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7647-14-5: Identifiable by CAS number
CAT III 1000V compliant
High Purity: This potassium bicarbonate is extra pure with a purity of 99
marked every 10ml
Precise Melting Point: Melting point ranging from 133 to 136°C
Tuning Fork with Resonance Box | Adjustable Frequency 7647-14-5: Identifiable by CAS numberAdjustable Frequency: This tuning fork comes with a sliding mass to alter its frequency, allowing for precise tuning. The clear, resonant sound produced aids in accurate adjustments. Complete Set: Includes one tuning fork, a wooden resonant box, and a wood hammer, providing everything needed for acoustic experiments or musical instrument tuning. Portable and Convenient: Compact and lightweight, this set is easy to transport and suitable for use in
US$ 137.50
US$ 137.50
