Chinese Standard: GB/T 223.75-2008

Iron,steel and alloy—Determination of boron content—Methanol distillation-curcumin photometric method

全国钢标准化技术委员会

GB/T 223的本部分规定了用甲醇蒸馏-姜黄素光度法测定硼含量。
本部分适用于碳钢、合金钢、高温合金及精密合金中质量分数为0.000 5％~0.20％硼含量的测定。

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