Jiaxing Renze Import & Export Co., Ltd
| Payment Terms | ,L/C,D/A,D/P,T/T,Western Union,MoneyGram |
| Supply Ability | 100tons/month |
| Delivery Time | 30days |
| Packaging Details | 25kg/drum |
| Storage Type | Dry & Cool |
| Shelf Life | 2 Years |
| Grade | Food Grade |
| Sample | Avaliable |
| Package | 25kg/carton Drum |
| Form | Powder Form |
| Brand Name | Renze |
| Model Number | Calcium Ascorbate |
| Certification | ISO |
| Place of Origin | China |
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Product Specification
| Payment Terms | ,L/C,D/A,D/P,T/T,Western Union,MoneyGram | Supply Ability | 100tons/month |
| Delivery Time | 30days | Packaging Details | 25kg/drum |
| Storage Type | Dry & Cool | Shelf Life | 2 Years |
| Grade | Food Grade | Sample | Avaliable |
| Package | 25kg/carton Drum | Form | Powder Form |
| Brand Name | Renze | Model Number | Calcium Ascorbate |
| Certification | ISO | Place of Origin | China |
| High Light | Neutral pH calcium ascorbate powder ，calcium ascorbate powder Antioxidants ，calcium ascorbate powder for gums | ||
Food Grade Antioxidants Calcium Ascorbate Powder
1.Description
Renze Calcium Ascorbate Powder is a premium, pH-neutral (6.0-7.5) antioxidant combining ascorbic acid's potency with calcium's nutritional benefits. With ≥99% purity and excellent solubility, it delivers oxidation protection without acidity for sensitive applications.
Key Advantages:
✔ Gentle Antioxidant – Neutral pH (unlike acidic ascorbic acid)
✔ Dual-Function – Provides both antioxidant activity (≥98% ascorbate) and calcium fortification (10-12% Ca)
✔ Heat-Stable – Maintains 90% activity after pasteurization
✔ Clean Label – Non-GMO, vegan, and allergen-free
2.Technical Specifications
| Parameter | Specification | Test Method |
| Chemical Name | Calcium L-Ascorbate | - |
| CAS No. | 5743-27-1 | - |
| Molecular Formula | C₁₂H₁₄CaO₁₂·2H₂O | - |
| Appearance | White crystalline powder | Visual |
| Purity | ≥99.0% | USP <341> |
| Ascorbic Acid Content | ≥98.0% (as ascorbate) | Iodometric titration |
| Calcium Content | 10.0-12.0% | EDTA titration |
| Moisture Content | ≤0.5% | Karl Fischer |
| pH (10% solution) | 6.0-7.5 | Potentiometric |
| Particle Size | Standard: 80-100 mesh | Laser Diffraction |
| Ultra-fine: <50μm | ||
| Bulk Density | 0.55-0.75 g/cm³ | ISO 60 |
| Solubility (25°C) | 50g/100mL water | USP <911> |
3.Key- Applications:
✔Dairy/Dairy Alternatives – Protects flavors in milk/yogurts without curdling
✔Meat Products – Reduces nitrosamines without pH shift
✔Fortified Foods – Simultaneously delivers antioxidant + calcium benefits
✔Pharmaceuticals – Stable vitamin C source for tablets
❓ "Why choose calcium ascorbate over regular ascorbic acid for milk fortification?"
→ Key advantages:
✔ pH-neutral (won't cause protein coagulation)
✔ Dual fortification (vitamin C + calcium)
✔ Recommended dosage: 0.02-0.05% by weight
✔ Improves calcium absorption by 30-40%
❓ "How to prevent sedimentation in plant-based milks?"
→ Stabilization solution:
• Use ultra-fine grade (<50μm)
• Pre-disperse in 1:5 ratio with maltodextrin
• Homogenize at 50°C/1500psi
❓ "What's your solution for nitrosamine reduction in cured meats?"
→ Effective protocol:
• 0.1% calcium ascorbate + 0.05% tocopherol
• Reduces nitrosamines by 60-70%
• Maintains proper pH for curing (vs. acidic ascorbic acid)
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Total Annual:
5000000-10000000
Employee Number:
50~100
Ecer Certification：
Verified Supplier
Jiaxing Renze Import & Export Co., Ltd. is a professional cocoa powder manufacturer and TOP 10 supplier of food ingredients in China. With the major objective to offer food raw materials and food ingredients for diversifying the production and bringing it up to the standards of the... Jiaxing Renze Import & Export Co., Ltd. is a professional cocoa powder manufacturer and TOP 10 supplier of food ingredients in China. With the major objective to offer food raw materials and food ingredients for diversifying the production and bringing it up to the standards of the...
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