

The Portable Abbe Refractometer is a compact and reliable device designed for quick and accurate measurement of refractive index and Brix in various applications. With a temperature measurement range of 0℃ to 40℃ (32℉ to 104℉) and a precision of ±0.5℃ (1℉), it ensures consistent and accurate readings in diverse environments. Its lightweight and portable design—measuring just 135×65×40mm and weighing only 200g—makes it ideal for fieldwork and on-site testing.
Powered by two AAA (1.5V) batteries, the refractometer features automatic temperature compensation for improved accuracy, and automatic power management to extend battery life. With over 20 models available, users can choose the best version suited to their specific needs. The Portable Abbe Refractometer is widely used in food and beverage quality control, agriculture, chemical testing, and education due to its ease of use, precision, and versatility.
Features:
Tailored Precision for Every Lab Scenario 🎯
🍹 Food & Beverage Labs:
WZB 35 / WZB 45 / WZB 65 – For juices, syrups, soft drinks
🌾 Agricultural Testing:
WZB A1 / WZB S1 – For salinity, plant extracts, nutrient solutions
🧫 Clinical & Veterinary Labs:
WZB R1 / R2 / R3 – For serum protein and urine specific gravity
🍷 Brewing & Fermentation:
WZB WN1 / WN2 / WN3 – For wine must, KMW, and Oe scale
🔋 Industrial & Automotive:
WZB C1 / C2 / C3 – For battery fluids, glycol solutions
🥛 Specialty Applications:
WZB K1 – For soybean milk and custom concentrations
WZB L1 / L2 – For alcohol content (v/v or w/w)
Who Should Use the AELAB WZB Series? 🧑🔬
Food & Beverage Quality Controllers
Agricultural Field Testers
Clinical Lab Technicians & Veterinarians
Chemical Researchers & QA Professionals
Education & Training Institutions
Field Engineers & Maintenance Teams
Wherever accuracy and speed matter, AELAB ensures reliable performance in compact form.
Specifications :
| Model | Scale | Range | Divison | Accuracy |
| WZB 35 | Brix (%) | 0~35% | 0.1 | ±0.2 |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB 45 | Brix (%) | 0~45% | 0.1 | ±0.2 |
| Refractiv Index | 1.3330~1.4098 | 0.0001 | ±0.0003 | |
| WZB 65 | Brix (%)
Refractiv Index |
28~65%
1.3770~1.4535 |
0.1
0.0001 |
±0.2
0.0003 |
| WZB 92 | Brix (%)
Refractiv Index |
58~92%
1.4370~1.5233 |
0.1
0.0001 |
±0.2
±0.0003 |
| WZB HN1 | Brix (%)
°B′e Water (IHC2002) Refractiv Index |
58~92%
38~43 13~25 1.4370~1.5233 |
0.1
0.1 0.1 0.0001 |
±0.2
±0.1 ±0.1 ±0.0003 |
| WZB HN2 | Brix (%)
°B′e Water (IHC2002) Refractiv Index |
58~92%
38~43 17~27 1.4370~1.5233 |
0.1
0.1 0.1 0.0001 |
±0.2
±0.1 ±0.1 ±0.0003 |
| WZB A1 | salinity | 0~28% | 0.1 | ±0.2 |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB S1 | Brix (%) | 0~35% | 0.1 | ±0.2 |
| salinity | 0~28% | 0.1 | ±0.2 | |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB WN1 | MASS S/W(%)
VOL AP(%) Oe(Germany) KMW |
0~35%
0~22% 0~150 0~25 |
0.1
0.1 1 0.1 |
±0.2
±0.1 ±1 ±0.1 |
| WZB WN2 | MASS S/W (%)
VOL AP(%) Oe(Germany) KMW |
0~35%
0~22% 30~150 0~25 |
0.1
0.1 1 0.1 |
±0.2
±0.1 ±1 ±0.1 |
| WZB WN3 | MASS S/W (%)
VOL AP(%) Oe(Switzerland) KMW |
0~35%
0~22% 0~150 0~25 |
0.1
0.1 1 0.1 |
±0.2
±0.1 ±1 ±0.1 |
| WZB R1 | SERUM P. (g/dl) | 1.000~1.050 | 0.001 | ±0.001 |
