Shenzhen ThreeNH Technology Co., Ltd Since 1998, 3nh has been a professional factory with 20 years experience on color and glossy measurement industry.
Descripción de producto Espectrofotometro YS3020 3nh espectrofotómetro del color de la abertura de 1*3m m o de 4m m o de 8m m 1. El espectrofotómetro ...