![双[三(羟甲基)氨基甲烷],CAS:6976-37-0](http://struc.chem960.com/strucimg/7000/ctzw0nzi34oyob9fnlmhiwee.png)
含量：≥97.0%
澄清度试验：合格
钙：≤0.002%
硅酸盐：≤0.005%
钾：≤0.02%
磷酸盐：≤0.0005%
硫酸盐：≤0.002%
铝：≤0.001%
氯化物：≤0.002%
碳酸盐：≤1.0%
铁：≤0.005%
总氮量：≤0.0005%
澄清度试验：合格
钙：≤0.002%
硅酸盐：≤0.005%
钾：≤0.02%
磷酸盐：≤0.0005%
硫酸盐：≤0.002%
铝：≤0.001%
氯化物：≤0.002%
碳酸盐：≤1.0%
铁：≤0.005%
总氮量：≤0.0005%
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