Laser particle size analyser is a professional laboratory instrument. There are many brands on the market with varying performance. The following suggestions may be helpful for users to choose instruments:
(1)Visit the manufacturer: laser particle size analyser is a precision instrument. Potential customers could visit the manufacturer to investigate the instrument production process, testing process and method, quality control process, after-sales service capability, and the instrument performance.
(2)Mailing samples to manufacturers: if customers cannot visit the manufacturer, they could mail samples to multiple manufacturers to assess the repeatability and accuracy of their instrument.
(3) Qualification documents: request the manufacturer to provide certifications, award certificates, patents, software copyright, and other supporting documents.