Aquaria how to use a Refractor meter

Best Refractor Meters on April 2020 - [TOP 10 Picks] at

  • Honey Refractometer with ATC - Tiaoyeer Refractometer for Honey Moisture, Brix and Baume, 58-90% Brix Scale Range Honey Moisture Tester, Ideal for Milk, Sugar Syrup, Fruit jam and Molasses, Bee Keepin

    • UPC: 659521988283
    • ASIN: B07GTDY9V2
    • Brand: Tiaoyeer
    • Manufacturer: Tiaoyeer

    Tiaoyeer Honey Refractometer is an optical precision instrument that determines the density of a liquid by means of the index of refraction. This refractometer is particularly suitable for measuring the sugar content of honey, jam, syrup, etc. The measuring instrument is precise and simple in use: drop a few drops of the liquid onto the prism and the density is directly readable.   Easy to Use Please place 2~3 drops of sample on the main prism, close the daylight plate and look through the eyepiece for brix reading.   With this refractometer, you can: * Used for quality control in research, ... [Read More]

  • Salinity Refractometer for Seawater and Marine Fishkeeping Aquarium 0-100 PPT with Automatic Temperature Compensation

    • UPC: 710824285742
    • ASIN: B018LRO1SU
    • Brand: Agriculture Solutions
    • Manufacturer: Xin Da Cheng

    Refractometer for seawater and marine fishkeeping aquarium 0-100 ppt Details : This optical refractometer (salinity meter) has scales in the range of 0 - 100 ppt(0 - 10 %). The reading resolution is 1 ppt. It is designed for the measurement of seawater (marine aquaria) or very low concentrated salt solutions. The second scale is for reading of the salt solution density in range 1.000 to 1.070 g/cm3 (resolution 0.001 g/cm3). The usual salinity of the selected aqueous solutions 1.Fresh water ---< 0.5 ppt 2.Brackish water---0.5 to 30 ppt 3.Saline water (Seawater)---30 to 50 ppt 4.Brin... [Read More]

  • Pen Type Salinity & Temperature Meter ATC NaCl Salt Water Quality Tester for Saltwater Aquarium Hydroponics Food (Salinity Meter 100ppt + Buffer Sol'n)

    • UPC: 600316549516
    • ASIN: B07LGV4Y97
    • Brand: GAIN EXPRESS
    • Size: Dimension: approx. 165 x 35 x 32mm
    • Manufacturer: Gain Express Holdings Ltd

    Salinity Tester or Salt Meter is used to measure the value of salt in liquid and had been widely used in Water Quality Testing procedure. Features: Multiple Salinity measurement units IP65 Waterproof membrane keypad Auto power off and Non-Sleep mode disable User-friendly easy to operate with One touch calibration Hold function Pentype and easy to carry Low battery indicator Switchable temperature unit °C/°F Multi-points calibration Auto-ranging function Comes Buffer Solution NaCl 50ppt Specifications: Measurement Unit: ppm, ppt, %, S.G Salinity Range: 0~9999ppm / 1.0ppt-100.0ppt / 0.0%~1... [Read More]

  • Brix Refractometer for Homebrew Beer Wort, iTavah Dual Scale Automatic Temperature Compensation 0-32% Specific Gravity Hydrometer with ATC

    • ASIN: B01LZFXT7S
    • Brand: iTavah
    • Manufacturer: iTavah

    iTavah Dual Scale Brix Refractometer with ATC - the Best Refractometer for Home Brewing, Wine or Beer Making iTavah portable hand held refractometer, with automatic temperature compensation(ATC), offers proper control of your brewing by testing the Brix (0-32%) and Specific Gravity (1.000-1.130) at the same time. With just a drop or two of your brew, you can get fast and accurate readings. Easy to use and convenient to store! Kindly Note: 1. The Brix% is quite close to °P, and they can be regarded as equal. 2. The connection between °P with S (Specific Gravity): °P = (463-20... [Read More]

  • Peter Meter (Trading Card) 2013 Topps Garbage Pail Kids Chrome - [Base] - Refractor #L12b

    • ASIN: B079QV84GH
    • Brand: Topps
    • Manufacturer: Topps

    2013 Topps Garbage Pail Kids Chrome - [Base] - Refractor #L12b - Peter Meter

  • 600M Outdoor Sport Golf Handheld Monocular Range Finder Telescope Distance Meter,White

    • UPC: 735547267974
    • ASIN: B07SS4N1FV
    • Brand: Kadola
    • Size: onesize
    • Manufacturer: Kadola

