PHENOLPHTHALEIN INDICATOR SOLUTION 1%
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PHENOLPHTHALEIN INDICATOR SOLUTION 1% (Part No. RXSOL-60-6605-217) is supplied by Muscat Chemical as part of our Wall Wash Test Kit range. We deliver across Oman — Muscat, Sohar, Salalah, Duqm, Nizwa, Sur and Barka — and to vessels and sites at Gulf ports. Contact us for price, pack size, lead time, MSDS and technical data sheet.
Phenolphthalein is an acid base indicator. It is a weak acid, which is colorless in acidic solution and turns puce pink in alkaline solution. Phenolphthalein is genotoxic.
Key facts
- Product
- PHENOLPHTHALEIN INDICATOR SOLUTION 1%
- Part No.
- RXSOL-60-6605-217
- Category
- Wall Wash Test Kit
- Supplier
- Muscat Chemical, Barka, South Al Batinah, Oman
- Delivery
- Muscat, Sohar, Salalah, Duqm, Nizwa, Sur, Barka and Gulf ports
- Documents
- MSDS and TDS on request
- Pricing
- Quote on request — contact us or WhatsApp +968 77333599
Phenolphthalein is used as an acid or base indicator where, in contact or presence of acid, it will turn colorless and with a base, it will turn into a fuchsia color. It is also a component in universal indicator, a solution consisting of a mixture of pH indicators (usually phenolphthalein, methyl red, bromothymol blue, and thymol blue).
Dissolve 10.0 g of phenolphthalein powder in 750 mL of ethanol and dilute to 1 L with distilled water. Add 0.1 N sodium hydroxide (NaOH) solution dropwise to the first permanent faint pink end point. Color and pH range: colorless 8.3-10.0 red.
Dosage
Phenolphthalein is basic indicator which remain colorless in acidic and neutral solution and turns pink or magenta in basic solution. If few drops of NaOH is added again to the same solution, the solution become basic and the pink color of the phenolphthalein reappears.