Main products on Erbium (er) : industrial puritymetal Erbium, highpuritymetal Erbium, metal Erbium targets, Er-Al alloy, Er-Pr alloy, and other Erbium alloys and alloy targets.
Then the new technology in preparation of highpurity scandium metal was proposed and its purification mechanism was discussed.
然后给出了用真空蒸馏法制备高纯金属钪的新工艺，并对其提纯机制作了探讨。
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After dissolution of inclusion bodies in binding buffer containing 8m Urea, the fusion protein was purified with metal affinity chromatography column, highpurity protein was achieved.