Share on (1600089908680):
Quick Details
Chemical Name:Dihydroartemisinin
Molecular Formula:C15H24O5
Formula Weight:284.35
CAS No.:71939-50-9
Appearance:White powder
Assay:98% min

Specifications
|
Item |
Specifications |
Results |
|
Appearance |
White needle crystal, odorless, taste bitter |
Conforms |
|
Solubility |
Freely soluble in chloroform; soluble in acetone, sparingly soluble in methanol; practically insoluble in water |
Conforms |
|
Melting point |
145~150℃ |
147.4~147.7℃ |
|
Identification |
||
|
A. Color reaction |
A bluish purple color is produced |
Conforms |
|
B. Color reaction |
A red color is produced which changes gradually to brown on standing |
Conforms |
|
C. Optical rotation |
Should show dextral optical properties |
Conforms |
|
D. IR |
Infrared absorption spectrum of test and standard(or infrared reference spectra No. 220) are concordant |
Conforms |
|
Test |
||
|
1) Related substance (TLC) |
Single clear spot should be obtained with solution (2). Any spot obtained with reference solution, other than the principal spot, not more than one is obtained, and is not more intense than the principal spot obtained with solution (1) (2.0%). |
Conforms |
|
2) Loss on drying |
≤0.5% |
0.32% |
|
3) Residual on Ignition |
≤0.1% |
0.07% |
|
4)Heavy metal (TLC) |
≤10ppm |
Conforms |
|
Assay |
98%~102%(HPLC) |
99.1% |
Storage
Store in tight, light-resistant containers, avoid exposure to direct sunlight, moisture and excessive heat.
Main use
An extract of Mugwort plant with anti-inflammatory effect
Packaging and Shipping
25kg/drum





Xingrui Industry CO., LTD. was established at the year of 2012, whose head office is located in the beautiful spring city Jinan Shandong province China, including Xingrui Industry CO., LTD, Zehao Industry CO., LTD and Autech Industry CO., LTD. Many companies in the group have passed ISO14001,ISO9001 and other certifications, and have been rated as high-tech enterprises. As a leading enterprise in chemical industry, we involve in Producing of fine chemicals, food and nutrition,personal care, medical intermediate etc. We also have professional OEM capabilities to customize products. Our products are main used on medicals, industry cleaning, cosmetics, fertilizers, water treatment, textile, paper, resins etc. It has been 8 years of R & D production, warehousing and procurement experience since Xingrui established. The factory is located at Zibo City, covers an area of 100 acres, gathered a group of senior professionals specializing in chemical research and development, which including 8 chemical doctors people, 12 graduate people, we have close cooperation with the research centers and famous universities in Beijing and Shandong. We have strong technical support for the research power and productivity.Our plants all produce the products in strict accordance with ISO9001: 2000 quality management system. Xingrui Industry has Self-support import and export rights, products are exported to Europe, South America, Asia, the Middle East and other dozens of countries and regions, also established a mature and stable marketing network. Being able to provide customers with timely, professional and comprehensive services, making customers' work simpler and making customers' demands easier. After years of development, Xingrui has also formed a procurement team known for its professionalism and service, to help many large foreign customers find the most suitable suppliers in the domestic market, and have been unanimously recognized by customers. Xingrui Industry always strive to be the most reliable partner of our customers, and strive to build a customer-trusted, socially respected, world-class fine chemical production enterprise! Xingrui Industry, trustworthy! Look forward to working with you hand in hand to create brilliant!

Q1: Are you a manufacturer or trader?
We are manufacturer, we have a factory in Shandong Province, and hope you could visit our factory at your convenience.
Q2: How does your factory control the quality?
Quality is the life of our factory, first, each raw materials, come to our factory, we will test it first, if qualified, we will process the manufacturing with this raw materials, if not, we will return it to our supplier, and after each manufacturing step, we will test it, and then all the manufacturing process finished, we will do the final test before the commodities left our factory.
Q3: How about your service?
We provide 7*12 hours service, and whenever you need, we will always here with you, and besides, we can provide one stop purchasing for you, and when you purchase our commodities, we can arrange testing, custom clearance, and logistic for you!
Q4: Does free samples available?
Yes, of course, we can provide free samples for you before you buy commercial quantity.
Q5: What is the delivery time?
For small quantity, it will take only 3 days for delivery, and after large quantity, it will take about 1-2 weeks.
New products from manufacturers at wholesale prices