Substanzname | Reinheit | Formel | Status | GHS-Symbole |
| Methanol | techn. | CH3OH | Lagerware | |
| Methionin (L-Methionin) | BC | C5H11NO2S | Lagerware | |
| Magnesiumoxid | reinst | MgO | Lagerware | |
| Molekularsieb 3A | Gemisch | Lagerware | ||
| Molekularsieb 4A | - | Gemisch | Lagerware | |
| Molekularsieb 5A | chem. | Gemisch | Lagerware | |
| Mercurisorb Set | Gemisch | Gemisch | Lagerware | |
| Methanol | p. a. | CH3OH | Lagerware | |
| Morpholin | z. S. | C4H9NO | Lagerware | |
| MT 4500 | entfällt | Gemisch | Bestellware | |
| Methanol-D4 | 99,8% | CD4O | Inkativ | |
| Methan | 99,5 + | CH4 | Bestellware | |
| Magnesiumchlorid-Hexahydrat | p. a. | MgCl2 6 H2O | Lagerware | |
| Magneson I | p. a. | C12H9N3O4 | Lagerware | |
| Mangan(IV)-oxid (auch Braunstein, Mangandioxid) | reinst | MnO2 | Bestellware | |
| Magnesiumsulfat wasserfrei | rein | MgSO4 | Lagerware | |
| Magnesiumsulfat-Heptahydrat (auch: Bittersalz) | p. a. | MgSO4 7 H2O | Lagerware | |
| Macherey-Nagel NucleoSpin Plasmid (50) | Sammeleintrag | Sammeleintrag | Lagerware | |
| Mannit (D-(-)-Mannit) - für die Biochemie, pflanzenzellkulturgetestet (Sigma M1902-500G) | BC | C6H14O6 | Lagerware | |
| Methanol | LC-MS | CH3OH | Lagerware | |
| Macherey-Nagel NucleoSpin Plasmid (250) | Sammeleintrag | Sammeleintrag | Lagerware | |
| Macherey-Nagel NucleoSpin Gel and PCR Clean-up (50) | Sammeleintrag | Sammeleintrag | Lagerware | |
| Macherey-Nagel Protino® Ni-NTA Agarose (25 mL) | Sammeleintrag | Sammeleintrag | Lagerware | |
| Macherey-Nagel NucleoBond Xtra Midi (50) | Sammeleintrag | Sammeleintrag | Lagerware | |
| Maleinsäureanhydrid | z. S. | C4H2O3 | Lagerware | |
| Methanol | HPLC | CH3OH | Lagerware | |
| Methanol-D4 | 99,8% | CD4O | Lagerware | |
| Malonsäurediethylester | z. S. | CH2COOC2H52 | Lagerware | |
| Methanol | HPLC | CH3OH | Lagerware | |
| Methanol | p. a. | CH3OH | Lagerware | |
| Milchpulver - Blotting grade | Biochem. | Gemisch | Lagerware | |
| Methanol-D4 | 99.8 % | CD4O | Lagerware | |
| Methanol-D4 | 99,8% | CD4O | Lagerware | |
| Methanol | HPLC | CH3OH | Lagerware | |
| Mercaptoethanol (2- Mercaptoethanol) | p. a. | HS CH2 CH2 OH | Lagerware | |
| Magnesiumnitrat-Hexahydrat | p. a. | MgNO32 6 H2O | Lagerware | |
| Magnesium, Späne | z. S. | Mg | Lagerware | |
| MT 4000 | Gemisch | Gemisch | Bestellware | |
| Malonsäure | z. S. | CH2COOH2 | Lagerware | |
| Maleinsäure | z. S. | HO2CCHCHCO2H | Lagerware | |
| Macherey-Nagel NucleoSpin Gel and PCR Clean-up (250) | Sammeleintrag | Sammeleintrag | Lagerware | |
| Methan | 99,5 % | CH4 | Bestellware | |
| Mangan(II)-sulfat-Monohydrat | p. a. | MnSO4 x H2O | Lagerware | |
| Molybdatophosphorsäure Monohydrat | p. a. | H3Mo12O40P x H2O | Lagerware | |
| Methanol | HPLC | CH3OH | Lagerware | |
| Methanol | LC-MS | CH3OH | Lagerware | |
| Methylamin Hydrochlorid | z. S. | CH3NH2 x HCl | Inaktiv | |
| Methanol | Uvasol | CH3OH | Inaktiv | |
| Methyliodid | z. S. | I CH3 | Lagerware | |
| Mesitylen | reinst | C6H3CH33 | Lagerware | |
| Methylamin, 40% Lösung in Wasser | z. S. | CH3NH2 | Inaktiv |