Name: G SALT
Other name:7-hydroxy-1,3-naphthalenedisulfonic acid, dipotassium salt
CAS NO.: 842-18-2
EINECS:212-672-4
Formula:C10H6O7S2
Molecular Weight: 302.2815
Physicochemical property: White ,needle crystal or crystalline powder.
Application: Used as the Acid dyes' intermediate,and can used to make edible pigment.
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