Forensic Presumptive Blood Test Kit, 30 Tests Geology_Geology Specimen Collections Economy-format sodium chloride crystal model

Economy-format sodium chloride crystal model building the cubic NaCl lattice from atoms and bonds

combining chemical resistance with the volume supply for installing multiple fluid runs at once

and contains four simulated blood samples for realistic replication of the blood typing procedure and safe classroom use

and precise volumetric measurement techniques

Electroscope-style charge data-logging sensor detecting positive or negative electrostatic charges

Forensic Presumptive Blood Test Kit, 30 Tests Geology_Geology Specimen Collections Economy-format sodium chloride crystal modelReagent based and classroom safe, this presumptive blood test kit uses phenolphthalein and hydrogen peroxide swabs to reveal blood presence through a rapid color change.