US$ 59.95
restoring rotary control over UV sanitization cycles when the original cracks or breaks off
visible crankshaft
this acrylic light guide traps an injected ray-box beam by total internal reflection
5 Pa Bourdon gauge on a powder-coated metal base for whole-class visibility
Screw-operated laboratory scissor jack features a 6 x 5-inch steel platform with 55lb capacity and 2
Alcohol Burner with Stand Starter Set, 5 x 5 x 5" Item Type_Bug Viewer restoring rotary control over UVAlcohol burner paired with a five inch burner stand in a starter set, providing a stable heating platform for introductory chemistry and general science classroom work.
US$ 59.95
US$ 249500.00
US$ 249500.00
US$ 188.00
US$ 188.00
US$ 1999500.00