Chromogen Part 1

Question 1

Biuret for Total Protein

1. Chromogen used
2. End color

Answer 1

1. Biuret reagent
2. Purple

Question 2

BCG for Albumin

1. Chromogen used
2. End color

Answer 2

1. Bromcresol green dye
2. Bluish-green Albumin- BCG dye complex

Question 3

UV test for Proteins

1. Chromogen used
2. End color

Answer 3

1. methyl red
2. intermediate orange colour

Question 4

Jaffe Reaction for Creatinine

1. Chromogen used
2. End color

Answer 4

1. fresh alkaline picrate (1:6 - 10%NaOH-picrate)
2. red-orange 1:1 Janovsky complex

Question 5

TBHBA Method for Uric Acid

1. Chromogen used
2. End color

Answer 5

1. Amino-4- antipyrine (4- AAP)
2. Pink to Red