| Customization: | Available |
|---|---|
| CAS No.: | 151533-22-1 |
| Formula: | C20h23can7o6 |
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| Product Name: | L-5-Methyltetrahydrofolate Calcium (L-5-MTHF-Ca) | ||
| Testing Standard: | Enterprise Standard | ||
| CAS NO.: | 151533-22-1 | Country of Origin: | China |
| ITEMS | SPECIFICATIONS | TEST RESULTS | TEST METHOD |
| Active Ingredients | |||
| Assay (On dry basis) | 95.0% ~102.0% | 100.60% | HPLC |
| L-5-MTHF | 72.0% ~ 82.0% | 80.02% | Calculation |
| D-5-Methylfolate | ≤1.0% | 0.39% | HPLC |
| Calcium(On dry basis) | 7.0% ~ 8.5% | 8.19% | USP 40 |
| Total Related Compounds | ≤2.5% | 0.42% | HPLC |
| 4-Aminobenzoylglutamic Acid | ≤0.5% | Not Detected | HPLC |
| 4a-Hydroxy-5-Methyltetrahydrofolic Acid | ≤1.0% | 0.37% | HPLC |
| (6S)-Mefox | 1.0 (sum of 6R and 6S)% | 0.05% | HPLC |
| Tetrahydrofolic Acid | ≤0.5% | Not Detected | HPLC |
| 7,8-Dihydrofolic Acid | ≤0.5% | Not Detected | HPLC |
| Folic Acid | ≤0.5% | Not Detected | HPLC |
| 5,10-MethylenetetrahydrofolicAicd | ≤0.5% | Not Detected | HPLC |
| 5-Methyltetrahydropteroic Acid | ≤0.5% | Not Detected | HPLC |
| Dimethyltetrahydrofolic Acid | ≤0.15% | Not Detected | HPLC |
| Enantiomeric Impurity (D-5-methyltetrahydrofolate) | ≤1.0% | Not Detected | HPLC |
| Physical Control | |||
| Appearance | White to light yellowish crystalline Powder | Complies | Visual |
| Identification | The retention time of the principle peakshould conforms with standard | Complies | HPLC |
| Solubility in Water | Water Soluble | Complies | Organoleptic |
| Water Content | 6.0% ~17.0% | 12.39% | Karl Fischer |
| Particle Size | ≥90% through 80 Mesh | 92% | USP 40 |
| Bulk Density | ≥0.2g/ml | 0.29g/ml | USP 40 |
| Residue Solvents | Ethanol≤5000ppm | Complies | USP<467> |
| 2-Propanol≤5000ppm | Complies | USP<467> | |
| Chemical Control | |||
| Platinum | ≤10ppm | Complies | USP 40 |
| Boron | ≤50ppm | Complies | USP 40 |
| Chloride | ≤0.5% | Complies | USP 40 |
| Heavy Metals | ≤10ppm | Complies | USP<231> |
| Lead (Pb) | ≤1ppm | 0.3503ppm | IPC-MS |
| Arsenic (As) | ≤1.5ppm | 0.0451ppm | IPC-MS |
| Cadmium (Cd) | ≤0.5ppm | Not Detected | IPC-MS |
| Mercury (Hg) | ≤0.1ppm | 0.0134ppm | IPC-MS |
| Microbiology Control | |||
| Total plate count | ≤1000cfu/g | Complies | USP40 |
| Yeast& Mold | ≤100cfu/g | Complies | USP40 |
| Salmonella | Negative | Not Detected | USP40 |
| E.coli | Negative | Not Detected | USP40 |
| Staphylococcus Aureus | Negative | Not Detected | USP40 |
| Pseudomonas aeruginosa | Negative | Not Detected | USP40 |
| Candida albicans | Negative | Not Detected | USP40 |
| Clostridia | Negative | Not Detected | USP40 |
| Storage | |||
| Packing | Pack in paper-Carton and two plastic-bags inside. 1Kg/Package | ||
| Storage | Store in a well-closed vacuum container and between 0-5ºC. | ||
| Shelf years | 2 years if sealed and stored properly. | ||
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