80221 | R1
: 1 x 125 mL R2 : 1 x 1.25 mL R3 : 1 x 31 mL R4
: 1 x 5 mL | 125 | 2-vials
method. Liquid reagents. Standard enclosed in the kit.
Linearity: up to 250 mg/dL (41.7 mmol/L). Stability and storage
at 2-8°C: Unopened: 3 years. Working reagent: 1 month. |
Colorimetric and enzymatic method (Urease). Reagent for quantitative
determination of urea in human serum and plasma, or urines. Reaction
in 7 minutes at 37°C. Reading: End Point at 600 nm (590-610). |