"VWR"
Potassium nitrate ≥99.0%, crystals ACS
Potassium Nitrate is used as an oxidizing agent during fire assay and precious metal refining
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Replacement Bulbs
Replacement microscope light bulbs are available for a variety of microscopes. If unsure which bulb type is needed, please contact Ward's Science.
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Boreal Science Student Stereomicroscopes
These stereomicroscopes have all the quality features and versatility of larger stereo microscopes in a compact size.
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Charger for Select Cordless LED Microscopes
This charger works with all Boreal, National and Motic Swiftline cordless LED microscopes.
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Boreal2 Microscopes, EM Series
One of our easiest-to-use models, this is the perfect introductory microscope for students.
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Boreal2 Microscopes, HM Series
With all-metal construction, a rugged, student-proof design, and precision optics, Boreal2 HM Microscopes are ideal for middle and high school students.
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Boreal2 Microscopes, HM Advanced Series
Perform quantitative experiments over a wide frequency range with these microscopes.
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Boreal2 Research Microscopes, AP Series
Research microscopes with centerable Abbe Condenser, ACS objectives, and Koehler illumination for advanced microscopy.
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Boreal2 Stereomicroscopes, EM & HM Series
No more shadows! LED Incident light in turret virtually eliminates shadows.
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Boreal2 Advanced Stereomicroscopes
New ergonomic design provides comfortable viewing and easy focus.
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Boreal2 Digital Compound Microscopes - HM Series
These microscopes have all the advantages of the Boreal2 microscopes plus digital live image display, capture and manipulation.