Certification : NONEMeasurement Accuracy : 0.01Usage : ConcentrationWeight : 90gMin. Div. : 0.1 brixBrix Min. Div. : 0.1 brixMeasurement Range : 0~32%BrixBrix Range : 0~32%BrixFeatures : Brix RefractometerFeatures1 : 4 ColorFeatures2 : Content MeterFeatures3 : ATC HydrometerFeatures4 : sugar meterPortable Refractometer sugar 0-32% brix degree meter saccharimeter cutting fluid density Concentration meter Cloth Carrying Bag 40%offProduct application:The hand held refractometers' advantages are the structure very simple,shockproof,clear view,cheap and easy to operation and carry.The brix series are used for canned food,fruit juice making,fermentation,drinks,fruit and collecting honey,etc.our all refractometers with Automatic temperature Compensationsystem.Features:With Built-in ATC compensation Range (Automatic Temperature Compensation) from 10C to 30CFor field use, without having to re-calibrate after changes in ambient working temperature.Soft rubber eye rtable viewingpiece for comfoEquipped with scale measurement which provides direct readingAccurate testing results guaranteedExtremely easy-to-use and calibrateDurable and built to last longAdjustable manual focusingSpecifications:Color: Black / Blue / Green / Red (Optional)Material: ABSMeasuring Range: 0-32%Accuracy: +/-0.1%Package Weight: 90gUsage and procedure:1.Make the prism(1)towards to the direction of the light souces andadjust he focus tube of eyepieces(4) til the scale line is clear2-Seyibrgation, before test the standard solution (pure water) instrument and Sample must be at the same temperature for accurate results.2.pen the daylight plate and place 1-2 drops of standard solution on the prism,and light press the daylight plate til get a lights anddarkS boundary, turn the calibration Screw make the lights and darks.Boundary line of the field of view of eyepiece and datum line arecoincide.(0%)Note Before delivery,we have finished calibration and adjustmentyou can direct to use it.3.Open the daylight plate.clean the surface of he prism with the soulint and place1-2 drops of sample on the prism,close the daylightplate and light press it,reading the lights and darks boundaryrelative graduations,this is the sample's concentretion.4.after finished the measurement,direct to wipe of the depositbuilder on the prism and surface of he daylight plate with the damp int after dry proper keep it.Notes and Maintenance:1.After used it,don't wash it with the tap water directly.avoid the waterentered the body.clean the instrument with the soft,damp cloth andensure accurate measurement.2.When use and storage,must be handling with care and carefulmaintenance.Avoid to scratch or collision damages on the surface ofthe optical components.3.The prism and sample must be at the same temperature for accurate results.4.The instruments should be kept in a dry.no dust,no corrosive gasenvironment and to avoid going mouldy of the optical parts' surface.