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Standard
| SH/T 0802-2007 Determination of 2 6-bi-tert-butyl-paracresol in insulating oils (English Version) |
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Detail of SH/T 0802-2007
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Introduction of SH/T 0802-2007
本标准规定了新的矿物绝缘油中特定抗氧剂2，6-二叔丁基对甲酚含量的测定方法。
本标准是采用添加剂分子振动的特征红外吸收波长来测定其在油中的含量。即通过与基础油的红外光谱对经确定2，6-二叔丁基对甲酚的含量。如果无基础油参比，可测定存在的总酚。但测定的总精度可能会明显降低，检测极限也会相应增大。
本标准适用于DBPC浓度范围0.02%（质量分数）~0.90%（质量分数）。
Contents of SH/T 0802-2007