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Appearance:white or slight yellow rhombic needle-like crystal Purity(chromatogram):≥93%,≥95%,≥98% Melting point:96.2°C Boiling point:279°C Density:1.0242(99/4°C); Refractive index:1.6048(95°C) Packing:25kg plastic film bag lined plastic woven bag or carton ( export grade). Uses: Used in dye, resin, plant growth regulator, insecticide and bactericide.