migration of certain elements for en 71 3

How to clean the melt flow index instrument after use
- 2025-12-19
The melt flow indexer is a precision instrument used to measure the fluidity of plastics in a molten state. It is widely used in the fields of materials science, plastics industry and quality control....
Why use an extensometer for tensile testing?
- 2025-12-23
When performing a tensile test on a material, the most critical step is measuring the material's elongation. Relying solely on the crosshead displacement data of the testing machine faces a fundamenta...
How Does Carton Drop Testing Help Minimize Product Damage in Transit?
- 2025-12-24
1. The Importance of Drop Testing Drop testing simulates the impact conditions that products may encounter during transportation and storage to evaluate the protective performance of packaging. Good p...
How to test the mechanical and physical properties of toys according to EN 71-1
- 2025-12-25
To ensure the safety of children's toys, the EN 71 series of standards was established. This series includes EN 71-1, Test methods for mechanical and physical properties. 1. Standard Description EN 71...
How to test the mechanical and physical properties of toys according to EN 71-1
- 2025-12-25
To ensure the safety of children's toys, the EN 71 series of standards was established. This series includes EN 71-1, Test methods for mechanical and physical properties. 1. Standard Description EN 71...