Methods for chemical analysis of limestone and dolomite—Part 6:The determination of phosphorus content—The phosphomolybdate blue spectrophotometric method
全国钢标准化技术委员会(SAC/TC 183)
GB/T 3286的本部分规定了用磷钼蓝分光光度法测定磷含量。
本部分适用于石灰石、白云石及冶金石灰中磷含量的测定。测定范围（质量分数）：磷量0.001%～0.20%。
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