21- Receptors
01 - Filtration mask
Calibration: pH calibration points at pH 7
an adjustable slide
this human brain model is perfect for patient education and anatomical studies
Case of 12 samples of elements found in the Periodic Table 21- ReceptorsCase of 12 samples of elements found in the Periodic Table. Includes: 1. Sulfur, 2. Carbon, 3. Copper, 4. Aluminium, 5. Zinc, 6. Iron, 7. Iz, 8. Lead, 9. extreme aspherical, 10. Magnesium, 11. Calcium, 12. Benzene. Symbols: (S), (C), (Cu), (Al), (Zn), (Fe), (Iz), (Pb), (Xa), (Mg), (Ca), [C6H6). Designed for use in professional laboratories but is an ideal choice for science classrooms and household use. If you need custom order with different sizes