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Phenolphthalein diphosphate tetrasodium salt

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[Fire Fighting]

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.
[Ingestion]

Get medical aid. Wash mouth out with water.
[Inhalation]

Remove from exposure to fresh air immediately. If not breathing, give artificial respiration. If breathing is difficult, give oxygen. Get medical aid.
[Skin]

Get medical aid. Flush skin with plenty of soap and water for at least 15 minutes while removing contaminated clothing and shoes.
[Eyes]

Flush eyes with plenty of water for at least 15 minutes, occasionally lifting the upper and lower eyelids. Get medical aid.
[Storage]

Store in a tightly closed container. Store in a dry area. Refrigerator (approx 4 C).
[Handling]

Avoid breathing dust, vapor, mist, or gas. Avoid contact with skin and eyes.
[Ingestion]

The toxicological properties of this substance have not been fully investigated.
[Inhalation]

May cause respiratory tract irritation.
[Skin]

May cause skin irritation.
[Eyes]

May cause eye irritation.
[EC Safety Phrase]

S 22 24/25
[Personal Protection]

Skin: Wear appropriate protective gloves to prevent skin exposure. Clothing: Wear appropriate protective clothing to minimize contact with skin.
[Respirators]

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.
[Appearance]

Orange - pink crystalline powder.
[Melting Point]

300
[Usage]

Biological and ph testing.
[Product Name]

Tetrasodium [4-[3-oxo-1-(4-phosphonatooxyphenyl)-2-benzofuran-1-yl]phenyl] phosphate
[Synonyms]

Tetrasodium 3,3-bis(4-phosphonatooxyphenyl)isobenzofuran-1-one dihydrate
Tetrasodium isobenzofuran-3,3-diylbis(p-phenylene) bis(phosphate)
[CAS]

"CASEN_68807-90-9.htm">68807-90-9
[Formula]

C20H12Na4O10P2.2H2O
[Molecular Weight]

602.24
[EINECS]

272-326-3
[Beilstein/Gmelin]

NA
[Small spills/leaks]

Vacuum or sweep up material and place into a suitable disposal container.
[Stability]

Stable under normal temperatures and pressures.
[Incompatibilities]

Strong oxidizing agents.
[Decomposition]

Carbon monoxide, oxides of phosphorus, carbon dioxide.