DRK103B Brightness Color Meter

Product details

Brightness  Clor Meter is widely applied in papermaking, fabric, printing, plastic, ceramic and porcelain enamel, construction material, grain, salt making and other testing department that need to test whiteness yellowness, color and chromatism.

Product features
Menstruate many times and give series of arithmetic measuring result; Digital display and the result can be printed out;
1.Test objects color ,diffuse reflectance factor RX、RY、RZ; stimulus value X10、Y10、Z10,  chromaticity coordinate X10、Y10，Lightness L*，Chromaticity a*、b*，Chroma C*ab，hue angle h*ab， dominant wavelengthλd;  ChromatismΔE*ab; lightness  difference  ΔL* ; Chroma difference ΔC*ab;  Hue difference H*ab; Hunter system L、a、b；
2. Test yellowness YI
3. Test opacity OP
4 Test light scatting coefficient S
5. Test light absorption coefficient. A
6 Test transparencies
7. Test Ink absorption value
8. Reference can be practicality or data; The meter can maximum store ten references’ information;
9. Take the average value; digital display and the test results can be printed out.
10. The testing data will be stored while powering off for a long time. 

Product application
1. Test the color and color difference of reflective objects.
2. Test ISO brightness (Blue-ray brightness R457), as well as the degree of fluorescent whitening of fluorescent whitening materials.
3. Test CIE whiteness (W10 Gantz brightness and color cast value TW10).
4. Test Non-metallic mineral products and construction materials whiteness.
5. Test yellowness YI
6. Test non-transparency, transparency, light scattering coefficient and light absorption.
7. Test ink absorption value.

Technical standards
1、GB7973: Pulp, paper and paperboard diffuse reflectance factor assay (d/o method).
2、GB7974: paper and paperboard whiteness assay (d/o method).
3、GB7975: paper and paperboard color measurement (d/o method).
4、ISO2470：paper and board Blue-ray diffuse reflectance factor method (ISO brightness);
5、GB3979: object color measurement
6、GB8904.2：Pulp whiteness assay
7、GB2913：plastics whiteness assay
8、GB1840：Industrial potato starch assay
9、GB13025.：Salt making industry general test method; whiteness assay. Textile industry standards: pulp of chemical fiber whiteness measurement method
10、GBT/5950 construction material and non-metallic mineral products whiteness assay
11、GB8425: Textile whiteness test method
12、GB 9338: fluorescent brightening agent whiteness test method
13、GB 9984.1: sodium tripolyphosphate whiteness determination
14、GB 13176.1: test method for brightness of washing powder
15、GB 4739: Chroma of ceramic pigment test method
16、Gb6689: Dye chromatism Instrumental determination.
17、GB 8424: test method for color and chromatism of textile
18、GB 11186.1:Coating color test method
19、GB 11942: Colorimetric methods for color building materials
20、GB 13531.2: color of cosmetics tristimulus values and delta E * chromatism measurement.
21、GB 1543: Paper opacity determination
22、ISO2471: paper and cardboard opacity determination
23、GB 10339: paper and pulp light scatting coefficient and light absorption coefficient determination
24、GB 12911: Paper and paperboard Ink absorption determination
25、GB 2409: Plastic yellow index. test method

Technical parameter   
1.      Simulate D65 illumination lighting. Adopt CIE1964 supplement color