China Factory Direct
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| CAS number | 331748-07-3 |
| Product name | d-pantothenic acid calcium salt hydrate |
| Stock | Stock readily available; annual supply capacity exceeding 1,000 tons. |
| Grade | Pharmaceutical GradeFood GradeCosmetic Grade |
| Packaging | 25KG/bag500KG/bag1000KG/bag |
| Sample | Test Samples Available (Click to Request Samples) |
| COA | View COA |
| Price | Get Quote |
| Supply Type | Bulk / Contract manufacturing / OEM |
| Shipping | FCL / LCL available |
| Payment Terms | Support FOB \ CIF \ EXW quotations, and accept Letter of Credit (L/C). |
| Manufacturer | Greenrock Chemical(China Factory) |
Based on current marketvolatility and material availability.
17+ years in chemical exports.Fully compliant, reliable supply.Your B2B partner in bulk chemical procurement.
| Industry | Application | Process |
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| Animal Feed Industry | Nutritional additive for animal feed; supplies pantothenic acid (vitamin B5) to support growth and improve feed conversion efficiency | Incorporated into compound feed or premixes, then uniformly blended prior to pelleting or powder formulation |
| Food Industry | Nutritional fortificant used to enhance vitamin B5 content in food products | Added at standardized dosages during food processing, e.g., in dairy products, cereal-based foods, and infant formula |
| Pharmaceutical Industry | Active pharmaceutical ingredient (API) for vitamin preparations; used in the prevention and treatment of pantothenic acid deficiency and as adjunctive therapy for dermatological conditions | Formulated into finished dosage forms—including tablets, capsules, injectables, and topical preparations—via chemical synthesis or compounding processes |
| Cosmetics Industry | Skin-care ingredient with moisturizing, skin-barrier-repairing, and anti-inflammatory properties | Incorporated into emulsions, creams, serums, and other formulations, and synergistically combined with other active ingredients |
| Detection Item | Common Analytical Method | Method Overview |
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| Assay (Calcium Pantothenate) | HPLC-UV | Quantification using reversed-phase HPLC with UV detection at 200-210 nm, based on peak area comparison against reference standard. |
| Related Substances | HPLC-UV | Separation and quantification of impurities using gradient HPLC-UV; identification and control per ICH Q3B guidelines. |
| Loss on Drying | Gravimetric (Oven Drying) | Mass loss measured after drying at 105 C for 2 hours; reflects volatile content including water and residual solvents. |
| Water Content | Karl Fischer Titration | Volumetric or coulometric titration using iodine-based reagent to quantify total water content by electrochemical reaction. |
| Residue on Ignition | Gravimetric (Sulfated Ash) | Mass of inorganic residue after ignition at 700-800 C; indicates non-volatile inorganic impurities. |
| Heavy Metals | ICP-OES | Multi-element quantification of Pb, Cd, As, Hg, and others using inductively coupled plasma optical emission spectroscopy. |
| Calcium Content | Complexometric Titration (EDTA) | Titration with standardized EDTA solution at pH 10 using Eriochrome Black T indicator; calcium forms stable complex with EDTA. |
| pH of Aqueous Solution | Potentiometric (pH Meter) | Measurement of hydrogen ion activity in a 1% w/v aqueous suspension using calibrated pH electrode. |
| Specific Optical Rotation | Polarimetry | Measurement of rotation angle of plane-polarized light passing through solution; confirms chiral integrity and enantiomeric purity. |
| Microbial Limits | Membrane Filtration / Plate Count | Enumeration of aerobic microorganisms, yeasts, molds, and absence of specified pathogens per USP <61> and <62>. |
| Particle Size Distribution | Laser Diffraction | Analysis of scattered laser light to determine volumetric particle size distribution in dry or wet dispersion. |
| Organic Volatile Impurities (Residual Solvents) | GC-FID | Headspace gas chromatography with flame ionization detection for quantification of Class 2 and 3 solvents per ICH Q3C. |
| Test Item | Specification |
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| Appearance | White to off-white crystalline powder |
| Purity | >=98.5% |
| Water Content (KF) | <=0.5% |
| Total Impurities | <=1.0% |
| Single Impurity | <=0.3% |
| Residue on Ignition | <=0.1% |
| Heavy Metals | <=10 ppm |
| Odor | Characteristic mild odor |
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| CAS/Product ID | *Required fields | |
| Lot/Batch Number | *Required fields | |
1. How do you ensure product quality consistency?
We rely on a mature China-based manufacturing system and implement strict batch control and quality inspection for every shipment. Our production process complies with ISO 9001 standards, and a COA is provided for each batch to ensure consistent and reliable quality.
2. Do you offer competitive pricing for bulk orders?
Yes, as a China-based manufacturer and bulk supplier, we provide tiered pricing based on order volume. We support FOB and CIF quotations, as well as L/C payment terms for large transactions to meet international trade requirements.
3. Can you support large-volume or long-term supply?
We have stable production capacity and a well-established supply chain, enabling continuous bulk supply. We support ton-level and container-level orders, as well as long-term cooperation projects.
4. What is your typical lead time?
For in-stock products, shipment can be arranged within 1–3 days. For bulk packaging or customized orders, lead time depends on the specific quantity and production schedule.
5. What documents do you provide?
We can provide complete documentation upon request, including COA, SDS, TDS, and other compliance certificates, meeting industrial procurement and export requirements.
6. Can you customize product specifications or packaging?
Yes, we support customization of parameters such as purity, impurities, residual solvents, and heavy metals. We also offer various bulk packaging options, including 25kg bags, drums, and IBC tanks, suitable for industrial applications and transportation.
7. What shipping options do you support?
We support both FCL (Full Container Load) and LCL (Less than Container Load) shipments, and can flexibly arrange logistics solutions based on order size to meet bulk chemical export needs.
8. Do you provide technical or application support?
Yes, we provide basic application guidance and technical support based on industry experience to help customers optimize product usage.
9. How do you handle compliance and export regulations?
We are familiar with international trade and export regulations, ensuring all products comply with relevant requirements. We also provide complete documentation to support smooth customs clearance and global delivery.