1) Material: polypropylene(pp) or Polystyrene(PS)
2) Size (diameter x height): 12 x 75mm, 12 x 100mm, 13 x 100mm, 15 x 100mm
3) Usage: applies to hospitals, epidemic prevention stations, schools, research units for biological testing, blood tests, microbiological culture, and observed the reduction in the chemical reaction, such as decomposition experiments
