Dacon China is a manufacturer of wheat/barley grass powder,royal jelly,silica gel desiccant

Naproxen
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Naproxen
Product Description

Naproxen

SPecification:

Item

Standard(USP31)

Appearance

White to almost white crystalline powder

Infrared absorption

The infrared absorption spectrum is concordant with the reference spectrum

Ultraviolet absorption

Absorptivities at 272nm, calculated on the dried base, do not differ by more than 3%

Specific rotation

-17.0°~ -15.3°

Loss on drying

≤1.0%

Heavy metals

≤0.002%

Free Naproxen

≤1.0%

Impurity D( in house)

≤0.10%

Impurity E( in house, Impurity C in EP)

≤0.10%

Any other impurity

≤0.10%

Total impurities

≤1.0%

Toluene

≤50ppm

Methanol

≤50ppm

Hthanol

≤100ppm

Assay( On the dried basis )

98.0%~102.0%;



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Company Name: Qingdao Dacon Trading Co., Ltd

Registered Address:No. 519, Workshop On 5/F, 1 Hancheng Rd., Free Trade Zone, Qingdao, Shandong, China (Mainland)

Legal Representative/CEO: Ms. Shuming Kang

Registration No.: 91370220747213098M

86-532-80865267
86-532-80865298
Mr. Weishun Yang
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