... Widely used as the initial materials for the synthesis of various heterocyclic compound, such as cancer-treating drug ... In addition, it can be used to synthesize various intermediates of pharmaceutical, pesticide, dye, pigment, such as triazole, ... material for dispersing dyes Quality index:Name of indexindexappearanceShallow brown crystallizationContent %≥99.0Dry weightlessness %≤0. ...