The method of measuring c, s, p, Mn, Si, Cr, Ni, Mo, V, W, ti, Nb, Al element content by DV-4 photoelectric spectroscope on one condition is introduced.
介绍了应用DV - 4光电光谱仪,仅用一种测定条件,测定高合金钢中碳、硫、磷、锰、硅、铬、镍、钼、钒、钨、钛、铌、铝元素的含量的方法。
On this optimum conditions, the content of triterpenoids is 5.61%(W/W).
在此条件下测得三萜化合物的含量为5.61%(W/W)。
Results The drug content of prepared recombinant hirudin coated-pellets was 3.513% (w).
结果所制备的重组水蛭素肠溶包衣微丸药物含量质量分数为3.513%。
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