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Phenolphthalein

Phenolphthalein

Phenolphthalein
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Synonyms:
3,3-Bis(4-hydroxyphenyl)phthalide; 3,3-BIS(4-HYDROXYPHENYL)-1(3H)-ISOBENZOFURANONE
CAS No.:
77-09-8
数量
-
+
库存:
0
0
1
keyword:
Phenolphthalein
Description
[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[[产品参数, 参数]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]]

Chemical Name

Phenolphthalein

Synonyms

3,3-Bis(4-hydroxyphenyl)phthalide;

3,3-BIS(4-HYDROXYPHENYL)-1(3H)-ISOBENZOFURANONE

Molecular formula

C20H14O4

CAS No.

77-09-8

EINECS No.

201-004-7

Molecular weight

318.33

Molecular Structure

    

Details

Appearance: white or light yellow tiny triclinic crystal

Visual transition interval (PH): 8.0(Colorless)-10.0(Reddish purple)

Mass absorption coefficient: 68.0---75.0(L/cm·g)

Solubility in Ethanol: Pass

Loss on drying: 1.0 % max

Residue on ignition (sulfate): 0.05%max

Packing: 25kg/ fibre drum

 

Main Application

Used as HP indicator to check the deposit, cadmium, magnesium.

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Moneide Chemicals

Moneide Chemicals

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