    Type: 600m Measuring Range: 5-600m Measuring Accuracy: ±1m Measuring Time: 0.5-1s Measuring Unit: m, Yd Angle Range: -60°~60° Angle Measurement Error: ±1° Field of View: 7° Magnification: 6X Lens Aperture: 16mm Objective Lens Aperture: 25mm Exit Pupil Diameter: 3.8mm Diopter Adjustment: ±3° Focusing Method: Eyepiece Focusing Vision Safety: FDA Class1 Laser Wavelength: 905nm Dust and Water Resistance: IP 54 Power Supply: 1 * CR2 3V Batteries(not included) Item Size: 11 * 7.5 * 4.5cm / 4.3 * 2.9 * 1.8in Item Weight: 174g / 6.15oz Package Size: 15 * 11 * 6cm / 5.9 * 4.3 * 2.4in Package We... [Read More]

  • Honey Refractometer for Honey Moisture, Brix and Baume, 3-in-1 Uses, 58-90% Brix Scale Range Honey Moisture Tester, with ATC, Ideal for Honey, Maple Syrup, and Molasses, Bee Keeping Supplies

    • UPC: 603097377613
    • Brand: aichose
    • Manufacturer: Xindacheng

    This refractometer is a portable, precision optical instrument.It's a convenient tool to check quality of honey and other high sugar related liquids.Make you know ideal time for honey harvest or maple syrup production. It features high-quality optics with ultra smooth focusing. Its main body is made of aluminum alloy. The internal optical lens with high refractive index make up the precision optical system. No battery needed.It's easy to calibrate and use the instrument: Place few drops of the liquid on the optical part of the refractometer, cover the prism , look throught the eyepiece against... [Read More]

  • Huanyu Auto Refractometer Refractor Optometry Equipment Automatic Computerized Optometer with Color Screen ARK-800 ARK-810 (ARK-810)

    • ASIN: B07QG762JR
    • Brand: Huanyu
    • Manufacturer: Huanyu

    Huanyu Instrument Huanyu Instrument mainly provides instruments and tools. We provide voltage customized services, specific requirements can be contacted by email, we will respond promptly.After your order is confirmed, the product usually takes 5-10 business days to arrive to your hand. Specifications: Printer: Thermal Printer Power saving settings: 5-10 minutes Display: 5.7 inch TFT display Power supply: AC100-240V, 50/60HZ 90W Specification/weight: 248(W)*476(D)X475Hmm/7kg Frontal support: Max55mm Technical data Diopter: Fixed-point distance: 0,12,13.75 mm Spherical Mirror: ~-20.00-+20.... [Read More]

  • CBK Salinity Refractometer Meter Water Reader Marine 0~10% Salt Aquarium Test Tester

    • UPC: 630832012867
    • Brand: CBK
    • Manufacturer: Bestcompu

    Specifications: Measuring Range : w/w 0-10% Minimum Divisions : w/w 1‰ Accuracy : ±1‰ Package included: 1 x Test Salinity Refractometer 1 x Pipette 1 x Protective Carrying Case

  • Automatic Temperature Compensation 0-32% Brix Refractometer Beer Wine CNC Fruit by Ade Advanced Optics

    • UPC: 804879245315
    • ASIN: B008562GD0
    • Brand: Ade Advanced Optics
    • Size: 6 M US
    • Manufacturer: Ade Advanced Optics

    BRAND NEW (0-32% Brix scale) Hand Held Refractometer. This unit is great for the testing of Fruits, Vegetables and Grasses, Wine or Beer makers and for the maintenance of CNC Coolants (Soluble Oils, Semi-Synthetics, Neo-Synthetics and Synthetics) and Water Soluble Drawing & Stamping Compounds. Fruits, Vegetables and Grasses: This unit will help you monitor the sugar levels of your crops, plants and trees. A valuable tool to help determine if it's the right time for harvest or you need to alter your plant food. Take this item with you to your local farmer's market and buy the best quality! Chec... [Read More]

  • 0 to 18% Brix Hand Held Rhino Refractometer with Automatic Temperature Compensation, with Low Sugar Fruits, Vegetable Juice, Maple Sap, Cutting Liquids Test

    • UPC: 601982893033
    • ASIN: B07KS221PM
    • Manufacturer: RHINO TECHNOLOGY

    Description: Rhino Refractometer HR102 is used to test the concentration of sugar and non-sugar solutions, widely used in food, beverage and other industries, agricultural production and scientific research. It can test sugar-content, and also can also measure the concentration of various industrial fluids This model has an automatic temperature compensation feature which increases measurement precision which is performed at 50-86°F (10-30°C) instead of 68°F (20°C). We especially provide a portable holster for carrying out convenience. For calibration, distilled water is needed and we pr... [Read More]

  • 0-90% Brix Meter Refractometer,V-Resourcing Portable Hand Held Sugar Content Measurement for Sugar, Food, Fruit, Beverages Honey

    • UPC: 605244351958
    • ASIN: B0722K7D8W
    • Brand: V·RESOURCING
    • Manufacturer: V-Resourcing

