... > chemical entity > molecular entity > inorganic molecular entity > inorganic salt > inorganic sodium salt > sodium hydrogensulfite

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > salt > inorganic salt > inorganic sodium salt > sodium hydrogensulfite

... > chemical entity > molecular entity > main group molecular entity > s-block molecular entity > alkali metal molecular entity > alkali metal salt > sodium salt > inorganic sodium salt > sodium hydrogensulfite

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > salt > alkali metal salt > sodium salt > inorganic sodium salt > sodium hydrogensulfite

... > chemical entity > molecular entity > main group molecular entity > s-block molecular entity > alkali metal molecular entity > sodium molecular entity > sodium salt > inorganic sodium salt > sodium hydrogensulfite

... > chemical entity > molecular entity > inorganic molecular entity > inorganic salt > sulfite salt > sodium hydrogensulfite

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > salt > inorganic salt > sulfite salt > sodium hydrogensulfite

... > chemical entity > molecular entity > main group molecular entity > p-block molecular entity > chalcogen molecular entity > sulfur molecular entity > sulfur oxoacid derivative > sulfurous acid derivative > sulfites > sulfite salt > sodium hydrogensulfite

... > chemical entity > molecular entity > polyatomic entity > heteroatomic molecular entity > oxoacid derivative > sulfur oxoacid derivative > sulfurous acid derivative > sulfites > sulfite salt > sodium hydrogensulfite