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Teacher Developed Classroom Tested

Transparent growth chambers make the study of hydroponics perfectly clear. Students compare growth rates of 5 different plants and study the effects of nitrogen and iron deficiencies upon them. Grades 4-12.
Includes: 2 transparent plastic chambers with transparent plastic vented covers, 2 opaquing sleeves for culture chambers, 2 germinating floats, 1 drop btl. each: Ca(NO3)2 solution, KNO3 solution, MgSO4 and KH2PO4 solution, CaCL2 solution KCI solution, Trace element, Iron chelate, 1 set of 5 assorted seeds, 1 instruction manual with MSDS.

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