4-[[6-(diethylamino)-3-hydroxy-3-oxospiro[isobenzofuran-1(3H),9-[9H]xanthen]-2-yl]azo]-3-hydroxynaphthalene-1-sulphonic acid, sodium salt
Product Code: 992507
Molecular Formula: C34H26N3NaO8S
Molecular Weight: 659.64
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