硼化锆2500元/kgCas号12045-64-6分子式ZrB2分子量112.84质量标准外观AppearanceWhitepowder红外光谱InfraredspectrumConformstostructure.痕量金属TraceanalysisofICP≤5000ppm纯度Purity(metalsbasis)≥99.5%粒度Particlesize-325mesh)