China (Mainland)
Assessedsupplier 
Naproxen CAS NO.22204-53-1
- Min.Order: 10 Gram
- Payment Terms: L/C,T/T,Other
- Product Details
Keywords
- 22204-53-1
- Naproxen（USP32）
- C14H14O3
Quick Details
- ProName: Naproxen
- CasNo: 22204-53-1
- Molecular Formula: C14H14O3
- Appearance: kept at cool, shadow place
- DeliveryTime: As order
- PackAge: 1kg/ bag
- Port: Chinese port
- ProductionCapacity: 1 Metric Ton/Month
- Purity: 98.0%～102.0%
- Storage: store in dry and cool place
- Transportation: by courier,by Air
- LimitNum: 10 Gram
Superiority
1.We have been specializing in special fine chemical for
long, with strong R&D strength.
2.ISO9001.
3.We have been cooperating with oversea from Europe, USA,
Korea, Japan etc...
Details
Product Name:Naproxen （USP32）
Cas No.:22204-53-1
Molecular Formula:C14H14O3
Appearance: White or offer white crystalline powder
Assay: 98.0%～102.0%
Identification:
1) IR Absorption - As per reference standard
2) UV Absorption - Do not differ by more than 3% at 272nm
Loss on drying: 1.0% max.
Specific rotation: -15.3° ～-17.0°
Heavy metals: 0.002% max.
Free naproxen: 1.0% max.
Residual Solvent Acetone: 0.5% max.
Chromatographic purity
1)Any single impurity: 0.5%max.
2)Total impurities: 2.0% max.
Packing: 25kg/ fibre drum
Storage: kept at cool, shadow place
Shelf life: 3 years under proper storage
