China Factory Supply Polyinosinic Acid 99% CAS: 30918-54-8 in Stock

What is Polyinosinic Acid?

Polyinosinic acid (Poly(I)) is a homopolymer of inosine that may be used with polycytidylic acid (poly(C)) to form the double-stranded homopolymer (Poly(I) • Poly(C)). TLR3 recognizes double-stranded RNA and is a major effector of the immune response against viral pathogens. (Poly(I) • Poly(C)) is a used as a model RNA to study cell signaling at the level of TLR3. Poly(IC) is a TRIF-dependent toll-like receptor-3 (TLR3) ligand.

about Polyinosinic Acid:

Product NamePolyinosinic AcidAbbreviationPolylSedimentation coefficientNot less than 4SAppearancePowderStorageIt should be stored in a dry, clean, light-free environmentClarityTransmittance of not less than 98%Shelf life2 yearsMol. Weight348.208

Specification of Polyinosinic Acid:
What can Polyinosinic Acid do?
For the treatment of viral hepatitis, herpes zoster, herpes simplex keratitis, herpes stomatitis, epidemic hemorrhagic fever and other diseases.

Function:

For the treatment of viral hepatitis, herpes zoster, herpes simplex keratitis, herpetic stomatitis, epidemic hemorrhagic fever and other diseases.

ItemsRequirementsDescription

White powder or off- white powder ,easily soluble in water ,practically insoluble in ethanol,ether .

Absorption ratio

A250 / A260 = 1.59~1.65

A280 / A260 = 0.27~0.31

Λmax=248nm

pH6.0~8.0banTransmittance of solutionnot less than 98%Clarity of solution
Conformity
Loss on dryingnot more than8.0%Sendiment coefficientnot less than 4SContents (on drysis)not less than90.0%

Packing & Shipment

Quality Control of Health Sources
1) A system in accordance with GMP standard, supervision on whole production process.
2) Health Sources is equipped with advanced detecting device, such as AFS, GC, HPLC, UV etc, supply the
Detailed Certificate of Analysis.
3) Procurement-Strictly on selecting raw materials.
4) Production-Strictly according to the standard specifications, conform to USP, EP, BP, CP, AJI, FCC etc
Pharmaceutical and/or food standards.
5) Warehousing and storage:Clear and dry condition with suitable temperature.
6) Transportation - Audit and supervise the logistics environment to ensure storage safety.
7) Keep samples for all batches goods to be traceable in case of quality discrepance.
Certification

Q1:Which kind of payment terms do you accept?
For small order,you can pay by T/T or Western Union ,nomal order by T/T to our company account.
Q2:Can you give me a discount price?
Surely,It depend on your quantity.
Q3:How can I get a sample?
Free samples is available,but freight charges will be at your account and the charges will be return to you or deduct from your order in the future.
Q4:How to confirm the Product Quality before placing orders?
You can get free samples for some products,you only need to pay the shipping cost or arrange a courier to us and take the samples.You can send us your product specifications and requests,we will manufacture the products according to your requests.
Q5:How do you treat quality complaint?
First of all, our quality control will reduce the quality problem to near zero.If there is a real quality problem caused by us, we will send you free goods for replacement or refund you