Activity 6 - Test for Glucose (Dextrose) in Urine - AUBF LAB

Question 1

This test is based on the ability of glucose and other substances to ____ to ) in the presence of alkali and heat

Answer 1

Benedict’s Test, reduce copper sulfate (CuSO4), cuprous oxide (Cu2O)

Question 2

Benedcitt’s Test

Negative -
Positive -

Answer 2

Neg - Blue
Pos - Green, yellow, red-orange

Question 3

Benedict’s Solution

Result:

Blue

Concentration:

Answer 3

Negative

0 mmol/L

Question 4

Benedict’s Solution

Result:

Green

Concentration:

Answer 4

Trace

14 mmol/L

Question 5

Benedict’s Solution

Result:

Apple Green

Concentration:

Answer 5

1+

28 mmol/L

Question 6

Benedict’s Solution

Result:

Yellow green / Muddy Green

Answer 6

2+

56 mmol/L

Question 7

Benedict’s Solution

Result:

Muddy Orange

Concentration:

Answer 7

3+

83 mmol/L

Question 8

Benedict’s Solution

Result:

Orange to Brick Red

Concentration:

Answer 8

4+

111 mmol/L