Raw Material Cholecalciferol Vitamin D3 40miu/G CP Standard

Vitamin D3 Cholecalciferol Vitamin D3 40miu/g CP standard

Appearance:White or almost white crystals

Solubility:Practically insoluble in water,freely soluble in cthanol(96 percent),soluble in trimethylpentane and fatty oils

Assay:97%-103%

Inspection item Specification Analysis results

Description A white crystalline powder Corresponding

Solubility Comply Corresponding

Identification Comply Corresponding

Melting point 82℃～87℃ 82.8℃

7—Dehydrocholesterol Max 0.2% Corresponding

Light absorption 465～495 475

Specific optical rotation +105°～+112° +106.48°

Assay 97.0%～103.0% 98.24%

FAQ

1. How do you confirm product quality before order?
Free samples can be provided for your evaluation before ordering, and COA can be supplied of each batch products.
2. Can i get free samples?
Yes, Free samples 1-3grams available based on product value.
3. How long can i get my order?
Usually, the order will send within 1-3days after payment.
Shipping can by International Express(3-8days), by Air(3-5days), by Sea(8-35days) based on quantity and destination, or by your forwarder.
4. How is your customer service?
We provide 24-hour online service by email, wechat, Whatsapp, telephone.

Applications:

1)Food Field
Used as food additives and health food.

2)Medicine, health care products field
Applied to health food and drug additives.