Atago PEN-Urine SG / Specific Gravity Urin Refractometer Digital PEN

The Digital Hand-Held Urine Specific Gravity #34;Pen #34; Refractometer PEN-URINE S.G. utilizes the refractive index method to measure the specific gravity of urine. The PEN type refractometer is extremely easy to use. There are 2 ways to measure the sample : Dip the tip into the sample and press the START key OR press the START key and touch the tip into the sample. Specification : model : PEN-Urine S.G. type : 3741 range : Urine S.G : 1.00000 to 1.0600 resolution : 0.0001 accuracy : +/- 0.0010