THORZT Refractometer USG Pen

SKU: PENUSG Category:


– Digital refractometer for a more accurate Urine Specific Gravity (USG) reading
– Delivers a nearly instantaneous result of USG
– Automatically calibrates itself to water and is ready to use in seconds
– LCD display is easily read, even with dim light

**This product is a special order item, delivery times may vary. Please contact us for more info**

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