Maintain measurement accuracy with Hanna Instruments HI731331 replacement glass cuvettes. These precision-engineered 22mm optically clear glass cuvettes are essential for accurate photometric and turbidity measurements with HI96 series portable photometers and Hanna turbidity meters.
Precision Features:
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Optically clear glass: High-quality construction ensures accurate light transmission for reliable measurements
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Index mark alignment: Ensures proper positioning in the photometer for consistent results
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10 ml level mark: Precisely measure the correct sample volume every time
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22mm diameter: Standard size compatible with HI96 series and turbidity meters
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Value pack: Includes 4 replacement cuvettes (caps sold separately as HI731335N)
Why Replace Your Cuvettes:
Clean, scratch-free cuvettes are critical for accurate optical measurements. Even minor scratches, discoloration, or residue can interfere with light transmission and compromise your test results. Regular replacement ensures measurement integrity and reliable data for quality control, compliance testing, and research applications.
Optical System Compatibility:

Compatible Instruments:
Designed for use with HI96 series portable photometers and both portable and benchtop Hanna turbidity meters. These are the same high-quality cuvettes supplied with new instruments.
Professional-Grade Quality:
Manufactured in Romania by Hanna Instruments to exacting optical standards. Essential for laboratories, water treatment facilities, aquaculture operations, pool service professionals, and any application requiring precise colorimetric or turbidity analysis.
Note: Cuvette caps (HI731335N) sold separately. Regular replacement recommended for maintaining measurement accuracy and instrument calibration integrity.