Feed Grade VC/Ascorbic Acid Vitamin C Powder - High-Purity Vitamin C for Animal Feed
Introduction to Vitamin C in Animal Feed
Ascorbic acid (Vitamin C) represents a critical micronutrient for livestock, poultry, and aquaculture species, despite most animals' endogenous synthesis capacity. Our feed-grade vitamin C powder meets stringent agricultural standards, offering producers a stable, high-potency form of this essential antioxidant and metabolic cofactor. This white crystalline powder addresses increased vitamin C requirements during periods of stress, rapid growth, or disease challenge, supporting immune function, collagen synthesis, and oxidative balance in modern intensive animal production systems.
Key Product Specifications
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Chemical Name: L-Ascorbic Acid
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Molecular Formula: C₆H₈O₆
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Purity: ≥99% feed grade
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Appearance: White to slightly yellow crystalline powder
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Solubility: 33g/100mL in water (20°C)
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Stability: 12 months when stored <25°C, <60% RH
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Certifications: FAO/WHO, EU feed additive, GMP+ certified
Biological Functions in Animal Nutrition
1. Antioxidant Protection
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Neutralizes free radicals in stress conditions
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Regenerates vitamin E
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Reduces oxidative damage in heat-stressed animals
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Protects cellular membranes
2. Immune System Support
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Enhances leukocyte function
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Improves vaccine response
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Reduces mortality in disease challenges
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Supports gut barrier integrity
3. Collagen Synthesis
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Essential for connective tissue formation
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Improves bone and cartilage development
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Enhances wound healing
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Supports hoof/horn quality
4. Specialized Metabolic Roles
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Iron absorption enhancement
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Carnitine synthesis
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Neurotransmitter production
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Stress hormone modulation
Target Applications in Animal Production
Poultry Nutrition
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Broilers: 100-200g/ton during heat stress
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Layers: Improves eggshell quality
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Breeders: Enhances fertility and hatchability
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Vaccination periods: 150-300g/ton
Swine Production
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Weanling pigs: 200-400g/ton
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Sow diets: Reduces farrowing stress
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Growing-finishing: Improves meat quality
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Disease outbreaks: 300-500g/ton
Aquaculture Feeds
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Shrimp: 500-1000g/ton
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Salmonids: 300-800g/ton
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Tropical fish: Prevents "broken back syndrome"
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Larval feeds: 1000-1500g/ton
Ruminant and Specialty Species
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Calf milk replacers: 50-100g/ton
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Dairy cows: Transition period support
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Fur animals: Improves pelt quality
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Laboratory animals: Prevents scurvy
Technical Advantages for Feed Manufacturers
1. Enhanced Stability Features
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Special coated versions available
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Compatible with pelleting (<80°C)
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Maintains potency in premixes
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Resists oxidation in storage
2. Bioavailability Optimization
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Rapid intestinal absorption
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Tissue-specific utilization
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Efficient metabolic conversion
3. Formulation Flexibility
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Dry mix compatible
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Water-soluble for liquid feeds
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Stable in pH 3-5 systems
Quality and Safety Assurance
Regulatory Compliance
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EU: Approved feed additive (E300)
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FDA: 21CFR582.3013
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China: GB 7300-2017
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GMP+ feed safety certified
Safety Profile
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No upper limit established
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Non-toxic at recommended levels
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Excess excreted renally
Quality Control Measures
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HPLC potency verification
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Heavy metals <20ppm
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Microbial limits per feed standards
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Moisture content <0.5%
Usage Guidelines
Recommended Inclusion Rates
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Poultry: 100-300g/ton
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Swine: 200-500g/ton
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Aquaculture: 300-1000g/ton
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Ruminants: 50-200g/ton
Application Methods
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Premix Addition: Uniform dispersion
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Post-Pelleting Application: For heat-sensitive formulas
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Liquid Supplementation: Acidified drinking water
Stability Considerations
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Store in cool, dry conditions
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Use within 6 months of opening
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Avoid copper contact
Why Choose Our Feed-Grade Vitamin C?
1. Product Superiority
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Optimized crystal structure
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Lower degradation rates
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Consistent biological activity
2. Technical Support
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Species-specific recommendations
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Stability testing data
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Regulatory documentation
3. Supply Chain Reliability
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Global manufacturing network
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Flexible packaging options
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Quality consistency guarantees
Industry-Specific Benefits
For Poultry Producers
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Reduces heat stress mortality
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Improves FCR during challenges
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Enhances skeletal development
For Swine Operations
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Decreases weaning stress
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Improves sow reproductive performance
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Reduces PSE meat incidence
For Aquaculture Farmers
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Prevents deficiency signs
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Improves survival rates
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Enhances stress resistance
For Feed Mill Operators
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Easy handling characteristics
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Compatible with mixing systems
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Consistent quality batch-to-batch
Innovation and Research
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Encapsulated forms for extended release
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Esterified derivatives research
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Synergies with other antioxidants
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Gut health modulation studies
Sustainability Features
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Bio-based production
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Energy-efficient manufacturing
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Reduced packaging waste
| PSA | 107.22 |
| XLogP3 | -1.4074 |
| Appearance | White to very light yellow crystalline powder |
| Density | 1.65 g/cm³ |
| Melting Point | 190-192 °C (decomp) |
| Boiling Point | 415.8 °C at 760 mmHg |
| Flash Point | 180.4 °C |
| Refractive Index | 21 ° (C=10, H₂O) |
| Water Solubility | H₂O: 333 g/L (20 °C) |
| Storage Conditions | Ventilation low temperature drying |
| Vapor Pressure | 9.28×10⁻¹¹ mm Hg at 25 °C (est) |
| Toxicity | LD₅₀ oral in rat: 11900 mg/kg |
| Specific rotation | [α]D²⁰ between +20.5° and +21.5° (10% w/v aqueous solution) |
| Explosive limit | Dust forms explosible mixtures in air with moderate explosion severity. |
| Odor | Odorless |
| Taste | Pleasant, sharp, acidic taste |
| pH | Between 2.4 and 2.8 (2% aqueous solution) |
| pKa | 4.7 (at 10 °C) |
Use:
1. Antiscorbutic, antiviral
2. Analgesic, antipyretic
3. Physiological antioxidant. Coenzyme for a number of hydroxylation reactions; required for collagen synthesis. Widely distributed in plants and animals. Inadequate intake results in deficiency syndromes such as scurvy. Used as antimicrobial and antioxidant in foodstuffs.



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