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Postion:Product Catalog >API>Antipyretic analgesics>Nonsteroidal Anti-Inflammatory Drugs (NSAIDS)>Naproxen Sodium
Naproxen Sodium
  • Naproxen Sodium

Naproxen Sodium

Price $50
Package 25Kg/Drum
Min. Order: 25KG
Supply Ability: 100tons/month
Update Time: 2023-07-25

Product Details

Product Name: Naproxen Sodium CAS No.: 26159-34-2
EC-No.: 247-486-2 Min. Order: 25KG
Purity: 98.5%-101% Supply Ability: 100tons/month
Release date: 2023/07/25

Naproxen Sodium powder Cas 26159-34-2

Product Description

Name: Naproxen Sodium powder Cas 26159-34-2

Synonyms: (S)-6-Methoxy-alpha-methyl-2-naphthaleneacetic acid sodium salt

C.A.S NO. : 26159-34-2

Specification: 98.5% to 101.5%

Standard: EP/BP/USP

Molecular formula: C14H13NaO3

Characteristic: White to almost white crystalline powder

Solubility: Soluble in water, methanol; slightly soluble in ethanol

Melting point: 250-251℃

Boiling point: 403.9℃ at 760 mmHg

Function and Application

Naproxen sodium is anti-inflammatory drug. It is suitable for relieving all kinds of mild to moderate pain,such as tooth extraction and other post-operative pain, primary dysmenorrhea and headache. Naproxen sodium can also be used to treat rheumatoid arthritis, osteoarthritis, ankylosing spondylitis, Juvenilearthritis, tendinitis, bursitis and acute gouty arthritis. Naproxen sodium can relieve symptoms of swelling and limited activity in arthritis.

Specification

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 dried 

base, 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

  

Toluene

≤50ppm

<1ppm

Methanol

≤50ppm

<12ppm

Ethanol

≤100ppm

<8ppm

[Assay] 

(On the dried basis)

It contains C14H13NaO3

 98.5% to 101.5%

99.7%

Conclusion

The results conforms with USP35 standards

Packing

1kg with double plastic container inside/Aluminum foil bag ;
25kg with double plastic container inside/Fiber drum outside.Or as your request.

 

 

Article illustration

Article illustration

Hebei yanxi chemical co., ltd is a professional research and development of the production of lead acetate, 2-phenylethylamide enterprises.under the innovation in traditional production equipment and technology, the use of "high temperature cooling" and "plastic basin crystallization" technology, on the basis of reducing the cost of products to make the quality of products to the same industry. Under the close supervision of the quality inspection department of the company, we carry out production and sales in the way of "labeling", providing the most convenient and fastest service for users all over the world.

Any inquiries, pls feele to contact us! 

Article illustration

Article illustration

Company Profile Introduction

Hebei Yanxi Chemical Co. LTD., mainly produce the Carbomer940/980/u21 and lead acetate and lead oxide, lead stearate, lead salt, at the same time operating organic intermediates, surfactants, Food additive,inorganic salt, plant extracts, cosmetics raw material, etc., through long-term development, hebei said bush chemical co., LTD. In hebei province has become a collection of r &d, production, sales in the integration of high-tech enterprises.

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  • Since: 2020-05-25
  • Address: Zhanggeji Village, Fengjiazhai Town, Guangzong County, Xingtai City, Hebei Province
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