CAS 67-97-0 Hot Sale Great Price Vitamin D 3 Crystal (Cholecalciferol)

Min.Order: 10

Product origin: Ningbo, Zhejiang, China

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US$ 1 ~ 100

Description

Product Name:Vitamin D₃ Powder Crystal (Cholecalciferol)
CAS: 67-97-0
MF: C27H44O
MW: 384.64
EINECS: 200-673-2
Packing:25kg/drum
Appearance:White or almost white crystals
Grade:Food Grade,Pharm Grade,Cosmetic Grade
Shelf life:2 Years
Spec:QS(B)-014-01

DESCRIPTIONS:

Vitamin D is steroid derivatives. It is the general term for the compounds that have similar structures and have the effect of normal skeletal growth and maintenance. At present, there are at least more than ten kinds of sterols that have vitamin D activity. But there are only two important matters, which are known as pro-vitamin D. One is ergosterol that exists in vegetable oil or yeast, which can generate vitamin D2 when irradiated by sunlight or ultraviolet radiation. It is also known as cholecalciferol or ergocalciferol. Another is 7-dehydrochlesterol that exists in the skin. It will become vitamin D3 after irradiated by the light. It is also called cholecalciferol.

Test Item	Specification
Appearance	White or almost white crystals
Solubility	Practically insoluble in water, freely soluble in ethanol (96 percent), soluble in trimethylpentane and in fatty oils
Identification	IR spectrum should be in accordance with that of cholecalciferol CRS HPLC should be consistent with the retention time of the main peak of the reference solution
Specific Optical Rotation	+105.0° ~ +112.0°
Assay	98.0 ~ 102.0% (39,200,000 ~ 40,800,000IU/g)
Residual Solvents
Methanol	≤ 3000ppm
n-Haxane +2-methylpentane +3-methylpentane	≤ 290ppm
Methyl formate	≤ 100ppm
Acetone	≤ 500ppm
Triethylamine	≤ 500ppm
Related Substances
A: Trans-vitamin D₃	≤ 0.1%
B: Pro-vitamin D₃	≤ 0.10%
C: Lumisterol₃	≤ 0.10%
D: Iso-tachysterol₃	≤ 0.10%
E: Tachysterol₃	≤ 0.10%
Cholecalciferol butyrate	≤ 0.10%
Unspecified Impurities	≤ 0.10%
Total	≤ 1.0%
Heavy metals (as Pb)	≤ 20ppm
Arsenic	≤ 1ppm

Function:
1.Vitamin D3 can maintain normal metabolism of calcium and phosphorus, promote the body's absorption of calcium and phosphorus. When it is lacked, children are easy to get rickets. Regulations in China provides it can be used to strengthening margarine.
2. Vitamin D3 can maintain normal metabolism of calcium and phosphorus and promote the body's absorption of calcium and phosphorus. The utilization of 1. vitamin D2 and D3 for pigs are the same, but the utilization of vitamin D2 for poultry is only 1/40-1/30 of vitamin D3. When lack of Vitamin D3, eggshell will become thin, the rate of laying will decrease, and rickets will appear.
3. Vitamin D is a fat-soluble vitamin. There are a dozen compounds that are known to have the effect of vitamin D. Vitamin D2 and vitamin D3 have the important practical significance in no lines steroid derivative. 4. Vitamin medicines. It mainly can promote intestinal absorption and deposition of calcium and phosphorus for the treatment of rickets and osteomalacia.
5. It is mainly used in food, health products and other related products.

Category	Product Name	CAS No.
VITAMIN A	Vitamin A Acetate Oil 1.0/2.0/2.5 MIU	127-47-9
	Vitamin A Palmitate Oil 1.0/1.6/1.7 MIU	79-81-2
	Vitamin A Palmitate Powder CWD 325/500	79-81-2
VITAMIN B	D-Panthenol	81-13-0
VITAMIN C	Ascorbic Acid	50-81-7
VITAMIN D	Vitamin D₃ Oil 1.0M/4.0M	67-97-0
VITAMIN D	Vitamin D3 crystals/ powder100/500 IU/g	67-97-0
VITAMIN E	All-Rac-Alpha-Tocopherol 96%	1406-18-4
	all-rac-Alpha-Tocopheryl Acetate/VE Oil 98%	7695-91-2
	all-rac-Alpha-Tocopheryl Acetate Powder 50%CWS	7695-91-2
	Natural Vitamin E(D-alpha Tocopheryl Acetate 1100IU~1360 IU/g)	58-95-7
	D-Alpha-Tocopheryl Acetate Powder 50%CWS 500~700 IU/g,CWD,TAB	58-95-7
	Mixed tocopherols 50%	1406-18-4
	Mixed tocopherols 70%	1406-18-4
	Mixed tocopherols Powder 30%	1406-18-4
	D-Alpha-Tocopherol 1000~1430 IU/g	1406-18-4
	D-alpha Tocopheryl acid Succinate 1185/1210 IU/g	4345-03-3
VITAMIN H	1%/2%/99% Biotin	58-85-5

Ningbo Newrainbow Biochemicals Co.,Ltd. is an Eastern China-based import and export company dealing with Amino acids, Vitamins, Plant Extracts and all the other Ingredients which are widely used in pharmaceutical, nutraceutical, food and cosmetical industry. Started in the year of 2012, we understand the importance of timely shipping and have built our business around reliable services. From beginning to the end, our customers know that they can trust our team to deliver only the highest quality customer service.

Ningbo is a beautiful city and also an ancient harbour city. It is an important trading port and today with 1.2 billion tons of freight the biggest harbour all over the world. And only 2 hours drive to Shanghai city. Thanks to the big advantages of location, we have very good partners of logistic solution to eliminate all of customers supply chain inefficiencies for you.

Our young company started from the year of 2012, we have developed very good partnership with a lot of manufacturers here and many esteemed customers abroad.All the manufacturers we cooperated are carefully screened and we go to their plant often in case of inspection for some purpose. Certificates such like KOSHER/HALAL/FSSC are all available.

1.Strictly quality inspection before delivery
2.Very good logistics and transportation service
3.Good payment terms
4.Good communication

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