With calcium chloride precipitant to eliminate the interference of PO43-, total nitrogen in compound fertilizer is determined by formol method.
用氯作沉淀剂,消除磷酸的干扰,用甲醛法测定复合中的总氮。
Aluminum sulfate, calcium chloride and lime are taken as raw materials.The products have high flocculability because of the existing of sulfate ion .
该工艺以硫酸、和石灰为原料,引入硫酸,产品的絮凝性能大大提高。
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Still, calcium chloride does put chloride ion, which plants don't like, into the soil.
不过,氯化钙确实会把植物不喜欢的氯离子注入土壤。
The culprit, he says, may be calcium chloride road salt, used to de-ice highways in the winter.
法南姆表示,造成这种状况的罪魁祸首可能是冬季用来为高速公路除冰的氯化钙路。
So the science here is that once you've put the sodium alginate into a calcium chloride solution, it forms a gel.
所,这里的科学原理是,一旦你把海藻酸钠放入氯化钙液中,它就会形成凝胶。
The reason why some canned veggies are considered ultra-processed is because they might contain thickeners or firming agents like calcium chloride.
一些罐装蔬菜所被认为是超加工食品的原因是它们可能含有像氯化钙一样的增稠剂、固化剂。
So now I can just cross off my moles, calcium chloride.
所现在我可划掉我的摩尔, 氯化钙。
I figured out that originally I had 2.21 grams of calcium chloride.
我发现我原来有2.21克氯化钙。
So let's just choose our analyte is going to be this calcium chloride up here.
所让我们选择我们的分析物将是这里的氯化钙。
Push 2 amps of calcium chloride right now.
马上注射两支氯化钙。
Substances like copper, calcium chloride, and potassium chloride can add their own characteristic hues to the mix.
像铜、氯化钙和氯化钾这样的物质,能够为火焰增添它们特有的色彩。
Now I've got it to moles of calcium chloride.
现在我已经把它变成了几摩尔氯化钙。
So how do we work backwards to figure out how much of that calcium chloride we had to start?
那么, 我们如何向后计算出我们开始时需要多少氯化钙呢?
We're going to make 1 mole of that calcium chloride.
我们要制造1摩尔氯化钙。
We're going to combine that with calcium chloride which is also in solution.
我们将把它与氯化钙结合起来, 氯化钙也存在于液中。
So you stir, about a teaspoon of calcium chloride into 500 mils of water, and that becomes the calcium bath, that we're gonna drop all of our liquids into.
然后你搅拌,将大约一茶匙氯化钙放入五百毫升的水中,那就变成了钙液,我们要把所有的液体都倒进去。
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