When light enters a dry prism, the field of view in an analog refractometer remains. Opt10 and opt32 models are temperature stabilized within a 18f range. Dec 12, 2012 a refractometer instantly reads gravity of unfermented wort, wine must, mead or fruit juice by measuring the degree that light passing through the sample is bent. They are lightweight and easily fit in a lab coat pocket. Handheld analog refractometers are convenient because they do not require an energy source. Pdf handheld refractometerbased measurement and excess. Measure sugar content in fruits, vegetables, juices, beverages, wine and beer. Choosing and using a handheld refractometer there are two types of hand held refractometers. Shop online for a wide selection of laxco handheld digital brixri refractometer laxco handheld digital brix refractometers are portable, reliable and accurate. These versatile pocket refractometers are easy to use and provide quick results. Our domain expertise has enabled us to come with a remarkable gamut of hand refractometers. If the sample contains oils or fat, use isopropyl alcohol and water to clean the prism surface.
Atago brix concentration refractometers enables anyone to perform consistent accurate measurements with ease. Introduction soluble dissolved sugar or solids content ssc or brix is a measure of sweetness. The handy and robust design allows the easy, efficient and. Wouldnt you want to be able to take an accurate measurement anytime and anywhere. Read on to learn more about the different types of refractometers, such as abbe refractometer, hand refractometer, digital refractometer, automatic refractometer, and process refractometer. Choose from our large selection of benchtop and handheld versions of abbe, brix, analog, and digital refractometers. Close the daylight plate so the water spreads across the entire surface of the prism without air bubbles or dry spots. The eline 80 refractometer offers a relatively wide measuring range when compared to conventional hand held refractometers and so facilitates the measurement. Refractometer there are two types of handheld refractometers. Open daylight plate, and place 23 drops of distilled water or standard solution on the prism. A traditional handheld refractometer is an analog instrument for measuring a liquids refractive index. This phenomenon is known as refraction, and its measurement is called a refractive index. Digital handheld refractometers for onsite measurements of. When you need reliable, accurate readings of your salt water, the fisherbrand analog salinity refractometers delivers the value with both readings of salinity and specific gravity all in one scale.
Hand held instrumentation xylem analytics australia. Refractometers from the premiere refractometer manufacturer, including. The handyrefkhandyref will come in handy as a reliable partner that you can always count on. This new type of handheld refractometer is the first to be equipped with au tomatic temperature compensation and water resistantip65at the same time. Operation manual for handheld refractometer for brix. A refractometer instantly reads gravity of unfermented wort, wine must, mead or fruit juice by measuring the degree that light passing through the sample is bent. A solution containing sucrose placed on the prism surface will change the direction of the light significantly. The aim of this study was to compare a digital and an optical analogue hand held refractometer for the measurement of canine usg, and to assess. Zebra refractometer manual correcting for temperature if, during concentration measurement, the temperature is above or below 10f to that of the temperature during calibration, it is recommended to recalibrate the unit at the testing temperature. Tiaoyeer brix refractometer with atc digital handheld refractometer for beer wine fruit sugar, dual scalespecific gravity 1. Hr handheld refractometers can be used anywhere on the move. Reichert hp handheld refractometer series brochure reading conversion determining percent concentration of samples rhino automatic temperature compensation feature why use a refractometer technical bulletin icumsa brix table.
Atago brix concentration refractometers novatech international. How to use a traditional handheld refractometer misco. A comparison between optical analogue and digital refractometers for evaluation of canine urine has not been reported. A refractometer measures the bending of light as it passes through some material. We spend a high portion of our turnover in a programme of continuous reseach and development to improve and innovate our products.
