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首頁 > 供應產品 > 碳酸釔
碳酸釔
單價 面議對比
詢價 暫無
發貨 江蘇常州市付款后24小時內
過期 長期有效
更新 2013-10-14 08:53
 
詳細信息

碳酸釔
分子式:Re2(CO3)3  性 狀 白色或略帶淡黃色結晶粉末,顏色隨純度變化而略有變化,屬斜方晶系,難溶于水。將其水懸浮液煮沸,則水解生成堿式碳酸鹽。在900℃加熱時分解為Y2O3。
用途:用于制造三元催化劑、鹽中間體、硬質合金添加劑、陶瓷工業。
理化指標(%):  Re2(CO3)3 3N    Re2(CO3)4N     Re2(CO3)3 5N
  TREO                   45.00           46.00          46.00
Re2O3/TREO     99.95          99.99           99.999
Fe2O3                  0.005          0.003           0.001
SiO2                     0.005          0.002           0.001
CaO                      0.005          0.001           0.001
SO42-                    0.050          0.010           0.010
                              0.005          0.005           0.005
Cl-                          0.040          0.010           0.010
                               0.005          0.003           0.003
Na2O                      0.005          0.002           0.001
PbO                        0.002          0.001           0.001
酸溶解實驗              清亮           清亮            清亮
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