Case Details
1,25-Dihydroxyvitamin D3
Feed-grade 25-hydroxyvitamin D₃ is the active metabolite of vitamin D₃. It is widely used in livestock and poultry feed, helping to promote bone development, enhance reproductive performance, boost immune function, and improve meat quality.
Key words:
1,25-Dihydroxyvitamin D3
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Detailed Description
Feed-grade 25-dihydroxyvitamin D₃ is the active metabolite of vitamin D₃. Processed with techniques like microencapsulation, it boasts enhanced stability and flowability, ensuring more uniform mixing. Unlike other forms of vitamin D, it can be directly activated without requiring liver metabolism, making it highly efficient in regulating calcium and phosphorus absorption.
This additive is widely used in livestock and poultry feed. It promotes bone development, enhances reproductive performance, boosts immunity, and improves meat quality.
Testing Items |
Detection method |
Testing Standards |
Test results |
Appearance |
GB 9840-2017 |
Creamy yellow to yellow-brown fine particles with good flowability |
Compliant with regulations |
Vitamin D3 Content (as % of Labelled Amount) |
GB 9840-2017 |
90.0–110.0 |
104.8
|
Loss on drying, % |
GB 9840-2017 |
≤5 |
4
|
Granularity |
GB 9840-2017 |
100% passes through a test sieve with a 0.85mm aperture, and more than 85% passes through a test sieve with a 0.425mm aperture. |
Compliant with regulations |
Heavy metals (expressed as Pb), mg/kg |
GB 9840-2017 |
≤10 |
/
|
Total Arsenic (As), mg/kg |
GB 9840-2017 |
≤2 |
/
|
Chromium, mg/kg |
GB 9840-2017 |
≤2 |
/
|
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