Products

CAS Number

846-70-8

Formula

C₁₀H₄N₂Na₂O₈S

Weight

358.18

7-Dinitro-8-hydroxy-2-naphthalenesulfonic acid, disodium salt; Acid Yellow 1

Dye Content	75%
Solubility Of 2 % Solution In D.W.	Clear And Orange, Exhibits Yellowish Green Fluorescence
pH (2% Soltn In D.W. Ph=7)	7-9
Loss On Drying (135º C For 1hr)	< 5