4 In 1 Refractometer Cat Dog Urine Specific Gravity Serum Protein Tester
Scale range: 1.10~1.40kg/l. Range of scale G13(Propylene Glycol): -50~0℃. Range of scale G11/G12(Ethylene Glycol): -50~0℃. Scale range: -40~0℃. Scale range: 30~50%. Made of the highest and highest quality aluminum and rubber to make it light.