Penerangan
HANNA -Digital Refractometer for Brix Analysis in Foods
Brand: Hanna
Model: HI96801
Descriptions:
The HI96801 is a rugged, portable digital refractometer for food products designed to report the sugar content of aqueous solutions as % Brix. The HI96801 report the results with an accuracy of ±0.2% Brix. The operation of the meter is simplified with only two buttons: one button is to calibrate with distilled or deionized water and the other to take a measurement. All readings are automatically compensated for temperature variations according to the ICUMSA Methods Book standard and displayed within a 1.5 second response time. The sealed flint glass prism and stainless steel well are easy to clean. Just wipe with a soft cloth in preparation for the next sample.
Details:
The HI96801 portable refractometer converts the refractive index of a food sample to % brix. This conversion is based on the tables found in the ICUMSA Methods Book (International Commission for Uniform Methods of Sugar Analysis) that documents the changes in refractive index with temperature for a percent by weight sucrose solution. The HI96801 is ideal for the analysis of fruits, energy drinks, puddings, soy milk, juices, jam, marmalade, honey, soups, jelly, tofu and condiments. The HI96801 is an easy to use tool for measuring sugar in food samples in the field or in the lab.
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Designed for food sugar analysis
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Temperature Compensation algorithms based on sucrose solution
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0 to 85% brix range with an accuracy of ± 0.2%
Making a Standard % Sucrose Solution
To make a Sucrose Solution, follow the procedure below:
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Place container (such as a glass vial or dropper bottle that has a cover) on an analytical balance.
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Tare the balance.
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Weigh out X grams of high purity sucrose (CAS #: 57-50-1 directly into a beaker
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Add distilled or deionized water to the beaker so the total weight of the solution is 100g.
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Note: Solutions above 60% may need to be vigorously stirred or shaken and heated in a water bath to roughly 40°C (104°F). Remove solution when sucrose has dissolved and allow to cool before use.
Example to prepare as 25% sucrose solution:
% Brix |
Sucrose (g) |
Water (g) |
Total (g) |
25 |
25.000 |
75.000
|
100.000 |
Specifications:
Sugar Content Range |
0 to 85% Brix |
Sugar Content Resolution |
0.1% Brix |
Sugar Content Accuracy |
±0.2% Brix |
Temperature Range |
0 to 80°C (32 to 176°F) |
Temperature Resolution |
0.1°C (0.1°F) |
Temperature Accuracy |
±0.3 °C (±0.5 °F) |
Temperature Compensation |
automatic between 10 and 40°C (50 to 104°F) |
Automatic Shut-Off |
after three minutes of inactivity |
Battery Type/Life |
9V / approximately 5000 readings |
Dimensions |
192 x 102 x 67 mm (7.6 x 4.01 x 2.6”) |
Weight |
420 g (14.8 oz.) |
Refractometer Light Source |
yellow LED |
Minimum Sample Volume |
100 μL (to cover prism totally) |
Sample Cell |
stainless steel ring and flint glass prism |
Measurement Time |
approximately 1.5 seconds |
Ordering Information |
HI96801 is supplied with battery and instruction manual |
Notes |
Enclosure Rating: IP65 |
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