Technical parameters: 1. Appearance: light green powder 2. Color light: blue-white (similar to the standard sample) 3. Purity: ? 99% 4. Melting point: 198~203 ℃ 5. Fineness: more than 100 meshes Product description: OB is widely used for whitening of thermoplastic plastics such as PVC, PE, PP, PS, ABS, PMMA, POM and thermosetting plastics, polyester fiber, paint, ink, paint, etc. Product features: Light green powder, odorless, soluble in alkanes, fats, mineral oils, paraffins and most organic solvents, with a maximum absorption value of 375 nm (in ethanol) and a maximum emission wavelength of 435 nm (in ethanol).
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