Some customers prefer the ease of use with the handheld digital refractometer model pa202 part no. Reviewing the following tips should improve the accuracy and utility of sugar data in determining fruit maturity. Hand refractometers are made with a variety of different scales to measure dissolved solids in solution. The various hand refractometers are categorized according to the type of measurement scale. Refractometers enjoy popularity in many applications, each of which has slightly different requirements for the instrument. They also describe techniques and troubleshooting methods to maximize the efficiency of the instruments. The pal is a completely new and redesigned digital handheld instrument that will change the traditional conceptions of refractometers. It works on the critical angle principle by which lenses and prisms project a shadow line onto a small glass reticle inside the instrument, which is then viewed by the user through a magnifying eyepiece. Atago malaysia handheld refractometer master muser apac. Hand refractometers hand refractometer manufacturer from. Pdf design, fabrication and performance evaluation of a portable.
This instrument may be slightly less accurate than the model 10419 with some foam solutions as a result of digital rounding for displayed values. You can achieve an excellent measurement with this compact body design with one hand. Whether you are in aquaculture, food processing or wildlife management fisherbrand analog handheld refractometers are designed to measure salt levels in water and other saline fluids accurately and. The kern ora refractometers are universal, maintenance free analogue handheld refractometers.
Digital handheld refractometers for onsite measurements. Apr 24, 2017 a refractometer measures the bending of light as it passes through some material. They are mainly used for quick onthespotcontrol of process streams and the field analysis in fruit and vegetable plantations. Kruss optronic digital handheld refractometers are ideal for mobile use and have a large measurement range.
The pal10s is a digital hand held refractometer that measures urine specific gravity. Fisherbrand handheld analog salinity refractometer. All are easily transportable for field use, simple to use, and require only an outside light source to be functional. Maple sap and syrup testing equipment refractometer for testing density of maple sap and maple syrup hand held refractometer hand held refractometer view larger image. Nov 20, 2015 this video describes the principles behind the refractive index measurement of percent soluble solids content %ssc or brix in fruits and vegetables. The opti refractometer may be used to control the dissolved solids or blend ratios of numerous products from fresh fruit to industrial chemicals. Overview handheld refractometers pdf, 122 kb our service is. Hold the meter in the direction of light source calibration knob. Refractometer hand held pal1 refractometer hand held. Such instruments do not measure concentration directly, although they. They are very easy to use, very robust and do not require batteries.
Hand held refractometers are one of the most popular. Replace the plastic cap after adjusting the calibration screw to prevent water from entering the refractometer. It works on the critical angle principle by which lenses and prisms project a shadow line onto a small. Hand held refractometers for hi htem erature sam les h80 h50 these hand held refractometers are superior to standard models in terms of heat resistance. To operate it, simply place a few drops of urine on the prism and press the start key. Pure water placed on the refractometer should result in a reading of zero. Users guide portable salinity refractometer with atc model rf20 introduction congratulations on your purchase of the extech rf20 handheld salinity refractometer with automatic temperature compensation. Refractometers are used for the identification of substances and concentration measurement of fluids. They work on the principle that light entering a prism has a unique characteristic.
Hand held refractometers are one of the most popular analytical devices. This precision optical instrument should be handled gently. The aim of this study was to compare a digital and an optical analogue hand held refractometer. Find here online price details of companies selling hand refractometer. Handheld refractometers independent measurement of nd or. The digital hand held refractometers dr10160, dr20195 and dr30195 are the ideal solution for the chemical, petrochemical, automotive, aviation, metal processing and food industry as well as for hospitals and pharmacies. Wholesale trader of refractometers erma japan erma japan hand refractometer, fructose digital refractometer offered by swastik scientific company, mumbai, maharashtra.
Index instruments index instruments refractometers. Expired lifetime application number us293,811 inventor werner hoelbl. Refractometers erma japan erma japan hand refractometer. Refractometers handheld, analog and digital refractometers. Instructions for atc natural sea water refractometer hand held instrument for the measurement of salinity and specific gravity s. A variety of relatively lowcost handheld or digital refractometers a large selection on online auction websites. Measuring range covers the most frequent substances of the pharmacy requirement. The refractive index of a liquid is related to its concentration and so a refractometer can display the concentration in suitable units, such as brix % sugar. Operation manual for hand held refractometer for brix measurement 28 to 62% product layout specification.