    Please note: V-Resourcing is the ONLY Authorized Seller. Unauthorized sellers cannot guarantee or offer warrantees. Product Overviews This Hand-held Refractometer,widely used in the manufacture or production of sugar, food, fruit, beverages honey etc.Versatile refractometer,perfect for sugar measurement, contribute much for the management of product quality, delivery inspection, sweetness classification and so on. Features: 1.Brix scale range is 0 to 90%. 2.Automatic Temperature Compensation: 10℃~30℃ 3.Accuracy: ±0.2% 4.Easy to use, place 2~3 drops of sample on the main prism, close th... [Read More]

  • RENYAYA 6X32 500M Ranging Finder IR Night Vision Multifuctional Monocular Telescope Compass Hunting Night Measure Height Speed Laser Meter Detective Outdoor

    • Brand: RENYAYA
    • Manufacturer: RENYAYA

    Item specificsType: Monocular Infrared Ray Launcher Type: Single Transmitter Battery: Lithium Ion Model Number: 6x32 Magnification: 4/6X Operating Voltage: 6V Effective Visual Distance: 500m Size: 17.5cmx10cmx5.1cm Magnification: 4X/6X Objective diameter: 24mm As far as the night viewing distance: 200m Built in power: AA battery X4(Not included) Weight: 398g(without battery) Pitch angle: +/- 20 degree

  • Ade Advanced Optics ade055 Large Measuring Range 0%-55% Brix Refractometer with Automatic Temperature Compensation

    • UPC: 704405061740
    • ASIN: B00AVHHU7I
    • Brand: Ade Advanced Optics
    • Manufacturer: Ade Advanced Optics

    Ade Advanced Optics RHB-55ATC is a well built 0-55% Brix Refractometer with Automatic Temperature Compensation (ATC). This unit can be used for measuring the sugar levels of Sorbets, Smoothie Concentrates, Juice Concentrates, Soda Concentrates, BIG Beer Wort and Wine Grape Must. It can also be used for CNC coolant and Drawing and Stamping concentrations. Other less industrial applications are Jellies, Jams, Chutneys, Preserves, Fruits, Vegetables and Grasses (like Alfalfa, Sorghum, Wheat and other grains), Prunes, Raisins and more! Comes in a plastic hard case with calibration screwdriver, wip... [Read More]

  • Aquarium Salinity Refractometer with ATC Function,Saltwater Test Kit for Seawater, Pool, Aquarium, Fish Tank.Dual Scale: Specific Gravity & Salt Percent

    • UPC: 603097377590
    • ASIN: B01L2OX9KA
    • Brand: aichose
    • Manufacturer: Xindacheng

    This refractometer is a portable, precision optical instrument. It's a convenient tool for the measurement of seawater (marine aquaria) or very low concentrated salt solutions. No battery needed. It features high-quality optics with ultra smooth focusing. Its main body is made of aluminum alloy. The internal optical lens with high refractive index make up the precision optical system. Dual scale:One is specific gravity, range: 1.000-1.070 g/cm3, resolution: 0.001 g/cm3. Another is salt percent, range: 0-100 ppt ( or say parts per thousand), resolution: 1 ppt. The usual salinity of selected aqu... [Read More]

  • Meade Instruments Infinity 50mm Altazimuth Refractor Telescope

    Meade Infinity 50mm Altazimuth Refractor Telescope #209001 is Meade's most economical model. This lightweight and highly portable scope is a great choice for the beginning astronomer or home with a

    • UPC: 41489921
    • Model: 209001
    • Color: BlackBlue/Black/Silver
    • Size: 50 mm AZ Refractor

  • Smithsonian 40mm Refractor Telescope with Aluminum Tabletop Tripod

    Track stars in the sky, view important events or see the wildlife around you with the Smithsonian Telescope with Tabletop Stand. You can explore Earth and space with this 40mm

    • UPC: 21583625
    • Model: NSI22242
    • Color: Multicolor
    • Size: Smithsonian Telescope with Tabletop Stand

  • Zeny 70mm Refractor Telescope with Tripod & Finder Scope, Portable Telescope for Kids & Astronomy Beginners, Travel Scope with 3 Magnification eyepieces & Moon Mirror

    Zeny 70mm Telescope is a compact and universal telescope with bright image quality and high magnification power. Ideal gift for friends and children. Very suitable for beginners to explore the

    • UPC: 391374693

  • Vivitar VIV-TELMIC-20 Refractor Telescope/Microscope Combo 20x/30x/40x with Tripod

    Vivitar telescopes and microscopes are made of the finest materials and crafted with the best optics to ensure that you get precise results. This Vivitar Refractor Telescope Microscope Combo is

    • UPC: 17473165
    • Model: VIV-TELMIC-20
    • Color: Multicolor

  • Barska 300 Power 400x70mm Refractor Starwatcher Telescope with Tabletop Tripod and Carrying Case

    Begin a star-studded journey through a lifetime full of learning with the Barska 300 Power Starwatcher Telescope. The helpful beginner's version of Barska's Deepsky Astronomy Software is included, which contains

    • UPC: 14733684
    • Model: AE10100
    • Color: N/AOther
    • Size: Barska 300 Power, 40070 Starwatcher Compact Refrac