| Customization: | Available |
|---|---|
| CAS No.: | 99-50-3 |
| Formula: | C7h6o4 |
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Introduction:
Nucleic acid drugs are an important means of treating virus, tumor and AIDS. D-ribose is an important intermediate of many nucleic acid drugs, which can be used in the production of many drugs, such as triazole nucleoside, adenosine, thymidine, cytidine, adenosine fluoride, 2-methyladenosine, vitatoxin, pyrazole toxin, adenosine, etc.
It is mainly used in the manufacture of vitamin B2, f ribose, pyranose and antiviral and anti-tumor nucleoside drugs, as well as as sports health care product flavoring and flavoring essence.
| Analytical Items | Standard |
| Appearance | White to almost white crystalline powder |
| IDENTIFICATION | Meets the requirements |
| OPTICAL ROTATION | −18.0° to −22.0° |
| COLOR OF SOLUTION | NMT 0.2 AU |
| LOSS ON DRYING | NMT 0.5% |
| RESIDUE ON IGNITION | NMT 0.2% |
| Sulfate | NMT 0.003% |
| RELATED COMPOUNDS |
Arabinose: NMT 1.0% |
| Unspecified impurity: NMT 0.1% | |
| Total unspecified impurities: NMT 1.0% | |
| ASSAY | 98.0% ~ 102.0% |
Packaging:
Shipping:
Q1:May I get one simple before placing order?
For those high value products, you just need to freight and certain productcost. When we both cooperate for some times or when you are our VIPcustomer, free sample will be offered when you need.
Q2:Which payment is available for your company?
Re: T/T, L/C trade insurance. You can choose the one which isconvenient for you.
Q3.:How and when can l get my goods after payment?
Re: For small quantity products, they will be delivered to you byinternational courier(DHL, FedEx, TNT etc.) or by air. Usually it will cost3-5days that you can get the goods after delivery.For large quantityproducts,shipping by see is worthwhile.lt will cost days to weeks to come toyour destination port, which depends on where the port is.
Q4: Is there any possible to use my appointed label or package?
Re: Yes. lf needed, we'd like to use label or package according to yourrequirement.
Q5: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of onecompany, so whatever products we provide for you all are qualified. We willhave goods tested and provide COA before delivery for sure.
After Sales Service:
NO.1.Our company guarantes that the products that leave the factory are produced and inspected accrding to the relevant national standards and the ungualitfed productswll never leave the factory. Guarantee the strict implementation and fulfilment ofproduct quality, and strictly implement relevant regulations on product afer-salesservice.
NO.2. the customer raises objection to the quality ofou company's products, we promises to respond within 24 hours afer reciving the user's objection Ifthe quality ofour company's products does not meet the promise, we are willing to refund the payment.
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