Atago, 3749, Pen-Wrestling Digital Hand-Held “Pen” Urine Specific Gravity Refractometer
The Digital Hand-Held Urine Specific Gravity “Pen” Refractometer PEN-Wrestling is designed for measuring Urine Specific Gravity. The PEN-Wrestling provides accurate worry-free testing of Urine Specific Gravity to determine acceptable hydration levels.
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.
