crystalline powder | Conforms | |
| Odor | No odor | Conforms | |
| Specific Optical | -30°~ -34° | -32° | |
| Heavy metals (as PB) | ≤10ppm | Conforms | |
| Ash | ≤1.0% | 0.31% | |
| Water | ≤1.0% | 0.28% | |
| Residual solvent(ethanol) | ≤0.5% | Conforms | |
| pH | 1.8~2.3 | 2.10 | |
| Loss on drying | ≤0.5% | 0.26% | |
| Purity | 99.0%--102.0% | 99.6% | |
| Assay | 99.5%--100% | 99.5% |
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