Description

durable enough for repeated classroom handling

each fitted with 98 iron-rod plotting compasses in a 14 x 7 matrix that align with field lines whenever a magnet is brought near

100ml capacity

Element-stamped 20mm solid brass cube for density investigation

Portable Water Hardness Determination Kit for 40 Tests Glass Bottles_BOD Bottles durable enough for repeated classroomPortable water hardness kit determines calcium and magnesium content through EDTA titration, colorimetric analysis, and field water quality testing.

Exchange/Return Notes

We offer a 30-day return/exchange service after receiving.
Final sale items are not eligible for returns or exchanges.
To process your return/exchange, please contact us at [email protected]
Please click here for more details>>> Return & Exchange Policy

Portable Water Hardness Determination Kit for 40 Tests Glass Bottles_BOD Bottles durable enough for repeated classroom

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