2,7-Naphthalenedisulfonicacid, 4-hydroxy-, sodium salt (1:2) cas no:20349-39-7
Synonyms: 2,7-Naphthalenedisulfonicacid, 4-hydroxy-, disodium salt (8CI,9CI);4-Hydroxy-2,7-naphthalenedisulfonicacid disodium salt;Disodium 1-hydroxy-3,6-naphthalenedisulfonate;
Name2,7-Naphthalenedisulfonicacid, 4-hydroxy-, sodium salt (1:2)
CAS20349-39-7
Synonyms2,7-Naphthalenedisulfonicacid, 4-hydroxy-, disodium salt (8CI,9CI);4-Hydroxy-2,7-naphthalenedisulfonicacid disodium salt;Disodium 1-hydroxy-3,6-naphthalenedisulfonate;
EINECS(EC#)243-754-8
Molecular FormulaC10H6Na2O7S2
Molecular Weight348.25
AppearanceGrey to brownish moist presscake or powder
storage tempStore in a cool, dry place. Store in a tightly closed container.
Hazard Xi: Irritant;
Risk R36/37/38
Safety
Safety information of 1-Naphthol-3,6-disulfonic acid disodium salt (20349-39-7):
Hazard Codes 
Xi
Risk Statements 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin
Safety Statements 26-36
S26: In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
S36: Wear suitable protective clothing
WGK Germany 3
