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Measurement
Description:
The handheld refractometer is exceptionally simple to operate and provides quick, accurate measurements for the concentration of nearly any aqueous solution in a wide range of applications.
Catalog Number:
(470104-828)
Description:
The Universal Specific Gravity Kit is designed to be used with any electronic scale with a minimum capacity of 15 grams and a tare (re-zeroing) function to easily measure the specific gravity of gemstones and minerals.<BR>Just weigh the stone "in air" on the integrated weighing platform of the scale, then without changing the setup, weigh the stone in water by placing it in the underwater weighing pan of the gem holder suspended above the platform. Plug the two values into the specific gravity equation and obtain the specific gravity of your stone.<BR><BR>Includes: lightweight gem holder support and underwater weighing pan, independent, spill-resistant, adjustable beaker support, beaker for filling with water - 100ml capacity, aluminum test weight, stainless steel tweezers, instructions, reproducible Specific Gravity worksheet, table of 300 common minerals/gems sorted by SG, with 6 other properties, including refractive index.<BR><BR><B>Note: shown with Boreal Balance - not included.</B>
Description:
Educational grade Pyrex burets.
Catalog Number:
(470003-950)
Description:
Utilize natural resources to teach about water ecosystems.
Catalog Number:
(470099-379)
Description:
For teens and adults alike, the Deluxe Handheld Digital Microscope is a fun, educational tool. It’s well suited for hobbyists, quality control inspectors, medical professionals, and scientific researchers.
Catalog Number:
(470222-632)
Description:
Compact design, measuring less than 3.5" in width, with a speed control range of 100 to 1500 rpm.
Catalog Number:
(470016-010)
Description:
The Laws of Resistance Board is an ideal device for Ohm’s Law experiments.
Catalog Number:
(470348-826)
Description:
Find the spring constant of a projectile launcher using the potential energy of its projectile.
Catalog Number:
(470213-822)
Description:
What colors make black ink?
Catalog Number:
(470014-822)
Description:
With WARD'S Single pH Probe, pH measurements are fast, reliable and safe.
Catalog Number:
(470014-850)
Description:
This versatile sensor allows students to measure the distance, velocity, and acceleration of moving objects, making it easy to connect hands-on motion experiments to digital data collection and analysis.
Catalog Number:
(470219-512)
Description:
Measure an electric current by determining the magnitude and direction of the horizontal component of Earth’s magnetic field. Set the compass needle parallel to the coil, pass an unknown current through, and measure the angle of deflection. Features copper magnet wire, adjustable potentiometer, compass, and non-magnetic stand. Required but not included is one D battery.
Catalog Number:
(470113-004)
Description:
Explore wind energy affordably and easily.
Catalog Number:
(10853-034)
Description:
RESQ-Med™ is the ultimate response holster set.
Catalog Number:
(470230-054)
Description:
Fourteen materials in the form of rectangular blocks.
Catalog Number:
(470202-640)
Description:
Since you can refill the ExStik® quickly, you won't need to worry about the shelf life of its electrode.
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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the
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Stock for this item is limited, but may be available in a warehouse close to you. Please make sure that you are logged in to the site so that available stock can be displayed. If the
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This product is marked as restricted and can only be purchased by approved Shipping Accounts. To apply for a shipping account number, click here. If you need further assistance, call Customer Service at 800-962-2660 or email [email protected].
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The original product is no longer available. The replacement shown is available.
Limited quantities of this product are available. To check availability or place an order, call Customer Service at 800-962-2660 or email [email protected].
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