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Whiteness meter manufacturers

I have found results from400+products and200+suppliers aboutWhiteness meter

Jinan Boni Technology Co., Ltdmic-icon
Satisfies 1/1 of your requirement
China Rice Whiteness Meter

China Rice Whiteness Meter

US$500.00-800.00
10 Pieces(MOQ)
Laboratory ISO R457 Fabric Whiteness Meter

Laboratory ISO R457 Fabric Whiteness Meter

US$500.00-800.00
10 Pieces(MOQ)
584 Multi-Function Whiteness Meter, Color Meter, Whiteness Testing Apparatus

584 Multi-Function Whiteness Meter, Color Meter, Whiteness Testing Apparatus

US$500.00-800.00
10 Pieces(MOQ)
Wsb-3A Automatic Digital Whiteness Meter

Wsb-3A Automatic Digital Whiteness Meter

US$500.00-800.00
10 Pieces(MOQ)
Bench Top Digital Rice Whiteness Meter High Qualityy

Bench Top Digital Rice Whiteness Meter High Qualityy

US$500.00-800.00
10 Pieces(MOQ)
ISO2469 ISO2470 ISO2471 Paper Brightness Tester/Paper Whiteness Meter

ISO2469 ISO2470 ISO2471 Paper Brightness Tester/Paper Whiteness Meter

US$500.00-800.00
10 Pieces(MOQ)
Wsb Digital Display Whiteness Meter, Whitenss Test Equipment From China

Wsb Digital Display Whiteness Meter, Whitenss Test Equipment From China

US$500.00-800.00
10 Pieces(MOQ)
Manufacturer Powder Whiteness Tester Brightness Testing Machine Whiteness Meter

Manufacturer Powder Whiteness Tester Brightness Testing Machine Whiteness Meter

US$500.00-800.00
10 Pieces(MOQ)
Wsb-1 Powder Testing Machine Lab Handheld Digital Portable Whiteness Meter on Show

Wsb-1 Powder Testing Machine Lab Handheld Digital Portable Whiteness Meter on Show

US$500.00-800.00
10 Pieces(MOQ)
Decca DC-4520 Whiteness Meter Brightness Tester Reflectance Test Meter

Decca DC-4520 Whiteness Meter Brightness Tester Reflectance Test Meter

US$500.00-800.00
10 Pieces(MOQ)
Digital Display Whiteness Tester Portable Whiteness Tester Test Paint Paper Powder Whiteness Meter on Show

Digital Display Whiteness Tester Portable Whiteness Tester Test Paint Paper Powder Whiteness Meter on Show

US$500.00-800.00
10 Pieces(MOQ)
Brightness Whiteness Meter Colorimeter for Testing Non-Metallic Mineral Products and Construction Materials Whiteness

Brightness Whiteness Meter Colorimeter for Testing Non-Metallic Mineral Products and Construction Materials Whiteness

US$500.00-800.00
10 Pieces(MOQ)
Paper Brightness Tester/Paper Whiteness Meter

Paper Brightness Tester/Paper Whiteness Meter

US$500.00-2,000.00
10 Pieces(MOQ)
Digital Whiteness Meter Flour Starch Whiteness Tester Whiteness Measurement Test Machinery White Meter

Digital Whiteness Meter Flour Starch Whiteness Tester Whiteness Measurement Test Machinery White Meter

US$500.00-2,000.00
10 Pieces(MOQ)
Whiteness Analyzer Powder Whiteness Tester Flour Color Meter Digital Rice Wsb Whiteness Meter

Whiteness Analyzer Powder Whiteness Tester Flour Color Meter Digital Rice Wsb Whiteness Meter

US$500.00-2,000.00
10 Pieces(MOQ)
Spectrophotometer Whiteness Meter Paper Color Test Delta E Measurement of Optical Density for Printing, Films, Paper 3nh

Spectrophotometer Whiteness Meter Paper Color Test Delta E Measurement of Optical Density for Printing, Films, Paper 3nh

US$500.00-2,000.00
10 Pieces(MOQ)
Powder Whiteness Tester 3nh Colorimeter Opacity Test Measuring Instrument Digital Rice Meter

Powder Whiteness Tester 3nh Colorimeter Opacity Test Measuring Instrument Digital Rice Meter

US$500.00-2,000.00
10 Pieces(MOQ)

Sourcing guidance for Whiteness Meter

What are the key technical specifications to consider when selecting a Whiteness Meter?

When evaluating a Whiteness Meter, you must prioritize the Light Source (D65 is the standard for daylight simulation) and the Measuring Geometry (typically d/0 or 45/0). Ensure the device offers high Repeatability (ΔE*ab ≤ 0.05) and Inter-instrument Agreement to guarantee consistent readings across different batches. For industrial applications, look for a Large Data Storage Capacity and USB/Bluetooth connectivity for seamless data export to quality control software.

Which international standards and compliance certifications are mandatory for Whiteness Meters?

The instrument must comply with international colorimetric standards such as ISO 2470, ISO 2471, and CIE (Commission Internationale de l'Eclairage). For specific industries like paper or textiles, verify adherence to TAPPI T452 or ASTM E313. Additionally, ensure the supplier provides a Calibration Certificate traceable to national metrology institutes and that the device carries CE and RoHS certifications for entry into European markets.

How do different application scenarios affect the choice of a Whiteness Meter?

The choice depends heavily on the physical state of the sample. For flat surfaces like paper, plastic, or salt, a standard aperture is sufficient. However, for powders, granules, or liquids, you must ensure the supplier provides specialized sample cells or powder boxes to prevent contamination of the optics. For field testing, a Portable/Handheld model with long battery life is ideal, whereas a Benchtop model is preferred for high-precision laboratory R&D.

What maintenance and calibration routines are required for long-term accuracy?

To maintain accuracy, the device requires Daily White and Black Calibration using the provided standard tiles. It is critical to keep the optical window clean and free of dust. Professional buyers should inquire if the supplier offers annual recalibration services and if the standard white plate is protected by a specialized cover, as any scratches or yellowing on the calibration tile will lead to incorrect measurements.

Cross-Border Procurement Strategies for Precision Instruments

How can I mitigate the risks of purchasing precision optical instruments from overseas?

Precision instruments are sensitive to vibration and moisture. You should insist on Vacuum Packaging and Shock-Absorbent Foam within a sturdy wooden crate. Furthermore, use Made-in-China.com's Secured Trading services to ensure that payment is only released after the goods pass a Third-Party Inspection (such as SGS or Intertek), which should verify the instrument's power-on functionality and calibration accuracy before shipment.

What are the best practices for negotiating with Whiteness Meter suppliers?

Focus the negotiation on After-Sales Technical Support and Warranty Extensions. Since these are technical products, ask for a 2-year warranty instead of the standard 12 months. Negotiate for the inclusion of extra calibration tiles or sample holders at a discounted rate. For bulk orders, aim for a 10-15% price reduction by highlighting a long-term partnership and requesting OEM/ODM branding if you are a distributor.

What shipping methods and trade terms are recommended for high-value lab equipment?

For high-value, low-volume items like Whiteness Meters, Air Freight or International Express (DHL/FedEx/UPS) is recommended to minimize transit time and handling risks. Use CIP (Carriage and Insurance Paid to) or CIF (Cost, Insurance, and Freight) terms to ensure the seller covers the insurance during transit. Always verify the HS Code (typically 9027.50) to accurately calculate import duties and taxes in your destination country.

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