Sulfosalicylic Acid
2-Hydroxy-5-sulfobenzoic acid
|
Chemical Formula |
HOC6H3(COOH)SO3H·2H2O |
Formula Weight |
254.22 |
Equivalent Weight |
127.11 (Molar = 2 Normal) |
CAS No. |
5965-83-3 |
Sulfosalicylic Acid solutions can be assayed with standardized Sodium Hydroxide solutions using Phenolphthalein Indicator according to the following reaction:
HOC6H3(COOH)SO3H + 2 NaOH → HOC6H3(COONa)SO3Na + 2 H2O
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