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Audited Supplier 1. Vitamin D3 Characteristics
CAS No.: 67-97-0
Synonyms: vitamin d3 pure, cholecalciferol API
Formula: C27H44O
Weight: 384.64 g/mol
Package: 1KG/tin
HS Code: 2936290000
Certificate: ISO/Kosher/Halal
Grade: Pharma/Food grade
2. Vitamin D3 500 Powder Feed Grade specification
We supply feed grade vitamin d3(cholecalciferol) 500 powder, used in the poultry and livestock industry. Check the specification below:
| Item | Specification |
| Appearance | Off-white to brownish-yellow fine granular |
| Identification
Color Reaction |
Positive |
| Vitamin D3 Content | ≥500,000IU/g |
| Loss on drying | ≤5.0% |
| Granularity | a. 100% go through the sieve of 0.85mm(US standard mesh sieve No.20
b. More than 85% go through the sieve of 0.425mm(US standard mesh sieve No.40 |
3. Check the vitamin d3 40M crystalline powder specifications below
We supply vitamin d3 cholecalciferol 40M iu/g crystal powder, used in the pharmaceutical and food industries. The quality meets the standards of USP/EP/BP.
| Items | Specification |
| Appearance | A white crystalline powder |
| Identification
Infrared absorption
Color test |
The IR spectrum of the sample corresponds to that spectrum of cholecalciferol crystalline reference standard A bright red color is produced, and it rapidly changes through violet and blue to green. |
| Impurities
7-Dehydrocholesterol Other individual-related compound Total impurities |
NMT 0.5% NMT 0.1% NMT 1.0% |
| Specific rotation | +105.0°-+112.0° |
| Assay/HPLC | 97.0%-103.0% |
| Food Additive | Vitamin D3 Oil | 1.0M iu/g |
| 4.0M iu/g | ||
| 5.0M iu/g | ||
| Vitamin D3 Powder | 0.1M iu/g | |
| 0.2M iu/g | ||
| 0.5M iu/g | ||
| Feed Additive | Vitamin D3 oil | 1.0M iu/g |
| Vitamin D3 Powder | 0.5M iu/g | |
| 0.5M iu/g CWS | ||
| Pharmaceutical Additive | Vitamin D3 crystal | 40M iu/g |
1. We understand the industry, the competitive landscape of the product, the current state of production, and the characteristics of the product.
2. We not only provide products but also provide the latest industry information and product dynamics, saving you manpower and production costs.
3. We set up the warehouse near the logistics center to ensure that the products respond quickly and are sent out first.
4. Selection of shipping methods according to customer requirements. Documents, and files, were perfected in time and sent to the customer.
Across Biotech has been active in the food/feed additives industry for many years. We are located in Jinan, Shandong province, a beautiful historic city, about 3 hour drive from Qingdao port. Our own warehouse allows us to respond to customers' inquiries in the first instance and deliver products quickly.
The main products are feed/food grade vitamins, nutrition enhancers, some specific preservatives, and flavorings. We have also made an inventory of some products so that we can deliver the goods in time to ensure the normal supply of the goods.
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Audited Supplier 
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