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 |
