1,4-Naphthalenedione, 2-methyl-, compd. with sodium hydrogen sulfite (1:1) 1,4-Naphthoquinone, 2-methyl-, sodium bisulfite 2-Methyl-1,4-naphthochinon-natrium-bisulfit trihydrat [German] 2-Methyl-1,4-naphthoquinone sodiumbisulfite 2-Naphthalenesulfonic acid, 1,2,3,4-tetrahydro-2-methyl-1,4-dioxo-, sodium 57414-02-5 Menadion sodium bisulfite Sulfurous acid, monosodium salt, compd. with 2-methyl-1,4-naphthalenedione (1:1) Vitamin K3 sodium bisulfite trihydrate