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 Quickly and easily
demonstrate osmosis and diffusion of molecules through a selectively
permeable membrane.
We've concentrated our solutions so your students get dramatic
results in just minutes, and with less reagent waste. Students
perform glucose tests and observe changes in the color and
appearance of a starch and glucose-filled dialysis tube placed in a
solution of water and iodine potassium iodide.
Includes: glucose solution (15%), starch solution (1%), iodine
potassium iodide (IKI), glucose testing strips, cups, graduated
pipets, dialysis tubing and complete instructions featuring a
teacher's guide with answers, and reproducible student guides with
background information, step-by-step procedures and hand-in
worksheets.
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Lockable polyethylene
cabinets for non-flammable corrosives.
Features one-piece molded body for exceptional chemical resistance
and maximum protection against leaks. Ideal for containing and
securing acids and other reactive liquids. Units have removable
inside spill tray.
The -01 door can be hinged from either side providing optimal use of
counter space, safely stores two 4 liter bottles of acid and can be
padlocked for extra security. Weighs 30 lbs.
-02 has a capacity of thirty-two 1 liter bottles, comes with an
adjustable shelf, handy door storage for smaller bottles, vials or
sample jars. Can be padlocked for safety. Weighs 110 lbs.
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أن نخرج من نطاق الدراسات
النظرية إلى ميدان العمل والتجريب والتطبيق . فالتجربة هي محك الفكرة
ومقياس صحتها ، وهي جزء أساسي من النشاط العلمي . 
بها في المختبر ،
عليك الإلتزام بمجموعة من
