Shenzhen ThreeNH Technology Co., Ltd Since 1998, 3nh has been a professional factory with 20 years experience on color and glossy measurement industry.
Nail polish gloss meter 60 degree and 2*15mm aperture 1000 gu 3nh NHG60M with standard ASTM D 523 and ASTM D 2457 Brief Introduction: NHG60M single ...