Phenolphthalein diphosphate tetrasodium salt hydrate
- Tetrasodium isobenzofuran-3,3-diylbis(p-phenylene) bis(phosphate)
Orange - pink crystalline powder.
Biological and pH testing.
Registry Numbers and Inventories.
S 22 24/25
Melting point, °C
Hazards and Protection.
Store in a tightly closed container. Store in a dry area. Refrigerator (approx 4 C).
Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
Follow the OSHA respirator regulations found in 29CFR 1910.134 or European Standard EN 149. Always use a NIOSH or European Standard EN 149 approved respirator when necessary.
Vacuum or sweep up material and place into a suitable disposal container.
Stable under normal temperatures and pressures.
Strong oxidizing agents.
Carbon monoxide, oxides of phosphorus, carbon dioxide.
Wear a self-contained breathing apparatus in pressure-demand, MSHA/NIOSH (approved or equivalent), and full protective gear. To extinguish fire use water spray, dry chemical, carbon dioxide, or chemical foam.
The toxicological properties of this substance have not been fully investigated.
May cause respiratory tract irritation.
May cause skin irritation.
May cause eye irritation.
Get medical aid. Wash mouth out with water.
Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.