Fully Automatic Refractometer High Resolution Laboratory Optical Refractometer Refractive Index Meter
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                                            ...Refractometer High Resolution Laboratory Optical Refractometer Refractive Index Meter Product Description Innovation points 1. Built-in Peltier temperature control improves accuracy and stability. 2: Dual temperature control at home, sapphire prism; 3: LED cold light source replaces traditional sodium lamps and halogen tungsten lamps; 4: Compliant with 21 CFR Part 11......                                         
                                            DONGGUAN LONROY EQUIPMENT CO LTD
                                         
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