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Fluorescent Brightener-OB |
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2.5-bis(5-tert.buty1-2-benzoxazolyl)thiophene |
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It is used in thermoplastic plastics, PVC, PE, PP, PS, ABS, SAN, SB, CA, PA, PMMA, acrylic resin, polyester fiber, paint, coating, the brightening of printing ink. |
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Molecular weight: 430,575 Appearance: Bright yellow green crystal powder Color light: Bright-colored blue fluorescent light(approximate to standard sample.) Melting point: 196 - 203'C Solid Content: > 99.5% |
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