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YQ-Z-48B Whiteness Meter
 YQ-Z-48B Whiteness Meter |
Product Description
The instrument accord with the relevant provisions in the standards of GB/T 3978, GB/T 7973, GB/T 7974, GB/T 1543, GB/T 10339, ISO 2470, ISO 2471, etc. It is applied to measure whiteness of objects.
Specifications and parameters
1. Zero drift: Not more than 0.1percent;
2. Indication drift: Not more than 0.1 percent;
3. Indication error: Not more than 0.5 percent;
4. Repetitive error: Not more than 0.1 percent;
5. Specular reflectance error: Not more than0.1 percent;
6. Sample size: Testing plane not less than 30mm, thickness not more than 40mm.
| Company: | Hangzhou Qingtong & Boke Automation Technology Co., Ltd. |
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