

32219 · 25GM
Molychem · Cat: 32219
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molychem.net/ph-indicators-solids-product/tropeolin-000-c-i-...Description
4-(2-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt; Acid Orange A; Acid Orange 7; Orange II; Tropaeolin 000 No. 2