| Customization: | Available |
|---|---|
| CAS No.: | 7704-67-8 |
| Formula: | C38h68n2o13s |
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| Items | Requirements | Result |
| Appearance | White to almost white crystals or crystalline powder, Odourless; Easily soluble in methano l or ethanol. | Complies |
| Identification | 1).React with sulphuri c acid gives reddish brown. | Be positive reaction |
| 2).This product is dissolved in aetone, and react with hydrochlori c acid gives amaranth, change to purple red; further with trichloromethan e gives violet blue. | Be positive reaction | |
| 3).React with ferri c chloride gives scarlet. | Be positive reaction | |
| PH | 5.5~7.5 | 5.9 |
| Transmittance | Not less than 70.0% | 95.2% |
| Water | Not more than 6.0% | 5.0% |
| Residue on ignition | Not more than 1.0% | 0.03% |
| Assay of Erythromycin thiocyanate(Calculated as anhydrous) | Not less then 750 u/mg | 790 u/mg |
| Assay of Erythromycin thiocyanate(Calculated as hydrous) | Not less than 705 u/mg | 751 u/mg |
| Conclusion | Conform with the standard. | |
Q:How to get a sample, is it free?
A:You can contact our sales staff through REQUEST and they will arrange sample shipment for you. We can provide you with free samples, you only need to pay for the shipping cost. For regular customers, sample fee and shipping fee are covered by us!
Q:How can I trust you? How long have you been in this field(Chemical raw material)?
A:Our owner has over 20 years of experience in the chemical raw materials field as well as our staffs. It is because of the trust of our customers and partners that we have been able to exist and develop for so many years. Our ever-lasting vision is to 'Obtain a wide range of customer resources through high-quality procurement and the best service, and establish a sustainable and stable customer relationship'!
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A:Yes! If you learn that there are very competitive products in China that are not within the scope of our display, we'd love to help you find quality resources. It's our honor to provide a one-stop purchasing service for you!
Q:How do you guarantee the quality of your products?
A:All of our products comply with national testing standards and international standards. If you need, we can provide you with certificates.
Q: Can you use customer-specific labeling and packaging?
A: Of course, you can provide us with the specified labeling and packaging and we will be happy to follow up with you.assist you. If there is anything else you need, please feel free to communicate with us!
Q: How about the delivery time?
A: We can’t give you the exact time because of different locations, but we can guarantee that we will ship your order as soon as possible after you place it and we will keep an eye on the logistics to remind you to receive the goods.
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