| No. | CAS # | Product Names | Molecular Formula |
| 1 | 5537-71-3 | M-(1-cyanoethyl)benzoic acid | C10H9NO2 |
| 2 | 6264-98-8 | m-(o-Toluidino)phenol | C13H13NO |
| 3 | 108-39-4 | M-cresol | C7H8O |
| 4 | 121-90-4 | m-Nitrobenzoyl chloride | C7H4ClNO3 |
| 5 | 1477-55-0 | M-phenylenebis(methylamine) | C8H12N2 |
| 6 | 108-45-2 | M-phenylenediamine | C6H8N2 |
| 7 | 620-23-5 | m-Tolualdehyde | C8H8O |
| 8 | 99-04-7 | m-Toluic acid | C8H8O2 |
| 9 | 108-44-1 | m-toluidine | C7H9N |
| 10 | 620-22-4 | m-Tolunitrile | C8H7N |
| 11 | 621-29-4 | m-Tolyl isocyanate | C8H7NO |
| 12 | 108-38-3 | m-Xylene | C8H10 |
| 13 | 8007-12-3 | Mace oil | |
| 14 | 23184-66-9 | Machette | C17H26ClNO2 |
| 15 | 112025-60-2 | Macleaya cordata extract | C20H14NO4.Cl;C21H18NO4.Cl |
| 16 | 18449-41-7 | Madecassic acid | C30H48O6 |
| 17 | 13009-99-9 | Mafenide acetate | C7H10N2O2S.C2H4O2 |
| 18 | 88859-04-5 | Mafosfamide | |
| 19 | 16674-78-5 | Magnesium acetate tetrahydrate | C4H6MgO4.4(H2O) |
| 20 | 13446-53-2 | Magnesium bromide hexahydrate | |
| 21 | 7789-48-2 | Magnesium bromide | Br2Mg |
| 22 | 13717-00-5 | Magnesium Carbonate | MgCO3 |
| 23 | 546-93-0 | Magnesium carbonate | MgCO3 |
| 24 | 7791-18-6 | Magnesium chloride hexahydrate | MgCl2.6H2O |
| 25 | 7786-30-3 | magnesium chloride | MgCL22 |
| 26 | 7779-25-1 | Magnesium citrate | C6H6O7.Mg |
| 27 | 2414-98-4 | Magnesium ethoxide | C4H10MgO2 |
| 28 | 7783-40-6 | Magnesium fluoride | |
| 29 | 16949-65-8 | Magnesium fluosilicate | MgSiF6·6H2O |
| 30 | 18972-56-0 | Magnesium hexafluorosilicate hexahydrate | |
| 31 | 1309-42-8 | magnesium hydroxide | Mg（OH）2 |
| 32 | 10377-57-8 | Magnesium hypophosphite | MgH4O4P2 |
| 33 | 18917-93-6 | Magnesium L-lactate trihydrate | 2(C3H5O3).Mg.3(H2O) |
| 34 | 83972-01-4 | Magnesium mono-p-nitrobenzyl malonate | C20H16MgN2O12 |
| 35 | 84133-21-1 | Magnesium monobenzyl malonate | C20H18MgO8 |
| 36 | 10377-60-3 | magnesium nitrate | Mg(NO3)2 |
| 37 | 1309-48-4 | magnesium oxide | MgO |
| 38 | 1335-26-8 | Magnesium peroxide | |
| 39 | 14452-57-4 | Magnesium peroxide | |
| 40 | 12057-74-8 | Magnesium phosphide | |
| 41 | 13446-24-7 | Magnesium pyrophosphate | H4O7P2.2Mg |
| 42 | 18917-89-0 | Magnesium salicylate | Mg.(C7H5O3)2;C14H10MgO6 |
| 43 | 7487-88-9 | Magnesium sulphate | MgO4S |
| 44 | 528-43-8 | Magnolol | C18H18O2 |
| 45 | 108-31-6 | Maleic anhydride | C4H2O3 |
| 46 | 541-59-3 | Maleimide | C4H3NO2 |
| 47 | 6915-15-7 | Malic acid | 29181990 |
| 48 | 108-13-4 | Malonamide | C3H6N2O2 |
| 49 | 141-82-2 | Malonic acid | C3H4O4 |
| 50 | 109-77-3 | Malononitrile | C3H2N2 |