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Methyl Orange VR 100g
32607-100g
Methyl Orange is an azo dye which works as a pH indicator pH 3.2 (red) to pH 4.4 (orange) DG 6.1;UN No 3143 CAS 547-58-0 UN 3143PSN1 6.1 / PGIII Toxic if swallowed. Irritating to eyes and skin.
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