维生素 D3

Vitamin D3
67-97-0

询价 25KG/包起订

河北更新日期：2023-02-24

河北凌顶生物科技有限公司

非会员

联系人：Andy

电话：8617367778264拨打

手机：17367778264 拨打

邮箱：2815329122@qq.com

产品详情:

中文名称：: 维生素 D3

英文名称：: Vitamin D3

CAS号：: 67-97-0

保存条件：: 2-8°C

纯度规格：: 99%min

产品类别：: 医药中间体

Vitamin D3 Chemical Properties

Melting point	83-86 °C(lit.)
alpha	105 º (c=0.8, EtOH 25 ºC)
Boiling point	451.27°C (rough estimate)
density	0.9717 (rough estimate)
vapor pressure	2.0 x l0^-6 Pa (20 °C, est.)
refractive index	1.5100 (estimate)
Fp	14 °C
storage temp.	2-8°C
solubility	Practically insoluble in water, freely soluble in ethanol (96 per cent), soluble in trimethylpentane and in fatty oils. It is sensitive to air, heat and light. Solutions in solvents without an antioxidant are unstable and are to be used immediately. A reversible isomerisation to pre-cholecalciferol takes place in solution, depending on temperature and time. The activity is due to both compounds.
form	powder
pka	14.74±0.20(Predicted)
Water Solubility	<0.1 g/L (20 ºC)
Sensitive	Air & Light Sensitive
Merck	14,10019
BRN	2339331
InChIKey	QYSXJUFSXHHAJI-YRZJJWOYSA-N
CAS DataBase Reference	67-97-0(CAS DataBase Reference)
NIST Chemistry Reference	Cholecalciferol(67-97-0)
EPA Substance Registry System	Cholecalciferol (67-97-0)

Api Mianserin hydrochloride Mianserin hcl CAS 21535-47-7

About us:

Hebei Lingding Biotechnology Co., Ltd. is a professional business company ,that include pharmaceutical raw materials, pharmaceutical intermediates,and other more than 1000 products of the enterprise, The registered capital is 3 million yuan, it is a collection of scientific research, production and sales in one of the enterprises.

Since its establishment, the company has always adhered to the core concept of "focus on products, attentive service", adhere to the business purpose of "innovation, professional, win-win", to provide customers with a full range of meticulous and thoughtful services. We will adhere to the customer's serious and responsible attitude, comply with the standardized operation procedures, with efficient execution to complete customer needs.

The company's products are sold all over the world, mainly exported to the United States, Europe, Southeast Asia, Australia, the Middle East and South Africa and other countries.The company has a strong scientific research and technical team, can provide customers with high quality products and a full range of services. We will provide first-class products and better service to face the needs of customers, to meet the challenges of the market. Welcome domestic and foreign customers to negotiate.

Api Mianserin hydrochloride Mianserin hcl CAS 21535-47-7

名片_副本.jpg

公司简介

Hebei Lingding Biotechnology Co., Ltd. is a professional business company ，that include pharmaceutical raw materials, pharmaceutical intermediates,and other more than 1000 products of the enterprise, The registered capital is 3 million yuan, it is a collection of scientific research, production and sales in one of the enterprises. Since its establishment, the company has always adhered to the core concept of "focus on products, attentive service", adhere to the business purpose of "innovation, professional, win-win", to provide customers with a full range of meticulous and thoughtful service

67-97-0;Vitamin D3;high quality;hot selling;cheap price;