Occult Blood Benzidine Test

Occult Blood Benzidine Test

Occult Blood Benzidine Test, A sensitive test for the presence of blood (as in urine or feces) based on the production of a blue color upon contact with a solution of benzidine, hydrogen peroxide, and glacial acetic acid.

A Pinch of benzidene Powder + 3ml glacial acetic acid + 3ml H2 Or

  • Part 1 1 ml Urine
  • Part 2 1 ml DW

Observation:

The blue or bluish-green color appears immediately.

Interference:

Benzidine test Interpretation:

Hematuria:

  • Acute glomerulonephritis Trauma to Urinary Treat, Urine Stones.
  • Chowly red

Hemoglobinuria:

2 thoughts on “Occult Blood Benzidine Test”
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