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Physicochemical Detection

Shijiazhuang Rainbowlabs technology CO., Ltd complies ISO17025 international lab quality and technology .and approved by FDA and Health Canada ,We can provide efficient ,scientific test data .

Test item Test item
Appearance Atomic absorption spectrophotometric method
 
Solubility determination pH
 
Melting Point
 
Nitrogen determination method (volumetry)
 
refractive index
 
Particle size distribution
 
Relative density
 
Thin layer chromatography identification
 
Viscosity
 
Paper layer chromatography identification
 
rotational  Viscosity test
 
Automatic potentiometric titration
 
iodine value determination
 
HPLC test
iodine value residue solvent(GC)
alkali value Infrared spectrum determination
Clarity UV test
Solution colour examination Conductivity determination
heavy metal test Water(Carle Fischer titration)
Moisture test(drying and decompression) Loss on drying
Specific rotation Residue on ignition



 

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