Proper daily maintenance and operation of the cryostat are essential for users to understand and master. The following information is intended to help and guide most users in ensuring safe and efficient operation of their equipment. 1. Before starting the air-cooled low-temperature thermostat unit, ----more
Proper daily maintenance and care of the cryostat are essential for users to understand and master. The following information is intended to provide useful guidance and practical advice for most users! 1. Before starting the air-cooled low-temperature thermostat unit, check if the fan is rotating i ----more
In 2014, China's manufacturing sector experienced a pivotal transformation, and the furniture industry, as a crucial component of this sector, was also undergoing significant changes. On one hand, with the national push for energy conservation and emission reduction, the furniture industry initiated ----more
In 2014, China's manufacturing sector experienced a pivotal year of transformation. As a crucial segment within this industry, the furniture sector also underwent significant changes. On one hand, with the national push for energy conservation and emission reduction, the furniture industry initiated ----more
In 1957, Salmon and Daughaday discovered that during their research on growth hormone (GH), the serum of rats after pituitary removal stimulated the infiltration of sulfation into cultured cartilage, but not directly in the culture medium. The addition of GH had no effect, leading them to conclude t ----more
The discovery of insulin-like growth factors (IGFs) began in 1957 when Salmon and Daughaday observed that the serum from pituitary-removed rats stimulated cartilage cells to incorporate sulfate, but this effect was not due to growth hormone (GH). Instead, they proposed the existence of a "sulfation ----more
Technical specifications: 1. Measurement range: The system supports an expandable range, with COD detection from 5 to 2000 mg/L and ammonia nitrogen from 0.02 to 25 mg/L. 2. Measurement accuracy: The COD measurement error is within ±5%, while the ammonia nitrogen error is within ±3% (Full ----more