无机盐
无机盐是指一类无机化合物的统称，是人类和动物合理营养所必需的重要营养素之一。它们在食物中大多以结合形式存在，在体液中则常解离为无机盐离子；少数如微量元素，则与蛋白质结合。
根据其在电场中带有的正、负电荷不同，无机盐可分为阳离子和阴离子两大类。其中，Na⁺、K⁺、Ca²⁺、Mg²⁺、Cl⁻、HCO₃⁻、HPO₄²⁻ 因含量较多，被归为主流无机盐；而 Fe²⁺、Fe³⁺、Cu⁺、Cu²⁺、Mn²⁺、Mn⁴⁺、Co²⁺、Cr³⁺、Cr⁶⁺、Cd²⁺、Zn²⁺ 以及 Br⁻ 和 I⁻ 只以微量存在于体内，被称为微量元素。
下级分类
| 中文名称 | 英文名称 | CAS号 | 化学式 |
|---|---|---|---|
| 硅酸铝镁盐 | Silicic acid, aluminum magnesium salt | 1327-43-1 | AlMgO3Si+3 |
| 硅酸铝镁 | Silicic acid (H4SiO4), aluminum magnesium salt (8:2:3) | 12511-31-8 | AlH4MgO4Si |
| 硅酸铝钾钠 | Silicic acid, aluminum potassium sodium salt | 12736-96-8 | Al9H32KNa4O68Si18 |
| 硅酸铝钙钠盐 | Silicic acid, aluminum calcium sodium salt | 1344-01-0 | AlCaNaO4Si+2 |
| 硅酸铝 | Aluminum oxide silicate | 12141-46-7 | Al2O5Si |
| 硅酸钡 | Silicic acid, barium salt | 12650-28-1 | BaO3Si |
| 硅酸 | silicic acid | 7699-41-4 | H2O3Si |
| 硅氟酸铵 | ammonium hexafluorosilicate | 1309-32-6 | F6Si*2H4N |
| 硅化镱 | 12039-89-3 | Si2Yb | |
| 硅化镨 | 12066-83-0 | PrSi2 | |
| 硅化镧 | 12056-90-5 | LaSi2 | |
| 硅化镝 | 12133-07-2 | DySi2 | |
| 硅化镁 | 22831-39-6 | Mg2Si | |
| 硅化锰 | 12032-86-9 | MnSi2 | |
| 硅化锆 | 12039-90-6 | Si2Zr | |
| 硅化铽 | 12039-80-4 | Si2Tb | |
| 硅化铼 | 12038-66-3 | ReSi2 | |
| 硅化铬 | Chromium silicide (Cr3Si) | 12018-36-9 | Cr3Si |
| 硅化铬 | Chromium silicide (CrSi2) | 12018-09-6 | CrSi2 |
| 硅化铪 | 12401-56-8 | HfSi2 | |
| 硅化铜 | Copper;silicon | 12159-07-8 | CuSi |
| 硅化铌 | Niobium silicide | 39336-13-5 | Nb5Si3 |
| 硅化铌 | 12034-80-9 | NbSi2 | |
| 硅化铈 | 12014-85-6 | CeSi2 | |
| 硅化铁 | 12022-99-0 | FeSi2 | |
| 硅化铁 | Iron;silicon | 39438-57-8 | FeSi |
| 硅化钽 | Tantalum silicide (Ta5Si3) | 12067-56-0 | Si3Ta5 |
| 硅化钼 | Pentamolybdenum trisilicide | 12033-40-8 | MoO6Si2 |
| 硅化钴 | 12017-12-8 | CoSi2 | |
| 硅化钨 | Tungsten silicide (W5Si3) | 12039-95-1 | Si3W5 |
| 硅化钨 | Tungsten-silicide | 12039-88-2 | Si2W |
| 硅化钛 | 12039-83-7 | Si2Ti | |
| 硅化钛 | Titanium silicide (Ti5Si3) | 12067-57-1 | Si3Ti5 |
| 硅化钙 | 12013-56-8 | CaSi2 | |
| 硅化钙 | Calcium;silicon | 12013-55-7 | CaSi |
| 硅化钕 | 12137-04-1 | NdSi2 | |
| 硅化钒 | 12039-87-1 | Si2V | |
| 硅化钇 | 12067-55-9 | Si2Y | |
| 硅化钆 | 12134-75-7 | GdSi2 | |
| 砷酸盐 | Arsenate ion | 15584-04-0 | AsO4-3 |
| 砷酸二氢铵 | ammonium dihydrogen arsenate | 13462-93-6 | AsH2O4*H4N |
| 砷化铊 | Arsenic;thallium | 12006-09-6 | AsTl |
| 矽酸镁铝 | Almasilato | 71205-22-6 | Al2H6MgO7Si2+8 |
| 盐酸羟胺 | hydroxylamine hydrochloride | 5470-11-1 | Cl*H4NO |
| 盐基性硫酸铬(固) | chromium(3+);hydroxide;sulfate | 12336-95-7 | CrHO5S |
| 白屈菜赤碱 | chelerythrine chloride | 3895-92-9 | C21H18NO4*Cl |
| 甲铵三碘铅酸盐 | methylammonium lead iodide | 69507-98-8 | CH5N*H*I3Pb |
| 甲铵三溴铅酸盐 | methylammonium lead bromide | 69276-13-7 | Br3Pb*CH5N*H |
| 甲酸铵 | ammonium formate | 540-69-2 | CH2O2*H3N |
| 甲烷磺酰基叠氮化物 | Methanesulfonyl azide | 1516-70-7 | CH3N3O2S |
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