| URINE SP.G | 0~12g/dl | 0.1 | ±0.1 | |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB R2 | SERUM P. (g/dl)
URINE SP.G (dog) |
0~14g/dl
1.000~1.060 |
0.1
0.001 |
±0.1
±0.001 |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB R3 | SERUM P. (g/dl)
URINE SP.G (cat) |
0~14g/dl
1.000~1.060 |
0.1
0.001 |
±0.1
±0.001 |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB L1 | Alcohol | 0~60%v/v | 0.1 | ±0.3 |
| WZB L2 | Alcohol | 0~60%w/w | 0.1 | ±0.3 |
| WZB K1 | Soybean milk concentration | 0~35% | 0.1 | ±0.3 |
| WZB C1 | Glycol
Propanediol Battery fluid Clearance |
32~-50oF
32~-50oF 1.00~1.50sg 0~-40oF |
0.1oF
0.1oF 0.01sg 0.1oF |
±1oF
±1oF ±0.01sg ±1oF |
| WZB C2 | Glycol
Propanediol Battery fluid Clearance |
0~-50oC
0~-50oC 1.00~1.50sg 0~-40oC |
0.1oC
0.1oC 0.01sg 0.1oC |
±1oC
±1oC ±0.01sg ±1oC |
| WZB C3 | Glycol
Propanediol |
0~80% | 0.1% | ±0.3% |
| 0~70% | 0.1% | ±0.3% |
| Model | Scale | Range | Divison | Accuracy |
| WZB 35 | Brix (%) | 0~35% | 0.1 | ±0.2 |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB 45 | Brix (%) | 0~45% | 0.1 | ±0.2 |
| Refractiv Index | 1.3330~1.4098 | 0.0001 | ±0.0003 | |
| WZB 65 | Brix (%)
Refractiv Index |
28~65%
1.3770~1.4535 |
0.1
0.0001 |
±0.2
0.0003 |
| WZB 92 | Brix (%)
Refractiv Index |
58~92%
1.4370~1.5233 |
0.1
0.0001 |
±0.2
±0.0003 |
| WZB HN1 | Brix (%)
°B′e Water (IHC2002) Refractiv Index |
58~92%
38~43 13~25 1.4370~1.5233 |
0.1
0.1 0.1 0.0001 |
±0.2
±0.1 ±0.1 ±0.0003 |
| WZB HN2 | Brix (%)
°B′e Water (IHC2002) Refractiv Index |
58~92%
38~43 17~27 1.4370~1.5233 |
0.1
0.1 0.1 0.0001 |
±0.2
±0.1 ±0.1 ±0.0003 |
| WZB A1 | salinity | 0~28% | 0.1 | ±0.2 |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB S1 | Brix (%) | 0~35% | 0.1 | ±0.2 |
| salinity | 0~28% | 0.1 | ±0.2 | |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB WN1 | MASS S/W(%)
VOL AP(%) Oe(Germany) KMW |
0~35%
0~22% 0~150 0~25 |
0.1
0.1 1 0.1 |
±0.2
±0.1 ±1 ±0.1 |
| WZB WN2 | MASS S/W (%)
VOL AP(%) Oe(Germany) KMW |
0~35%
0~22% 30~150 0~25 |
0.1
0.1 1 0.1 |
±0.2
±0.1 ±1 ±0.1 |
| WZB WN3 | MASS S/W (%)
VOL AP(%) Oe(Switzerland) KMW |
0~35%
0~22% 0~150 0~25 |
0.1
0.1 1 0.1 |
±0.2
±0.1 ±1 ±0.1 |
| WZB R1 | SERUM P. (g/dl) | 1.000~1.050 | 0.001 | ±0.001 |
| URINE SP.G | 0~12g/dl | 0.1 | ±0.1 | |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB R2 | SERUM P. (g/dl)
URINE SP.G (dog) |
0~14g/dl
1.000~1.060 |
0.1
0.001 |
±0.1
±0.001 |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB R3 | SERUM P. (g/dl)
URINE SP.G (cat) |
0~14g/dl
1.000~1.060 |
0.1
0.001 |
±0.1
±0.001 |
| Refractiv Index | 1.3330~1.3900 | 0.0001 | ±0.0003 | |
| WZB L1 | Alcohol | 0~60%v/v | 0.1 | ±0.3 |
| WZB L2 | Alcohol | 0~60%w/w | 0.1 | ±0.3 |
| WZB K1 | Soybean milk concentration | 0~35% | 0.1 | ±0.3 |
| WZB C1 | Glycol
Propanediol Battery fluid Clearance |
32~-50oF
32~-50oF 1.00~1.50sg 0~-40oF |
0.1oF
0.1oF 0.01sg 0.1oF |
±1oF
±1oF ±0.01sg ±1oF |
| WZB C2 | Glycol
Propanediol Battery fluid Clearance |
0~-50oC
0~-50oC 1.00~1.50sg 0~-40oC |
0.1oC
0.1oC 0.01sg 0.1oC |
±1oC
±1oC ±0.01sg ±1oC |
| WZB C3 | Glycol
Propanediol |
0~80% | 0.1% | ±0.3% |
| 0~70% | 0.1% | ±0.3% |
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