Moh's Hardness Crystalline Form and educational environments for precise

and educational environments for precise pressure measurements

offering a clean slate and clear visual indicators

Ideal Capacity: Offers a 100ml capacity

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Standard Specifications: Each diode is rated for specific voltage and current requirements

Moh's Hardness Crystalline Form and educational environments for preciseHoused in a compartmented collection box, and an identification list is included. 9 numbered samples, 1" x 1" streak plate magnet glass slide copper strip. Minerals: Talc, Selenite, Calcite, Fluorite, Apatite, Microcline, Quartz, Topaz, Corundum All samples are pure crystalline forms to ensure accurate test results. You can also perform other physical properties tests with the included materials. If you need custom order with different sizes design,