Medicine Grade all-trans-Retinol Vitamin A1 alcohol CAS NO.68-26-8 With Safe Delivery
Description:
Vitamin A, light yellow flake crystals, melting point 62-64°C, boiling point 120-125°C (0.667Pa). Easily soluble in grease or organic solvents, but insoluble in water. It has good thermal stability, relatively stable under alkaline conditions, and unstable under acidic conditions. It shows a characteristic blue reaction when encountering , and is easily damaged by ultraviolet rays and oxygen in the air. It can be protected when it coexists with vitamin C.
Function:
Vitamin A includes A1 and A2, and A1 is retinol. Vitamin A2 is 3-dehydroepianthol, and its physiological activity is 40% of that of vitamin A1.Vitamin A can promote growth and reproduction, maintain the normal secretion of bone, epithelial tissue, vision and mucous epithelium and other physiological functions. Vitamin A and its analogues can prevent precancerous lesions. In the absence of it, growth retardation and dark adaptability decrease, resulting in night blindness. Dry eye disease occurs due to the dryness, desquamation, hyperkeratosis and decreased lacrimal gland secretion of epithelial cells of epidermis and mucosa. The cornea in severe cases is softened, perforated and blind. The epithelial cells of respiratory tract keratinized and lost cilia, which made the resistance reduced and easy to infect. Foods with more vitamin A include liver, egg yolk and milk powder of poultry and livestock. Carotene can be changed into vitamin A in intestinal mucosa, red yellow and dark green vegetables, and fruits contain more carotene.
| Product Name |
all-trans-Retinol |
| Melting Point |
61-63 °C(lit.) |
| refractive index |
1.641 |
| pka |
14.09±0.10(Predicted) |
| Shelf Life |
24 months when properly stored |
| Storage |
Keep in a cool, dry, dark location |
Detailed photo
Company Profile
Xingtai Xinzhou Technology Co., LTD.
Xingtai Xinzhou Technology Co., Ltd. was established in 2022 with strong research and development capabilities and superb synthesis technology, as well as advanced quality control measures. Effectively promote the joint venture and cooperation with the major enterprises, manufacturers, with the idea of industrial development to serve the society and the majority of users. We always adhere to the market demand as the orientation, constantly synthesizing new high-tech chemical products and medical intermediates, mainly exported to the United States, India, South Africa, Nigeria and other countries and regions, has a wealth of export experience, to ensure transportation safety, can let each customer as soon as possible to safely receive the goods.
Certificate
An ISO 9001 & GMP qualified company, we are mainly specialized in producing high quality but low price Pharmaceutical intermediates, APIs and other fine chemicals & cosmetics products which related to human
and animals medicines as well as additives in gas &oil field, almost half of the goods are for exporting. What's more, we provide the OEM (customize) manufactures, if you can't find materials from the world,
then tell us, we will research and produce in our high-tech equipmented laboratory. We are dedicated to satisfying our customers with our products and services
1.We can provide you with ten thousands of products of different levels.
2. We offer convenient one-station purchasing service.
(1)Any inquiries will be replied within 12 hours.
(2)Dedication to quality, supply & service.
(3)Strictly on selecting raw materials.
(4)Reasonable & competitive price, fast lead time.
FAQ:
Q: How to confirm the product quality before placing an order
1) You can get free samples of some products, just pay the basic fee for us.
2) You can also send us the specifications or your requirements, and we will customize the product for you.
Q: How long is your delivery time
A : Generally 1-3workdays after order confirmed
Q : What is the regular MOQ for your products
A : Our MOQ starts from 1g and generally starts from 10g.For other low value product, our MOQ
starts from 100g and 1kg.
Q :How do you treat quality complaint
A : All our products are strictly tested by our QC, and confirmed by QA; unqualified material will not be released to customer.
In case any quality problem is confirmed to be caused by us, we will replace the goods or refund your payment immediately.
Q: What’s your terms of payment
A: T/T, Western Union, MoneyGram, telegraphic transfer and bitcoin
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