400 ~ 700nm Wavelength Egg Shell Meat Product Color Tester Aperture Φ4mm ASTM E1164

Lugar de origen Porcelana
Nombre de la marca Shandong Shengtai Instrument Co.,Ltd
Certificación CIE No.15 GB/T 3978 GB 2893 GB/T 18833 ISO7724-1 ASTM E1164 DIN5033 Teil7
Número de modelo ST-17
Cantidad de orden mínima 1
Detalles de empaquetado caja de madera
Tiempo de entrega 7 - 15 días laborables
Condiciones de pago T/T
Capacidad de la fuente 10000 juegos/año
Datos del producto
espaciamiento de longitud de onda 10 nm Rango de longitud de onda 400 - 700 nm
Rango de medición de reflectancia 0-200% Resolución de reflectancia 0.01%
Tiempo de medición aproximadamente 1 segundo pantalla Pantalla IPS a todo color, 2,4 pulgadas
Interfaz USB Almacenamiento 100 muestras estándar
Resaltar

egg shell color tester 400-700nm

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meat product color tester ASTM E1164

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food color tester Φ4mm aperture

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Descripción de producto

ST-17 Egg shell meat product color tester portable

The ST-17 egg shell (meat product) colorimeter utilizes automatic calibration and boasts over 30 measurement parameters and 26 standard light sources. This egg shell colorimeter can automatically calibrate and eliminate gloss measurement, while simultaneously measuring 30 indicators such as whiteness and yellowness. It exhibits excellent repeatability and is certified by the metrology institute.

Eggshells come in various colors, including white, light brown, brown, dark brown, and green. Some people prefer red eggshells, while others favor green eggshells, believing them to have higher nutritional value. The color of an eggshell originates from the final processing stage of the egg within the reproductive tract of the hen - the pigment secreted by the uterus epithelium. For instance, porphyrin provides the brown color, while biliverdin gives the green hue. The specific pigment secreted primarily depends on the genotype of the hen. Additionally, it is influenced by acquired factors such as the hen's diet and health. The age and health status of the hen also exert a certain degree of influence on the color of the eggshell.

Technical Specifications

Measurement setup D/8-SCI+SCE (diffuse illumination, 8° directional reception, including removal of specular reflection)

 

Measurement repeatability/stability

Standard deviation value ΔE*ab ≤ 0.04
Average value dE*ab ≤ 0.05
Maximum value dE*ab ≤ 0.08
(After calibrating the whiteboard, measure it 30 times at 5-second intervals)
Difference between stations ΔE*ab≤0.4
Display accuracy 0.01
Measurement/Illumination Aperture Φ4mm
Measurement metrics

Spectral reflectance, CIE-Lab, CIE-LCh, HunterLab, CIE-Luv, XYZ, Yxy, RGB, Color difference(ΔE*ab, ΔE*cmc, ΔE*94, ΔE*00), Whiteness(ASTM E313-00, ASTM E313-73, CIE/ISO, AATCC, Hunter, TaubeBergerStensby),

Yellow Index(ASTM D1925, ASTM E313-00, ASTM E313-73), Blackness(My, dM)

Lighting conditions A, B, C, D50, D55, D65, D75, F1, F2, F3, F4, F5, F6, F7, F8, F9, ,F10, F11, F12, CWF, U30, U35, DLF, NBF, TL83, TL84
Illumination source LED
Measurement and observation method Visual inspection
Software support Windows
Accuracy guarantee Ensure first-level measurement qualification
Field of view angle 2°, 10°
Integrating sphere diameter 40mm
Standard CIE No.15, GB/T 3978, GB 2893, GB/T 18833, ISO7724-1, ASTM E1164, DIN5033 Teil7
Spectral method Integrated optical device
Sensor CMOS sensor
Wavelength spacing 10nm
Wavelength range 400 - 700nm
Reflectance measurement range 0-200%
Reflectance resolution 0.01%
Measurement time approximately 1s
Interface USB
Screen IPS full-color screen, 2.4 inches
Battery capacity Capable of continuous measurement for 8000 times on a single charge, 3.7V/3000mAh
Light source lifespan 10 years or 1 million cycles
Language Simplified Chinese, English
Storage 100 standard samples

400 ~ 700nm Wavelength Egg Shell Meat Product Color Tester Aperture Φ4mm ASTM E1164 0

Note: The appearance pictures, dimensions, volume and weight of the instrument are for reference only. If there are any updates to the instrument, they may be slight changes without prior notice.

 

Shandong Shengtai Instrument Co., Ltd. provides the following quality assurance for the instruments sold to you:

----The instruments and materials provided are brand new, comply with national quality standards, and come with manufacturer's certification;

----The materials and main components provided meet the technical requirements specified in the technical documentation;

----The warranty period for the entire equipment is one year (excluding normal wear and tear of consumable parts).

----We are responsible for free maintenance of any instrument quality issues that arise during the warranty period. If the equipment malfunctions due to the user's responsibility, we will provide maintenance at a reasonable fee.

----Lifetime discounted supply of parts for equipment, and lifetime maintenance and repair of the entire machine.

----After the warranty period expires, if the user requires maintenance and technical services, we will only charge for the cost.

400 ~ 700nm Wavelength Egg Shell Meat Product Color Tester Aperture Φ4mm ASTM E1164 1