CAS number： 87-89-8
Molecular formula： C6H12O6
molecular weight： 180.16
Chemical structure：
| Product Name | Inositol | ||
| Shelf life | 2 years | ||
| Standard Item | Specification/NF12 | Inside Standard | Test Results |
| Identification(A.B.C.D): | Positive reaction | Positive reaction | Positive reaction |
| Melting range | 224.0-227.0℃ | 224.0-227.0℃ | 224.2-226.1℃ |
| Loss on drying | ≤0.5% | ≤0.5% | 0.01% |
| Residue on ignition | ≤0.01% | ≤0.01% | 0.01% |
| Assay | ≥97.0% | ≥98.0% | 99.0%（by HPLC） |
| Chloride | ≤50ppm | ≤50ppm | ≤50ppm |
| Sulfate | ≤60ppm | ≤60ppm | ≤60ppm |
| Calcium | Negative | Negative | Negative |
| Heavy metals(as Pb) | ≤25ppm | ≤10ppm | ≤10ppm |
| Lead | Not Mentioned | ≤1ppm | ≤1ppm |
| Arsenic | Not Mentioned | ≤1ppm | ≤1ppm |
| Cd | Not Mentioned | ≤1ppm | ≤1ppm |
| Hg | Not Mentioned | ≤1ppm | ≤1ppm |
| Iron | ≤5ppm | ≤5ppm | ≤5ppm |
| Total plate count | ≤1000cfu/g | ≤500cfu/g | 50cfu/g |
| Mould and yeast | ≤100cfu/g | ≤50cfu/g | 10cfu/g |
| E.coli | Negative | Negative | Negative |
| Salmonella pr.25 gram | Negative | Negative | Negative |
| Conlusion | The goods complies with the specifications of NF 12 | ||
