GB/T 14634.4-2002 Test methods for rare earth trichromatic phosphors for lamps - Determination of particle size distribution by electrical sensing method

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GB/T 14634.4-2002

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Test methods for rare earth trichromatic phosphors for lamps - Determination of particle size distribution by electrical sensing method

Chinese Name:

灯用稀土三基色荧光粉试验方法 电传感法粒度分布测定

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National Standard (GB)

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