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Versatile Learning Tool: Ideal for both young science students and dedicated entomologists
69-72-7) is of extra-pure grade with a minimum purity of 99
suitable for precise weighing tasks
Purified product guarantees safe and consistent results
Demonstration Meter with Changeable Interscapes Versatile Learning Tool: Ideal forA versatile instrument and demonstration meter that can be converted to an A. C., or D. C. voltmeter or ammeter with selection of various ranges for each mode. With a high quality moving coil, spring controlled movement with full scale deflection of 5 mA or 100 mV D. C. The long pointer has a spade end and is clearly visible from a distance. Fitted in case with glass front and back. The instrument can be used with different dials to give different
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