Sparrow Chemical Co.,Ltd
Free supplier Enterprise Certification
- Free
supplier - 7th
years
Free supplier Enterprise Certification
CAS NO.9007-28-7
pharma grade(1-10)Metric Ton
we have more than ten years experience on API,pharmaceutical intermediates and fine chemicals, Not only we supply global customers but also the top suppliers of China.
1.Good Quality:we have GMP certificate, assay is 97%~103%. For goods’ quality, we havete strict inspecition procedure for the goods, and we have the own laboratory for testing. It’s the directly way for verify the goods’ quality.
2.Competitive Price:as a experienced supplier, we won't offer you crazy price, because it's not in line with the market trend. The most favorable factory price will be provided, so please rest assured to order from us.
3.Package and shipment:
Our products have been sold to many conuntries in past ten years, such as Netherlandsand ,Germany,Spain, Australia, Canada, Mexico, Chile, Brazil and other countries. The rich experience will bring many convenineces for you.
Our normal package is 25kg/drum,25kg/bag,1kg/bag,we prepare the many packing methods and shipping ways for customers who from different countries. For bulk goods,we can send goods by sea by air 100% safely,because we have powerful shipping agent and special way.for small quantity,we will ship with DHL, UPS,TNT, Fedex door to door. We still can make the package depend on your requirements, good package will be better for Clearance.
4. For payment ways, we always accept USD, EURO, RMB with banktransfer and ,Money-gram. If you have the convenient way of payment, we will accept it.
5.Delivery and Clearance
we will ship within 7 days once got your payment and we have cooperaed with our International freight forwarder for more than 10 years, , safe and reliable, professional for customs declaration, trustworthy!we can do Fob,C&F,CIF,FCA,CIP,EXW,DDP,DDU.Our clearance rate is very high, especially for Brazil, Australia, Canada ,Mexico, Chile,Netherlands and other countries, we have special packaging for better Clearance.
6. For after-sales services, If you have any questions about the goods, please tell me freely. The laboratory staff will provide the more help for you. If there is problem with the goods’ transport or other problems, please contact me immediately.
Storage Condition: Store at RT.
| Chemical property | Amorphous powder with white or slightly yellow color; easily soluble in water; insoluble in organic solvents; it is hygroscopic, odorless, and tasteless. |
| Uses | It is used to treat coronary atherosclerotic disease, increased blood lipids and cholesterol, arteriosclerosis, angina pectoris, myocardial ischemia, myocardial infarction embolism for patients of coronary heart disease. |
| Production method | Extract the pig laryngeal, nasal cartilage with 2% sodium hydroxide. Use crude trypsin to remove other proteins of the extract at 50 °C. Filtrate, adjust the pH of enzymatic hydrolysis solution to 6, and add ethanol to make a final ethanol concentration of 75%. Centrifuge and obtain the precipitate namely chondroitin sulfate crude product. Apply Multi-step refinement to obtain the finished product. For Pig throat, nasal cartilage count, the yield is 5%. |
| Uses | Chondroitin sulfate is used in a wide variety of areas of research such as bioengineering. Chondroitin sulfate may be used as a biomaterial copolymer or surface derivatization reagent in the development of drug delivery vehicles, tissue engineering devices and bioscaffolds. Chondroitin sulfate may be used for the development of biocompatible structures such as hydrogels, sponges, biofilms, microspheres and micelles. |
