Name：Methylene Blue Tester（Stone powder content analyzer）
Model：HRY-1（HRS-1）
Specification
- Purpose:
Manufactured in accordance with the determination conditions of the stone powder content in the national standard GB/T14684-2001 “Sand for Construction”. It can be used to determine the content of stone powder in the building materials verification laboratory of the construction and transportation departments. This instrument consists of an electric stirring device, an automatic speed and time controller, and a measuring cup holder. According to the provisions of GB/14684-2001, the instrument uses microcomputer technology to automatically implement the specified operation steps according to the selected method, and digitally displays the time and speed.
- Technical parameters:
Automatic control of stirring speed: 600±60r/min 400±40r/min
Timing device: maximum 90 minutes resolution 1 second
Rotational speed measurement error: ±2r/min
Mixing impeller: Φ70±10mm
Glass bottle capacity: 1L
Automatic control function: Methylene blue MB determination method or methylene blue rapid test method can be selected