GY-BMB-58 High-Tinted and Deep Blackness Masterbatch GY-FRE-450 Microencapsulated Red Phosphorus Masterbatch for PA GY-FRE-540 Microencapsulated Red Phosphorus Masterbatch for PET & PBT GY-FRE-670 Microencapsulated Red Phosphorus Masterbatch for Polyolefin GY-UVE-135 Highly-Performance Anti-UV Masterbatch GY-UVE-701 Highly-Performance UV resistant Anti-Yellowing Masterbatch GY-FR-MB21 PP Flame Retardant Masterbatch