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This model is specifically designed for measuring sulfuric acid, which makes it ideal for a wide-range of applications in the industrial or pharmaceutical industries.
The QR-HSO allows users to easily measure the concentration of sulfuric acid without coming in contact with this highly corrosive acid. Cleaning and zero-setting can be done with tap water.



Model QR-HSO Cat.No. 3355
Measurement Range Sulfuric Acid: 0.0 to 35.0%
Temperature: 5 to 40°C
Minimum Indication Sulfuric Acid: 0.1%
Temperature: 0.1°C
Measurement Accuracy Sulfuric Acid: ±0.3 %
Temperature: ±1°C
(with sucrose solution)
Measurement Temperature 5 to 40°C (Automatic Temperature Compensation)
Ambient Temperature 5 to 40°C Measurement Time Approximately 3 seconds
Power Supply 006P alkaline battery (9V) Sample Volume At least 2 mL

International Protection Class 

Dust-tight and Protected against splashing water.
Materials Main body and detection section: ABS resin
Sample chamber cover: AS resin
Dimensions & Weight 70 × 40 × 210 mm (excluding nozzle), 300 g
The maximum possible length of nozzle: 130 mm


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