Refractometers with electronic temperature control. However, they may not be accurate if used outside the specified temperature range. Refractometer abbe, inline, brix, digital refractometers. Once the refractometer is calibrated to zero with pure water, dry the surfaces with a clean cloth. That characteristic is represented by a value on a scale in units known as. Laxco handheld digital brixri refractometer fisher. Benchtop instruments such as the abbe mark iii refractometer reichert, ny, usa and the standard abbe refractometer. Technical data digital handheld refractometers pdf. Get info of suppliers, manufacturers, exporters, traders of hand refractometer for buying in india. Hand held refractometers are in most cases critical angle refractometers, not much different from the immersion refractometer which by itself is a variant of abbe refractometer. Comparison of a digital and an optical analogue handheld. All our products are developed by a team of adroit experts, following industry laid norms and guidelines. How to use a traditional analog handheld refractometer different models of traditional analog refractometers have different internal scales on which to read fluid concentrations. Handheld refractometerbased measurement and excess permittivity analysis method for detection of diesel oils adulterated by kerosene in.
This new type of hand held refractometer is the first to be equipped with au tornatic temperature compensation and water resistant ip65 at the same time. Atago malaysia hand held refractometers master series. They work on the principle that light entering a prism has a. Handheld refractometer, determination of brix, determination of baume, determination of water content in honey, measurement range 5892 %brix, 3843 be. Atago 3810 pal1 digital hand held pocket refractometer, 0. Urine specific gravity usg is used clinically as a measure of urine concentration, and is routinely assessed by refractometry. They are used in many places like in wine growing and wine making, both by professionals and amateurs, in beer brewing, in garages. There are two types of bench refractometers that are typically used in laboratory or industrial settings. The various hand refractometers are categorized according to the type of measurement scale required.
This new type of hand held refractometer master functions such as easytoread, easytohold, smooth sampling, easy disposal of sample from the edge, the improvement of hygiene aspect by employing the new type of grip, and well balanced structure, emphasis is also placed on its design, well exemplified by the streamlined body and the. One type is a portable hand held machine, used to make measurements in the field. The refractive index for a solution of a known substance can be used to calculate the concentration of that solution. The use of a hand refractometer facilitates convenient and rapid measurement of concentration in a number of liquid and semisolid samples. The ref108 developed for working with sugar related liquids fruit juices, honey, soft drinks, wine, help monitor and control. Digital handheld refractometer with brix scale to 85 brix and refractive index scale to 1. Reichert hp handheld refractometer series brochure reading conversion determining percent concentration of samples rhino automatic temperature compensation feature why use a refractometer. Operation manual for handheld refractometer for brix making. Almost all hand held salt water refractometers available to the hobby are designed and calibrated for the testing of brine solutions, i. Index instruments have been making refractometers since 1975 and offer a wealth of experience in this specialised field of scientific instrumentation. The brix scale, originally defined for sugar solutions, is also used for industrial cutting lubricants, chemical solutions and many other applications for measuring the concentration of the solution.
Handheld refkeratometer handyrefk handheld refractometer. A refractometer takes the refraction angles and correlates them to refractive index nd values that have been established. Use them to inspect incoming goods, optimize quality assurance and reduce work processes. You can adjust the focus by twisting the eyepiece until the scale can be seen clearly. Universal handheld refractometer for refractive indices. The atago 3810 pal1 handheld, digital refractometer fits in many pockets, measures brix in the 0. Handheld refractometers independent measurement of nd or %brix. For the contact lens practitioner, there are hand held instruments on the market fig. Specifically designed for aquarium use for measuring the salinity of natural sea water. These products are offered by us in varied scale and specifications to cope up with the diverse requirements of the clients. Product documentation index instruments refractometers.