Phenolphthalein (Reag. USP, Ph. Eur.) for analysis, ACS

Melting Point:

258 - 263 °C

Solubility:

Insoluble in water

Physical Description:

solid

Product Code:

131325

Product Name:

Phenolphthalein (Reag. USP, Ph. Eur.) for analysis, ACS

Quality Name:

for analysis, ACS

Specifications:

Minimum assay (HPLC.): 99.0%
Identity: IR passes test
A 1% , 1 cm, λ max.: >680
λ of max. ABS: 551 - 554 nm
Melting range: 258-263°C
Range of Transition interval according to ACS: passes test
T.L.C.: passes test

Maximum limit of impurities
pH transition interval: colourless: 8.0
pH transition interval: violet red: 10.0
Insoluble matter in C2H5OH: passes test
Loss on drying at 105°C: 1.0%
Residue on ignition (as SO4): 0.1 %
As: 0.0002 %
Cu: 0.0005 %
Fe: 0.005 %
Ni: 0.0005 %
Pb: 0.0005 %

Hazard pictograms

• 

WGK:

3

Storage:

Storage away from direct light.

Signal Word:

Danger

GHS Symbols:

GHS08

H Phrases:

H350
H361f
H341

P Phrases:

P201
P202
P281
P308+P313
P405
P501

Master Name:

Phenolphthalein

Synonyms Long Text:

3,3-bis-(4-Hydroxyphenyl)-1-(3H)-isoBenzofuranone, 3,3-bis-(4-Hydroxyphenyl)Phthalide

EINECS:

201-004-7

CS:

2932 20 10 00

Download TDS file for complete specifications