Shared Flashcard Set

Details

Blood Stain/Chemicals
CJ: Homocide Investigations
12
Other
Undergraduate 3
03/16/2010

Additional Other Flashcards

 


 

Cards

Term

 

 

 

chemicals used: methanol, phenolphthalein, hydrogen peroxide

pink coloration

Definition

 

 

 

Phenolphthalein

Term

 

 

 

immediate blue-green color

will not allow DNA testing after procedure

Definition

 

 

 

Leucomalachite green

Term

 

 

 

intense blue color after hydogen peroxide is added

Definition

 

 

 

Orthotolidine

Term

 

 

 

must be used in total darkness

bluish-white light

not specific for blood

Definition

 

 

 

 

Luminol

Term

 

 

 

protein reactant

glows more brightly than luminol

 

Definition

 

 

 

Hemaglow

Term

 

 

 

catalytic reaction b/w hemoglobin and blood and oxygen

luminescent stain

requires alternate light source

Definition

 

 

 

 

Fluorescein

Term

 

 

 

protein staining dye

excess washed off w/ water

Definition

 

 

 

Amido Black

Term

 

 

 

protein staining dye

excess washed off w/ glacial acetic acid

Definition

 

 

 

 

Coomassie Blue R250

Term

 

 

 

 

reacts to trace amounts amino acids

Definition

 

 

 

Ninhydrin

Term

 

 

 

used to develop prints on sticky side of tape

Definition

 

 

 

Crystal Violet

Term

 

 

 

superglue fuming

adheres to mositure in prints

Definition

 

 

 

Cyanoacrylate esters

Term

 

 

 

adheres to fats left in prints

Definition

 

 

 

Small particles reagent

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