Refractometers are very easy to use, even the non-digital, analog refractometers. The BRIX scale was actually developed for working with sugar related liquids (fruit juices, soft drinks, wine), but it is also commonly used for controlling the concentration of various industrial fluids (cutting coolants, glycol solutions, and flux rinsing compounds). That angle of refraction is converted to percent salinity. A refractometer is a tool used for measuring concentrations of aqueous solutions.It has many applications across food, agricultural, chemical, and manufacturing industries. Suitable for testing / analyzing the Glycol concentration of engine coolants and antifreeze solutions, such as Mono Propylene Glycol or Mono Ethylene Glycol. Refractometers measure the glycol concentration and gives the antifreeze freezing point. Both the concentration, and the likely degree of protection are indicated. Yes, scales are available for the Palm Abbe digital refractometer for measuring both ethylene glycol (EG) and triethylene glycol (TEG). A refractometer is used to determine a concentration of a particular substance within a given solution. For each percent salinity value, there is a corresponding angle of refraction. Point the instrument at … The angle of refraction is dependent on the composition of the media and on the temperature. We are interested in determining the level of ethylene glycol and triethylene glycol in the field and wonder if the PA203 is suitable to do that. A refractometer is a tool used for measuring concentrations of aqueous solutions.It has many applications across food, agricultural, chemical, and manufacturing industries. Be sure the instrument is clean and dry before use, Use enough fluid to cover the entire measuring prism, Point the instrument at a light source when taking the reading, Read from the appropriate side of the scale (ethylene or propylene glycol, Do not touch the measurement prism or bottom of the sample cover, Do not get fluid on the eyepiece of the instrument, Do not open the sample cover when taking a reading, Do not test a sample that is too hot or too cold (between 70° and 85°F is best), Do not drop the instrument or subject it to hard knocks. From this data, a chart can be created to convert from the Brix value to the percent oil value. The HI96832 Digital Refractometer utilizes the measurement of refractive index to determine the percent volume and freezing points of propylene glycol based solutions. The HI96832 Digital Refractometer utilizes the measurement of refractive index to determine the percent volume and freezing points of propylene glycol based solutions. use. This maintenance can be tiresome and expensive. with your chosen refractometer. When the instrument is not in use, keep the cover closed to avoid scratching the prism. Glycol Refractometer – Do’s and Don’ts. What is the Proper Glycol to Water Percentage or Mixture? Place a small amount of liquid (usually 2–5 drops) on the prism and secure the cover plate. All are easily transportable for field use, simple to use, … Use CoolTrak coolant test strips (kimdon.com) to test a sample of ethylene or propylene glycol based coolants. What is a refractometer? It’s important to use pure water that is clean and free of extra particles. Specific gravity is the ratio of the mass of a liquid to the mass of an equal volume of distilled water. Grainger's got your back. Which is it? Using distilled water to calibrate a refractometer: Placing 2-3 drops of distilled water on the prism. It can also be used for checking the strength of electrolyte solution batteries. The Figure below demonstrates this using a pencil resting in a container of water. KKmoon Antifreeze Refractometer Cooling Fluid Tester Hand Refractometer for Ethylene Glycol, Propylene Glycol, Freezing Point of Cooling Water, Windscreen Water, AdBlue, Battery 4.6 out of 5 stars 28 £14.90 £ 14 . Refractometers require a bright light source to show you a reading. This Glycol Refractometer is used to determine the freeze points of Propylene Glycol and Ethylene Glycol fluid solutions. Designed to provide accurate measurement of alcohol concentration in water solutions. Place a drop of sample on the measuring surface beneath the ViewPoint Illuminator. Use enough fluid to cover the entire measuring prism. All glycol-based antifreezes will refract light and this property can be used to determine the concentration of treatment present. The various hand refractometers are categorized according to the type of measurement scale required. Measure the refractive index of a sample of the new ICI Emkarate lubricant that you are going to use, as follows: a) Place a few drops of the new (targeted) oil on the prism face. The Hamh Optics & Tools 3-in-1 Refractometer has a more automotive-oriented focus for testing antifreeze and battery liquids. Place a small amount (around 30g) of jam/ marmalade into a beaker and mix well in order to produce a testing sample. DETERMINING GLYCOL SOLUTION PERCENTAGE (FREEZE POINT) OF AN EXISTING SYSTEM The easiest way is by measuring the solution using a glycol refractometer which will provide a reading in degrees Brix. This percentage is the concentration of NaCl in the brine solution. To verify that it is calibrated you can put a few drops of straight water onto the lens, then close the lid. No order mins. • Refractometers can measure both Ethylene and Propylene glycol based coolant/antifreeze very accurately. Do not use any metal or sharp objects to clean