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4-amino-3-hydroxynaphthalene-1-sulfonic acid (Molecular Formula: C10H9NO4S)
Product Name: 4-amino-3-hydroxynaphthalene-1-sulfonic acid
CAS Registry Number: 116-63-2
EINECS: 204-147-3  
Synonyms: 1-Amino-4-sulfo-2-naphthol;4-amino-3-hydroxynaphthalene-1-sulfonic acid; 1-Amino-2-naphthol-4-sulfonic acid; 116-63-2; 4-Amino-3-hydroxynaphthalene-1-sulfonic acid; 1,2,4-Acid;4-Amino-3-hydroxy-1-naphthalenesulfonic acid;
Molecular Structure:
Molecular Formula: C10H9NO4S
Molecular Weight: 239.24776
Density:  1.627 g/cm3
Boiling Point:  466℃
Melting Point:  295 ºC
Flash Point:  °C
Risk Codes:  S26;S37/39
Safety Statements:  R36/37/38
Hazard Symbols:  Xi: Irritant;
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