電子級氧化鉿:HfO2≥99.9% ,ZrO2/(HfO2+ZrO2)≤0.002%1級氧化鉿:HfO2≥99% ,ZrO2/(HfO2+ZrO2)≤0.2%2級氧化鉿:HfO2≥99% ,ZrO2/(HfO2+ZrO2)≤0.5%3級氧化鉿:HfO2≥98% ,ZrO2/(HfO2+ZrO2)≤1%4級氧化鉿:HfO2≥97% ,ZrO2/(HfO2+ZrO2)≤3%
核級氧化鋯:ZrO2≥98.5%,HfO2/ (HfO2+ZrO2)≤0.005%
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