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Pharmaceuticals Naproxen CAS 22204-53-1 for Anti-inflammatory Drugs
Synonyms: DL-Naproxen
CAS Registry Number: 22204-53-1
EINECS: 244-838-7
Molecular Formula: C14H14O3
Molecular Weight: 230.26
Appearance: White to light yellow crystal powder
Melting Point: 152-154 °C(lit.)
Refractive Index: 67.5 ° (C=1, CHCl3)
Storage Temp.: -20°C Freezer
Density: 1.197 g/cm3
Usage: This product is one kind of NSAIDs with anti-inflammatory, analgesic, antipyretic effect.
Function:
Used for rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, gout and motor system chronic degenerative diseases and light, moderate pain.
Related Products:
Q1: Have your Product Quality been Approved by Third Party Lab?
A: Yes, All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France etc. So you will be assured with Good Quality if you choose us.
Q2:How do you treat quality complaint?
A:First of all, our QC department will do strict examination of our export products by HPLC, UV, GC ,
TLC and so on in order to 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 your loss.
3. How to cooperate with us?
You can contact us for cooperation through the website contact information, or contact with the salesmen in our company. We will connect you about the specific detail via email.
Q3: Do you Accept Sample Order?
A: Yes, we accept small order from 10g, 100g and 1kg for your evaluation quality of our goods.
Packaging Details
1.25kg packaging Fiber drum outside and plastic bag inside 1-25kgs packaging aluminium bag outside and double plastic bag inside.Or according customer requairments.
2.Delivery Time:whith 3-5 working days after get the payment.
3.Shipping:We have professional shipping afent,based on customers'requairments for transport.
4.By express: Fedex, DHL, EMS,UPS etc. By sea and By air
Payment terms: TT,Bitcoin,Western union , Money gram or Bank transfer
Delivery: 1-3 working days after payment confirmed
Shipping: Door to door safe deliver by air,by sea,express including EMS,DHL,UPS,TNT,FedEX
Packaging Details: Safe package or as required
Discount: Large quantity ordered
Package and shipping:
Pharmaceuticals Naproxen CAS 22204-53-1 for Anti-inflammatory Drugs
Product Description:
Product name: NaproxenSynonyms: DL-Naproxen
CAS Registry Number: 22204-53-1
EINECS: 244-838-7
Molecular Formula: C14H14O3
Molecular Weight: 230.26
Appearance: White to light yellow crystal powder
Melting Point: 152-154 °C(lit.)
Refractive Index: 67.5 ° (C=1, CHCl3)
Storage Temp.: -20°C Freezer
Density: 1.197 g/cm3
Usage: This product is one kind of NSAIDs with anti-inflammatory, analgesic, antipyretic effect.
COA:
| Item | Specifications | Results | |
| Appearance | White to almost white crystalline powder | Almost white crystalline | |
| Identification | A. Infrared absorption | The infrared absorption spectrum is concordant with the reference spectrum | Conform |
| B. Ultraviolet Absorption | Absorptivities at 272nm,calculated on the driedbase, do not differ by more than 3% | <1% | |
| Specific rotation | -17.0°to -15.3° | -16.7° | |
| Loss on drying | ≤1.0% | 0.2% | |
| Heavy metals | ≤0.002% | <0.002% | |
| Free Naproxen | ≤1.0% | 0.1% | |
| Related substances (HPLC) | Impurity D(in-house) | ≤0.10% | <0.01% |
| Impurity E(in-house, Impurity C in EP) | ≤0.10% | <0.01% | |
| Any other impurity | ≤0.10% | <0.01% | |
| Total impurities | ≤0.5% | <0.01% | |
| Residual Solvents | ≤50ppm | <1ppm | |
| Methanol | ≤50ppm | <12ppm | |
| Ethanol | ≤100ppm | <8ppm | |
| [Assay] (On the dried basis) It contains C14H13NaO3 | 98.5% to 101.5% | 99.7% | |
Function:
Used for rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, gout and motor system chronic degenerative diseases and light, moderate pain.
Related Products:
Q1: Have your Product Quality been Approved by Third Party Lab?
A: Yes, All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China, USA, Canada, Germany, UK, Italy, France etc. So you will be assured with Good Quality if you choose us.
Q2:How do you treat quality complaint?
A:First of all, our QC department will do strict examination of our export products by HPLC, UV, GC ,
TLC and so on in order to 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 your loss.
3. How to cooperate with us?
You can contact us for cooperation through the website contact information, or contact with the salesmen in our company. We will connect you about the specific detail via email.
Q3: Do you Accept Sample Order?
A: Yes, we accept small order from 10g, 100g and 1kg for your evaluation quality of our goods.
Packaging Details
1.25kg packaging Fiber drum outside and plastic bag inside 1-25kgs packaging aluminium bag outside and double plastic bag inside.Or according customer requairments.
2.Delivery Time:whith 3-5 working days after get the payment.
3.Shipping:We have professional shipping afent,based on customers'requairments for transport.
4.By express: Fedex, DHL, EMS,UPS etc. By sea and By air
Payment terms: TT,Bitcoin,Western union , Money gram or Bank transfer
Delivery: 1-3 working days after payment confirmed
Shipping: Door to door safe deliver by air,by sea,express including EMS,DHL,UPS,TNT,FedEX
Packaging Details: Safe package or as required
Discount: Large quantity ordered
Package and shipping:
------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Packaging Details:25kgs packaging Fiber drum outside and plastic bag inside 1-25kgs packaging aluminium bag outside and double plastic bag inside
Delivery Detail: within 3 days when get the payment.
Shipping :
We have Professional shipping agent, based on customers ' demand for transport
By express :FEDEX,DHL,EMS ,UPS,TNT ect.
By SEA and By AIR
