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CAS Number: &nbsp; 846-70-8
Formula: &nbsp; C 10 H 4 N 2 Na 2 O 8 S
F.W: &nbsp; 358.18

+92-42-37312378

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

Specifications

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

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