Vitamin Ingredient
Vitamin B7 (D-Biotin) Powder Supplier
D-Biotin crystalline powder for vitamin supplement and nutritional formulations, supplied with documented quality specifications and batch testing.
見積依頼
Product Overview
Core identification details for the ingredient.
Specifications & Batch Results
The table pairs each quality limit with the measured result from the referenced certificate of analysis.
| Test Item | 仕様 | Batch Result |
|---|---|---|
| Identity & Chemical Quality | ||
| Identification — Infrared Absorption | Infrared absorption | Conform |
| Identification — HPLC Retention Time | Major peak corresponds to standard solution | Conform |
| Assay (HPLC) | 97.5%–102.0% | 99.7% |
| 特定のローテーション | +89° to +93° | +90.7° |
| 乾燥減量 | ≤0.2% | 0.04% |
| Organic Volatile Impurities | Meets USP requirement | Conform |
| Related Substances | Individual ≤1.0%; total ≤2.0% | Conform |
| Elemental Impurities | ||
| 重金属 | ≤10 mg/kg | <10 mg/kg |
| ヒ素 | 1.0 mg/kg以下 | 0.02 mg/kg |
| リード | ≤0.5 mg/kg | 0.02 mg/kg |
| カドミウム | ≤0.5 mg/kg | <0.5 mg/kg |
| 水星 | ≤0.1 mg/kg | <0.1 mg/kg |
| Microbiological Quality | ||
| Total Plate Count | <1,000 CFU/g | 適格な |
| Yeasts & Moulds | <100 CFU/g | 適格な |
| 大腸菌 | Negative in 1 g | 否定 |
| Salmonella spp. | Negative in 10 g | 否定 |
| 黄色ブドウ球菌 | Negative in 10 g | 否定 |
Results apply to the referenced batch, not to all future production lots. The COA identifies certain elemental and microbiological tests as performed every six months; request documentation applicable to your order.
Batch Traceability
Reference details for the lot represented by the test results above.
アプリケーション
Typical formulation formats for this vitamin ingredient. Finished-product suitability depends on dosage, processing and applicable requirements.
カプセルと錠剤
For single-vitamin and multivitamin finished products.
B-Complex Formulations
For formulas combining multiple B vitamins.
Nutritional Premixes
For incorporation into measured vitamin blends.
Supply & Documentation
Commercial details are confirmed against the quantity and destination of each request.
品質に関する文書
The applicable certificate of analysis can be provided for quality review.
Order Details
MOQ, packaging and lead time are quoted for the requested quantity and delivery destination.
Request a Quotation
Share your required quantity, delivery destination and any documentation needs so we can prepare the relevant commercial details.
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