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    WSB-3A intelligent digital whiteness meter

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    Applicable scope
    Test principles and standards
    Instrument characteristics
    Configuration list
    Used for the determination of whiteness and optical properties of textiles, silk, paper, paint, cotton fiber, ceramic building materials and daily chemical materials.
    GB/T 8424.2-2001 Standard Test Method for color fastness of Textiles - Test Method for relative whiteness
    ISO 2469  JJG 512/48
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