Assertion: vanillin | /r/HasProperty | magnesium sulfate
Facets:
Source sentences:
text: Vanillin (assay: 99%), vanillyl alcohol (assay: >98%), methacrylic anhydride, magnesium sulfate (MgSO 4 ), sodium bicarbonate, methylene chloride, 4-dimethylaminopyridine (DMAP), and N-tert-butyl peroxybenzoate (TBPB) were purchased from Sigma-Aldrich (Milwaukee, Wis.).