执行GB/T24487-2022国家标准,AL2O3≥98.5% SiO2≤0.04%,Fe2O3≤0.02%,Na2O≤0.55%,CaO≤0.04%,灼减≤1.0%,外观颜色为白色晶体,无夹杂和团块,验收合格后按照到货实际重量1个月内以承兑方式付款
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