Anhui I-Sourcing International Co., Ltd, established in 2011, is a professional chemical company specializing in the R&D and marketing of effect pigment, such as pearlescent pigment, glitter powder, glow-in-dark pigment, aluminium paste, photochromic pigment, thermochromic pigment, etc. Effect pigments are widely used in paint and coatings industry, printing ink, plastics, textiles, leather ... What is the magnetic field strength at point 1_