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.

Direct method (2-vials) All reagents are ready for use. Linearity: between 2.5 to 200 mg/dL (0.065 to 5.17 mmol/L). Stability and storage: 2.5 years at 2-8°C. Standard enclosed in each kit: 95506 R1 1 x 2 mL R2 1 x 5 mL.

Single-vial method or 2-vials method. Standard enclosed in the kit Linearity: between 7.5 and 17.5 mg/dL (1.88 to 4.37 mmol/L). Stability and storage: 3 years at 18-25°C.

Single-vial method. Liquid ready for use. Standard enclosed. Linearity: up to 500 mg/dL (12.9 mmol/L). Stability and storage: 2 years at 2-8°C.

Single-vial method. Dry powder. Rapid reconstitution (2 minutes). Linearity: up to 25000 IU/L (417 µKat/L). Stability and storage at 2-8°C: Unopened: 3 years. Working reagent: 2 weeks.

Single-vial method. Dry powder (buffer enclosed). Easy and rapid reconstitution (2 minutes) Standard enclosed in the kit. Linearity: up to 700 mg/dL (7.9 mmol/L). Stability and storage at 2-8°C: Unopened: 3 years. Working reagent:  1 year.

Excellent stability. Dry powder. Rapid and easy reconstitution (2 minutes). Standard enclosed in the kit. Linearity up to 500 mg/dL (28 mmol/L). Stability and storage at 2-8°C: Unopened: 3 years. Working reagent: 2 years.

All reagents are ready for use. Standard enclosed in the kit. Linearity: up to 1000 µg/dL (179 µmol/L). Stability and storage: 3 years at 18-25°C.