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1.11748

Supelco

Phenol red sodium salt

indicator ACS

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Synonym(s):
Phenol red sodium salt
Empirical Formula (Hill Notation):
C19H13NaO5S
CAS Number:
Molecular Weight:
376.36
MDL number:
EC Index Number:
252-057-8

grade

ACS reagent

Quality Level

loss

≤8.0% loss on drying, 110°C

visual transition interval

1.2-3.0, brown-orange to yellow(1st transition range)
6.5-8, brownish-yellow to red-violet(2nd transition range)

mp

285 °C

storage temp.

2-30°C

InChI

1S/C19H14O5S.Na/c20-15-9-5-13(6-10-15)19(14-7-11-16(21)12-8-14)17-3-1-2-4-18(17)25(22,23)24-19;/h1-12,20-21H;/q;+1/p-1

InChI key

HKHYOKBQJILTEI-UHFFFAOYSA-M

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This Item
114537P4758P5530
Phenol red sodium salt indicator ACS

Supelco

1.11748

Phenol red sodium salt

Phenol Red sodium salt

Sigma-Aldrich

P4758

Phenol Red sodium salt

Phenol Red sodium salt powder, BioReagent, suitable for cell culture, suitable for insect cell culture

Sigma-Aldrich

P5530

Phenol Red sodium salt

mp

285 °C

mp

285 °C (dec.) (lit.)

mp

285 °C (dec.) (lit.)

mp

285 °C (dec.) (lit.)

storage temp.

2-30°C

storage temp.

-

storage temp.

room temp

storage temp.

room temp

Quality Level

200

Quality Level

200

Quality Level

200

Quality Level

200

loss

≤8.0% loss on drying, 110°C

loss

-

loss

-

loss

-

visual transition interval

1.2-3.0, brown-orange to yellow(1st transition range)

visual transition interval

6.8-8.2, yellow to red

visual transition interval

6.8-8.2, yellow to red

visual transition interval

6.8-8.2, yellow to red

Analysis Note

1st transition range: pH 1.2 - pH 3.0brownish orange - yellow
2nd transition range: pH 6.5 - pH 8.0brownish yellow - red violet
Appearance of solution: passes test
Loss on drying (110 °C): ≤ 8.0 %
Transition range (according to ACS): passes test

Pictograms

Exclamation mark

Signal Word

Warning

Hazard Statements

Hazard Classifications

Skin Irrit. 2 - STOT SE 3

Target Organs

Respiratory system

Storage Class Code

11 - Combustible Solids

WGK

WGK 3

Flash Point(F)

Not applicable

Flash Point(C)

Not applicable


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