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Backpack Lab® Soil Quality Educational Test Kit (HI 3896BP)
A unique combination of test kits designed for testing soil quality - A classroom in a backpack! Backpack Lab test kit...By: Hanna InstrumentsPart #: HI 3896BP -
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Glass Cuvettes and Caps for Checker HC Colorimeters (set of 2)
By: Hanna InstrumentsPart #: HI 731315 -
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Hanna 12880 µS/cm Conductivity Standard (25 x 20mL)
Pack of 25 premium quality 12,880 µS/cm conductivity solution standardized with a conductivity meter that has been...By: Hanna InstrumentsPart #: HI 70030P -
Hanna 1413 µS/cm Conductivity Standard (230mL Bottle) (HI7031M)
230mL bottle of premium quality 1,413 µS/cm conductivity solution standardized with a conductivity meter that has been...By: Hanna InstrumentsPart #: HI 7031M