cas no: 89-05-4
Chemical name: pyromellitic acid Cas no: 89-05-4 Purity: 99%
Chemical name: pyromellitic acidCas no: 89-05-4Purity: 99%Formula: C10H6O8Appearance: 白色或近白色粉末Package 铝箔袋；桶；按照客户要求
