Forensic Presumptive Blood Test Kit, 30 Tests Activity Kits_Weather Used in finer coil winding
Forensic Presumptive Blood Test Kit, 30 Tests Activity Kits_Weather Used in finer coil windingReagent based and classroom safe, this presumptive blood test kit uses phenolphthalein and hydrogen peroxide swabs to reveal blood presence through a rapid color change.
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Ships within 48 hours · Estimated delivery Jul 31 - Aug 5