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 |
|---|---|---|---|
| —— | Nickel;sulfuric acid;hydrate | 10101-98-1 | H4NiO5S |
| —— | 81029-06-3 | AlClH3O5 | |
| —— | Nitric acid bismuth hydrate | 10035-06-0 | BiH3NO4 |
| —— | CERAMICS-AEium(III) sulfate | 13454-94-9 | CeH2O4S |
| —— | azanylidynetitanium | 25583-20-4 | H3NTi |
| —— | ammonium heptamolybdate*nH2O | 12027-67-7 | (x)H2O*6H4N*Mo7O24 |
| —— | Orthoboric acid, zinc salt | 10361-94-1 | BH3O3Zn+2 |
| —— | Cadmium Perchlorate Hexahydrate | 10326-28-0 | CdCl2H12O14 |
| —— | Huntite | 19569-21-2 | C4CaMg3O12 |
| —— | Gold monosulfide | 1303-60-2 | Au2S |
| —— | gallium sufide | 12024-22-5 | Ga2S3 |
| —— | Dilithium;[oxido(oxoboranyloxy)boranyl]oxy-oxoboranyloxyborinate;hydrate | 12007-61-3 | B4H2Li2O8 |
| —— | Mercury(1+);nitric acid;dihydrate | 14836-60-3 | H5HgNO5+ |
| —— | Zirconium carbonate hydroxide oxide | 57219-64-4 | CH2O7Zr2 |
| —— | Iron(II) perchlorate hexahydrate | 13520-69-9 | Cl2FeH12O14 |
| —— | Titanium carbide nitride (Ti2CN) | 12654-86-3 | CNTi2- |
| —— | molybdenum disulfide | 1317-33-5 | Mo2S |
| —— | Selanylidenegallane | 12024-11-2 | GaHSe |
| —— | oxygen(2-);titanium(2+) | 13463-67-7 | O2Ti-2 |
| —— | Parkin's catalyst | 173416-05-2 | C6H21O3P3Pt |
| —— | platinum(IV) oxide hydrate | 52785-06-5 | (x)H2O*(x)O2Pt |
| —— | Magnesium fluorosilanetris(olate) (3/2) | 12449-55-7 | F2Mg3O6Si2 |
| —— | Cadmium bromide xhydrate | 13464-92-1 | Br2CdH2O |
| —— | Platinum(IV) sulfite | 61420-92-6 | O6PtS2 |
| —— | Ferrous selenide | 1310-32-3 | FeSe |
| —— | dipotassium;oxygen(2-);titanium(4+) | 12056-51-8 | K2O13Ti6 |
| —— | 12136-24-2 | HoSi2 | |
| —— | Aluminum;sodium;tetrasulfate | 10102-71-3 | AlNaO16S4-4 |
| —— | 10102-25-7 | H4LiO5S | |
| —— | Hydrogen sulfate;titanium(4+);sulfate | 13693-11-3 | HO8S2Ti+ |
| —— | sodium hexahydroxostannate(IV) | 12027-70-2 | H6O6Sn*2Na |
| —— | Andalusite (Al2O(SiO4)) | 12141-46-7 | Al2O5Si |
| —— | Metaphosphoric acid (H6P6O18), sodium salt (1:6) | 10124-56-8 | H6NaO18P6 |
| —— | Tetracalcium;tetrasulfate;hydrate | 10034-76-1 | Ca4H2O17S4 |
| —— | 14104-28-0 | FH2KO3P | |
| —— | Cobalt sulfide (CoS2) | 12013-10-4 | CoS2-4 |
| —— | ammonium peroxydisulfate | 7727-54-0 | H2O8S2*2H3N |
| —— | Diammonium phosphonate monohydrate | 51503-61-8 | H10N2O4P+ |
| —— | potassium zeolite L | 1335-30-4 | Al9K9O72Si27 |
| —— | Magnesium phosphinate | 10377-57-8 | H2MgO4P2+2 |
| —— | ammonium tetrachloropalladate(II) | 13820-40-1 | Cl4Pd*2H4N |
| —— | Sodium tetraborate decahydrate | 1330-43-4 | B4O7*2Na |
| —— | AMMONIUM TETRATHIOTUNGSTATE | 13862-78-7 | 2H4N*S4W |
| —— | potassium hexacyanochromate(III) | 13601-11-1 | C6CrN6*3K |
| —— | disodium hydrogenphosphate | 7558-79-4 | HNa*H2O4P*Na |
| —— | Aluminum oxide fluoride | 13596-12-8 | AlFO |
| —— | sodium cyanurate | 3047-33-4 | C3N3O3*3Na |
| —— | Phosphinic acid, aluminum salt (3:1) | 7784-22-7 | AlH3O6P3+3 |
| —— | calcium hydride | 7789-78-8 | CaH2 |
| —— | copper(II) sulfate | 7758-99-8 | Cu*O4S |
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