US$ 65.00
Meets AP Science Practices1
25-inch grounding sphere
and tectonics reshape terrain over geological time
Four barbed ports on a single polypropylene junction connect multiple tubing lines into a common flow point for gas-train and drip-irrigation assemblies
ASTM Wide Neck Borosilicate Glass Erlenmeyer Flask with Dual Scale Chemical_Potassium Hydroxide Meets AP Science Practices1Wide mouth opening allows easy transfer of powders, pH probes, or larger sample volumes into the conical body, paired with ASTM compliant dual scale graduations.
US$ 65.00
US$ 45.00
US$ 45.00
US$ 49.99
US$ 45.99
US$ 45.00
US$ 40.00
US$ 65.00
US$ 75.00
US$ 45.00