or pry loose the prism seal or residue on the sample or well. For more information on glycols please click Propylene Glycol / Ethylene Glycol. September 13, 2015 Newsletter Dynalene. To calibrate, just make sure the prism is clean and place a few drops of tap water on the prism. If this is not possible, correction charts may be used. The various hand refractometers are categorized according to the type of measurement scale required. Please read our COVID-19 policy here. Just add a few drops of sample on the prism, hold up to a light source, and read the concentration on the scale inside the meter. • Sampling technique is critical in hydrometer use. Otherwise, use the refractometer in a well-lit room. It operates based on the principle of refraction. Below is an example of a salinity scale as seen through the eyepiece. A hydrometer is a tool used to measure specific gravity. How to use a refractometer to measure jam. Antifreeze Refractometer for Glycol, Antifreeze, Coolant and Battery Acid. Close the plate so the water spreads across the entire surface of the prism without any air bubbles or dry spots. When light enters a liquid it changes direction; this is called refraction. Reichert Technical Bulletin Determining Percent Concentration of Samples. Readers with specific questions should refer to the applicable standards or consult with an attorney. Antifreeze Refractometer - 3-in-1 coolant Tester for Checking Freezing Point, Concentration of Ethylene Glycol or Propylene Glycol Based Automobile Antifreeze Coolant … Warning! Let us use a hypothetical Specific Gravity of 1.03 from the test above. The Lovibond ® Glycol Refractometer offers a convenient, fast and accurate way to assess the glycol concentration of engine coolants and other anti-freeze solutions. Range 0 - 80%. The Kamco refractometer 402 has been designed to give a rapid indication of the level of concentration of Freezbreaker and other glycol based antifreeze compounds. Since the reading will be affected by temperature changes, it is best to calibrate at the temperature of the test environment. When the measurement is complete, wipe the prism with a soft lens tissue. Manual methods like portable optical refractometers and ABBE optical refractometer are widely used for the determination of refractive index and related values, e.g. A refractometer can be used to measure things like the total plasma protein in a blood sample, the salinity of water and even the amount of water content in honey. As you can see, the light ray passes from the air into the water and is bent toward the normal ray or the angle of incidence. This refractometer is a portable, precision optical instrument for measuring the freezing point of either Propylene or ethylene glycol based antifreeze systems. Air bubbles in the sample will cause inaccurate readings. How to use: The Refractometer has an adjustable eyepiece. ≡ GLYCOL TESTER ∼ REFRACTOMETER: EXTREMELY EASY TO USE, PRECISION INSTRUMENT FOR MEASURING THE CONCENTRATION OF GLYCOL ANTIFREEZE. ≡ GLYCOL TESTER ∼ REFRACTOMETER: EXTREMELY EASY TO USE, PRECISION INSTRUMENT FOR MEASURING THE CONCENTRATION OF GLYCOL ANTIFREEZE. Propylene glycol is used in glycol chillers and dispensing systems intended for food applications, such as beer and wine. Dynalene REF01 Rhino Duo-Chek® handheld refractometer offers an accurate, fast and easy-to-use method for testing engine coolant freeze point, glycol concentration, and battery charge condition. A Specific Gravity of 1.03 means that you either have an Ethylene Glycol solution between 25% and 30% by weight, or you have a Propylene Glycol solution between 35% and 40% by weight. Refractometers' exceptional durability makes them a more appealing instrument for many home brewers than hydrometers, which tend to be more fragile and more susceptible to breakage. A quick and accurate way to measure the glycol concentration in a HVAC or mechanical system is through a hand-held refractometer. 99. This optical refractometer is designed for measuring coolant and antifreeze based on ethylene glycol or propylene glycol ,battery fluid condition and screenwash antifreeze (windshield washer fluid) based on ethanol as well as on isopropyl alcohol. HI96832 Digital Propylene Glycol Refractometer The Hanna HI 96832 Propylene Glycol Digital Refractometers are rugged, portable, water resistant devices that utilize the measurement of refractive index to determine the percent volume and freezing point of propylene glycol based solutions. The Glycol Refractometer offers a convenient, fast and accurate way to access the glycol concentration of engine coolants and other anti-freeze solutions. Handheld Digital Refractometer Digital refractometers require a drop of the tested solution to be placed in a well. SIGN UP FOR EMAILGet more great content in your inbox. What is a refractometer? Stand directly under the light source for the best results. WHEN YOU NEED THEM. It is best to use the instructions that come with your chosen refractometer. Continuous measurement of the glycol concentration with the inline refractometer ensures automatic, active monitoring of the concentration The below video demonstrates how to test your system using a refractometer. Abbe (Laboratory) Refractometer Abbe Refractometers are bench-top meters that look similar to a microscope which provide highly precise measurements of refractive index. Easy online ordering for the ones who get it done along with 24/7 customer service, free technical support & more. This instrument requires only a few drops of fluid for glycol testing and requires no adjustment for fluid temperature. The refractometer is very easy to use and automatically calibrates itself to water. Misco.com manufactures a refractometer designed for testing glycol based antifreeze. refractometer for measuring coolant used in the metalworking industry. Other: Coolants as ethylene glycol and propylene glycol coolants, Serum albumen and urine-specific gravity, density of a liquid in relation to the density of wate. This American-made tool has a rubber armor jacket that protects it if the handler drops it. If you want a refractometer to measure glycol (engine coolant), please contact us directly for an exchange. Simple to use, refractometers require just a few drops to run a test. The float must be kept free from the wall of the hydrometer. $20.99 $ 20. This scale is designed for measuring of the freezing point propylene glycol-based coolants and antifreezes.. Point the instrument at a light source when taking the reading. We offer Propylene glycol, Ethylene glycol, and BioGlycol as well as system cleaning and other accessories. Go Glycol Pros has provided dependable freeze protection and corrosion resistance for over 20 years. Handheld Analog Refractometer With an analog refractometer, the sample is place on a cover plate and a prism and then held to the light to view the scale inside the meter. . A Specific Gravity of 1.03 means that you either have an Ethylene Glycol solution between 25% and 30% by weight, or you have a Propylene Glycol solution between 35% and 40% by weight. Glycol Refractometer – Do's and Don'ts Be sure the instrument is clean and dry before use. Since the reading will be affected by temperature changes, it is best to calibrate at the temperature of the test environment. This is a small device that is able to determine the freezing point of propylene glycol and ethylene glycol antifreeze solutions. When rays of light pass from one medium into another, they are bent either toward or away from a … Let us use a hypothetical Specific Gravity of 1.03 from the test above. How to use: The Refractometer has an adjustable eyepiece. If the user normally wears spectacles, it may be that the scale is sharper without them. With unmatched product and systems application knowledge, our team helps each customer do the job right the first time. Get more great content like this sent to your inbox. Join Prime to save $2.10 on this item. Repair costs, a complete refilling with glycol mixture and a loss of production can cause high costs as possible consequences. A handheld refractometer is easy to use. Read from the appropriate side of the scale (ethylene or propylene glycol. Zebra Glycol Refractometers have a temperature scale to read the protection rating of a ethylene and propylene glycol mixture as well as battery acids. All glycol-based antifreezes will refract light and this property can be used to determine the concentration of treatment present. The bending of light increases at a rate proportional to the increasing solution concentration. Battery powered – Allows use away from a power source. Suitable for testing / analyzing the Glycol concentration of engine coolants and antifreeze solutions, such as Mono Propylene Glycol or Mono Ethylene Glycol. Glycol Refractometer – Do's and Don'ts. Reading of the result ethylene glycol-based coolant (scale G11/12 - centre right scale) The result: the freezing point of the measured liquid is -26 °C (measured by refractometer … Milwaukee MA871 Digital Brix Refractometer. The angle between the normal ray and the refracted ray is called the angle of refraction. If the user normally wears spectacles, it may be that the scale is sharper without them. A quick and accurate way to measure the glycol concentration in a HVAC or mechanical system is through a hand-held refractometer. When rays of light pass from one medium into another, they are bent either toward or away from a normal line between the two media. 1994-2020, W.W. Grainger, Inc. All Rights Reserved. Just place a few drops of fluid on the prism and hold the unit up to a light source. Here are a few do’s and don’ts for the proper use of this instrument. To use your refractometer, place a drop of coolant or battery fluid onto the glass prism in the same way you used the distilled water for calibration. With careful use and storage, this refractometer will provide years of service. Freezbreaker is a propylene glycol based As the end of the summer approaches it is time to finish up servicing the many school districts’ mechanical and HVAC systems before the students, teachers, and administrators return this fall. They can be mastered by ANYONE in just minutes. +32 to -60 F Ethylene Glycol, +32 to -60 F Propylene Glycol, 0 - 70 Ethylene Glycol, 0 - 63 Propylene Glycol, 1.100 - 1.400 Electrolyte Specific Gravity (1) -50 Degrees to ... Alcohol refractometer. As an example, refractive light can be used to determine the sodium chloride (NaCl) concentration/salinity in a brine solution. . Get it as soon as Thu, Dec 31. The angle of refraction is related to an index value called the index of refraction. Measure the solution using a glycol refractometer. b) Close and open the lens cover several times, and wait a few seconds to allow the solution to reach the refractometer’s temperature 90 Choose from either an analog refractometer or a digital refractometer. 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