Quick Answer:The Presumptive Blood Test Kit tests materials for the presence of blood using phenolphthalein, with instructions, a blood standard and reagents for 30 tests.
Last updated: 18 October 2026
Key Features
Phenolphthalein test for blood on materials.
Instructions, blood standard and reagents included.
Enough for 30 tests.
Does not distinguish between animal and human blood; further serology tests are needed.
Technical Specifications
Specification
Value
Tests
30
Test basis
Phenolphthalein
Included
Instructions, blood standard, reagents
How It Is Used
Students apply the reagents to a suspected stain and compare the result with the blood standard; a positive reaction shows that blood may be present. Because the test cannot tell animal from human blood, further serology tests would follow in a real case.
Frequently Asked Questions
Can the Presumptive Blood Test Kit tell human blood from animal blood?
No. The test does not distinguish between animal and human blood; further serology tests are needed.