UREA

Question 1

________hydrolysed in the presence of water and urease to produce ammonia and carbon dioxide

Answer 1

Urea

Question 2

performance characteristics

serum/plasma:
Urine:

Answer 2

up to 400 mg/dl
up to 400 g/l

Question 3

reagent preparation for urea

Answer 3

RGT2 and STD are ready for use

Question 4

_________ is stable up to the expiry date even after opening

Answer 4

STD

Question 5

Normal values:

Serum (urea)
Urine (urea)

Answer 5

10-50 mg/dl
20-35 mg/dl

Question 6

Notes:
1. ________ contains sodium azide (0.095%) as preservative)

Answer 6

STD

Question 7

2. ________ contains sodium hypochlorite in alkaline solution

Answer 7

RGT2

Question 8

ASSAY:\

Wavelength:
Optical path:
Temperature:
Measurement:

Answer 8

Hg 578 nm, 570-600nm, 546 nm
1 cm
20-25C or 37C