What is barite? What performance needs to be tested?
Barite is a mineral containing calcium, sulfur and oxygen with the chemical formula 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, vesaire.
Tespit performansı
| Verim | Tespit yöntemi |
|---|---|
| Calcium content | Alev atomik absorpsiyon spektrometresi, EDTA titration, acid-base titration, vesaire |
| Sulfur content | Alev atomik absorpsiyon spektrometresi, ultraviolet spectrophotometry, ICP-AES, vesaire |
| Content of moisture | Gravimetrik yöntem, drying method, potassium halate titration, vesaire |
| Specific surface area | Specific surface area measuring instrument, BET method, vesaire |
| Structure of crystal | X-ray diffraction analysis, infrared spectroscopy, vesaire |
| Content of impurities | Atomic absorption spectrometry, chromatography, vesaire |
| Particle size | Lazer parçacık boyutu analizörü, optical microscope method, time of flight method, vesaire |
What is barite? What performance needs to be tested?
Tespit yöntemi
The following methods are used to test the common properties of barite:
| Verim | Tespit yöntemi |
|---|---|
| Partikül boyutu dağılımı | Liquid displacement method, laser particle size analysis, microscope observation method |
| Specific surface area | Specific surface area measurement instrument method, gas phase adsorption method, liquid phase adsorption method |
| Renk | Spektrofotometri, kolorimetre |
| Purity of substance | X-ray fluorescence spectroscopy, ICP-MS |
| Density of density | Densitometer method |
| Fluorescence performance | Fluorescence spectroscopy, ultraviolet absorption spectroscopy |
Aralarında, 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.