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Wholesale Price Thymolphthalein 99% for pH Indicator CAS 125-20-2

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Min Order	25 kg
Shipping From	Liaoning, China
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Shenyang Sinochem Biotech Co., Ltd.

Audited Supplier 4 years

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Liaoning, China
Eric Li (Mr.)
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Product Detail

Model NO.:

IND

CAS No.:

125-20-2

Formula:

C28h30o4

EINECS:

204-729-7

Classification:

Organic Analytical Reagents

Grade:

Ind

Specific Usage:

For Biological Purpose

Content:

99%

Usage:

Laboratory Reagents

Source:

Concrete

Habit Appellation:

Special Reagent

Application:

Scientific Research

Property:

Organic Reagent

Melting Point:

251-253

Molecular Weight:

430.544

Appearance:

White Powder

Water Solubility:

Insoluble

Boiling Point:

571.6

Trademark:

Sinochembt

Transport Package:

25 Kgs Fiber Drums

Specification:

1kg 5kg 25kgs

Origin:

Shenyang

HS Code:

2932209090

Product Description

Thymolphthalein is a phthalein dye used as an acid-base (pH) indicator.
Its transition range is around pH 9.3-10.5. Below this pH, it is colorless; above, it is blue.

Items:	Requirements:	Results:
Melting range ºC	251.0-255.0	252
PH Change Range	9.3(Colorless)-10.5(Blue)	Qualified
Solubility in alcohol	Clear	Qualified
Sulfated ash, percent	0.1% Max	0.08%
Solubility	Qualified	Qualified

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