Optical Brightening Agent FP-127(C.I.378) Chemical name 1,1'-biphenyl-4,4'-bis-benzoxazole Structural formula Molecular formula: C30H26O2 Molecular weight: 418 Properties: Comprehensive application field, good compatibility with all kinds of plastic, excellent stability under all kinds of climate Technical conditions: Appearance: slight yellow powder Melting Point:219-221°C Purity:≥99.0% Fineness through: 100 meshes Use: Mainly be used in whitening of plastics such as PVC, PS, ABS, TPR, etc Package: It is packed in 20Kgs paper board bucket. It can be packed according to the requirement of the user. Note: It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product.