Apa itu barit? Kinerja apa yang perlu diuji?
Barit merupakan mineral yang mengandung kalsium, belerang dan oksigen dengan rumus kimia CaSO4. It usually exists in a colorless or white crystalline form and is one of the sulfate minerals. Barite has a wide range of industrial applications, including its use in the manufacture of plasterboard, plaster molds, sulfate fertilizers, cement additives, dll..
Kinerja deteksi
| Pertunjukan | Metode deteksi |
|---|---|
| Calcium content | Spektrometri serapan atom api, EDTA titration, acid-base titration, dll. |
| Kandungan belerang | Spektrometri serapan atom api, ultraviolet spectrophotometry, ICP-AES, dll. |
| Content of moisture | Metode gravimetri, metode pengeringan, potassium halate titration, dll. |
| Luas permukaan tertentu | Specific surface area measuring instrument, metode TARUHAN, dll. |
| Structure of crystal | X-ray diffraction analysis, infrared spectroscopy, dll. |
| Content of impurities | Atomic absorption spectrometry, chromatography, dll. |
| Ukuran partikel | Laser particle size analyzer, optical microscope method, time of flight method, dll. |
Apa itu barit? Kinerja apa yang perlu diuji?
Metode deteksi
The following methods are used to test the common properties of barite:
| Pertunjukan | Metode deteksi |
|---|---|
| Distribusi ukuran partikel | Liquid displacement method, laser particle size analysis, microscope observation method |
| Luas permukaan tertentu | Specific surface area measurement instrument method, gas phase adsorption method, liquid phase adsorption method |
| Warna | Spectrophotometry, kolorimeter |
| Purity of substance | X-ray fluorescence spectroscopy, ICP-MS |
| Kepadatan kepadatan | Densitometer method |
| Fluorescence performance | Fluorescence spectroscopy, ultraviolet absorption spectroscopy |
Diantara mereka, the particle size distribution and specific surface area are usually determined by liquid displacement method and specific surface area meter method. Color can be detected by spectrophotometry and colorimeter; The purity is often determined by X-ray fluorescence spectrometry and ICP-MS. Density can be detected by densitometer method; The fluorescence performance can be measured by fluorescence spectroscopy and ultraviolet absorption spectroscopy.