high purity POLYANETHOLESULFONIC ACID SODIUM POLYANETHOLESULFONIC ACID SODIUM POLYANETHOLESULFONIC ACID SODIUM manufacture
★.Best quality according to requirement
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With several organic chemistry, polymer chemistry, physics Dr and chemical biology PhD as the core, have several chemical, biological and medical master and several fields of undergraduate.Have strong research and development strength, professional technical personnel, rich experience in production and amplification,Relying on research and development and pilot laboratories, multi-functional production workshops and production bases,to provide you with customized production and chemical compound contract customized production (CMO) service.
Inspection |
Standard |
Test Results |
Appearance |
Off- white and faint beige powder |
Conforms |
Colour (2% aqueous,490nm) |
≦0.10AU |
0.072 AU |
PH 1% ( 30 minutes stirring) |
5.0- 7.0 |
6.25 |
Water |
≤15.0% |
10.1% |
Heavy Metals(Pb) |
≦0.0001% |
Conforms |
Calcium |
≦0.10% |
0.0082% |
Absorbance (0.02 mg/ml in water) |
0.140-0.170 |
0.148 |
Wavelength max |
283.0- 285.0 nm |
284 |
Conclusion |
The result conforms to the enterprise standard as above FOR LABORATORY USE ONLY |
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