Agent Name

Phenol red, sodium salt

CAS Number

34487-61-1

Formula

C19-H14-O5-S.Na

Major Category

Dyes

Synonyms

Phenol, 4,4'-(1,1-dioxido-3H-2,1-benzoxathiol-3-ylidene)bis-, monosodium salt; Phenol, 4,4'-(3H-2,1-benzoxathiol-3-ylidene)bis-, S,S- dioxide, monosodium salt; Sodium hydrogen 4,4'-(3H-2,1-benzoxathiol-3- ylidene)bisphenolate S,S-dioxide; [ChemIDplus]

Category

Indicator Dyes

Description

Red crystals; Soluble in water; [MSDSonline]

Sources/Uses

"Red dye, pH indicator, and diagnostic aid for determination of renal function. It is used also for studies of the gastrointestinal and other systems." [ChemIDplus]

Comments

A skin and eye irritant; [MSDSonline]

Exposure Assessment
Explanatory Notes

mp = 285 deg C; [MSDSonline]

Links to Other NLM Databases
Toxicity Information

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Chemical Information

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Related Information in HazMap
Other Information

No other related information on this agent was found.