Uniform polystyrene microspheres

blue hue- particle size: 100nm- 2.5% w/v- matrix: polystyrene, blue hue- particle size: 300nm- 2.5% w/v- matrix: polystyrene, blue hue- particle size: 500nm- 2.5% w/v- matrix: polystyrene, red hue- particle size: 1.0 ?m- 2.5% w/v- matrix: polystyrene, red hue- particle size: 100nm- 2.5% w/v- matrix: polystyrene, red hue- particle size: 2.0 ?m- 2.5% w/v- matrix: polystyrene, red hue- particle size: 3.0 ?m- 2.5% w/v- matrix: polystyrene, red hue- particle size: 300nm- 2.5% w/v- matrix: polystyrene, red hue- particle size: 4.0 ?m- 2.5% w/v- matrix: polystyrene, red hue- particle size: 5.0 ?m- 2.5% w/v- matrix: polystyrene, red hue- particle size: 500nm- 2.5% w/v- matrix: polystyrene, red hue- particle size: 700nm- 2.5% w/v- matrix: polystyrene