"Microscope+Slide+Boxes"
Schist (Mica Garnet)
Silvery, paragranite and muscovite-rich with medium garnet crystals.
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Ward's® Limestone (Gray)
Fine, common limestone; massive, and will fizzle with HCl.
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Bromothymol Blue
CAS Number: 34722-90-2
Formula: C27H27Br2O5SNa
Boiling Point: Decomposes
Solubility: Water
Synonyms: Bromothymol Blue pH Indicator
Shelf Life: 36 Months
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Supertek® Wheatstone Bridge
The Wheatstone Bridge is complete with binding posts.
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Ward's® Oligoclase
Feldspar group; white-to-gray cleavages of sodic plagioclase; some show twinning.
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INVESTIGATING SIMPLE MACH CHILD BOX 1
INVESTIGATING SIMPLE MACH CHILD BOX 1
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Ward's® Magnetite (Crystalline)
Spinel group; black, dull metallic luster; common iron oxide.
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Concepts of Light Classroom Kit
Help Your Students Perceive How Light Behaves
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VWR® Gel Cutter and Razor, Plastic
At just 0.27 mm (0.011"), the VWR® Gel Cutter and Razor is as thin as a single edge industrial razor blade but much safer.
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Laser Optical Disk Set
This is an excellent and economical set for introductory ray optics.
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Ward's® Magnetite (Lodestone)
Spinel group; iron-black, massive; natural magnet.
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Ward's® Diorite
Coarse, 'salt and pepper': dark pyroxene and light andesine. Provides perfect representation of an intermediate igneous rock.