Type | Color | Indicators | Unit | Test result | Experiment method |
Master Batch | black, white, blue, brown, red, yellow, brown, red, yellow, and purple | Color difference | NBS | AE<1.5 | WF32-8MM colorimeter |
Moisture content | % | <0.03% | Thermostatic oven | ||
Particle size | MM | 1.3-2.1 | Vernier caliper | ||
Dark spot | % | <1% | 200x microscope and magnifying glasses | ||
Color customization | Customized according to customers' actual needs |