Hardmetals—Part 4:Determination of titanium content—Photometric peroxide method
IDT ISO 4501:1978
全国有色金属标准化技术委员会(SAC/TC 243)
GB/T 5124的本部分规定了过氧化氢分光光度法测定硬质合金和碳化物中钛量。
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