Bromophenol Blue CAS 115-39-9 Bpb 3′, 3′′, 5′, 5′′-Tetrabromophenolsulfonephthalein

• Customization: Available
• CAS No.: 115-39-9
• Formula: C19h10br4o5s
• Model NO.: SUREST-127
• EINECS: 204-086-2
• Classification: Organic Analytical Reagents
• Grade: AR
• Specific Usage: For Synthesis
• Content: Standard
• Usage: Laboratory Reagents, Analytical Reagents, Diagnostic Reagents, Teaching Reagents
• Source: Dry Powder
• Habit Appellation: Special Reagent
• Application: Industry, Scientific Research, Health, Environmental Protection, Agriculture
• Property: Organic Reagent
• Shelf Life: 2 Years
• Stock: Available
• Molecular Weight: 669.96
• Color: Pale Yellow
• Melting Point: 273 ºC
• Transport Package: 25kg /Drum
• Specification: 98%min
• Trademark: Surest
• Origin: China
• HS Code: 3212900000
• Production Capacity: 1000 Tons Yearly

Product Description

Product Description

 

Name	Bromophenol Blue
Synonyms	BPB; 3',3'',5',5''-Tetrabromophenolsulfonephthalein
Molecular Structure
Molecular Formula	C19H10Br4O5S
Molecular Weight	669.96
CAS Registry Number	115-39-9
EC Number	204-086-2

Properties

Melting point	273 ºC

 

 

 

Chemical Property/Description:

Bromophenol blue is a colorless or light rose red small crystal. Easy to dissolve in organic solvents such as ethanol, benzene, and ether, slightly soluble in water. The aqueous solution appears yellow, and in alkaline solutions it appears blue purple.
 

Main Uses:

 

1. Bromophenol blue used as acid-base indicator, pH discoloration range 3.0 (yellow) ~ 4.6 (purple). Bromophenol blue can also be used as an adsorption indicator.

2. Bromophenol blue is also used as a reagent for the determination of aliphatic carboxylic acids, sugar alcohols and chlorine-containing pesticides by thin layer chromatography, and as an extraction separating agent for quaternary ammonium cation by spectrophotometry.

3.Bromophenol blue is widely used in laboratory and industrial production. Bromophenol blue can be used to detect whether a substance is acidic, neutral, or basic. 115-39-9 is also used as a pigment in food, rocket fuel and beverages. In addition, it can also be used in the medical and pharmaceutical fields as an indicator or ingredient of drugs.

 

Detailed Photos

FAQ

 

FAQ
Question 1: Can I get samples?
Answer: Yes,you can get free samples of our most products,
while the courier cost will be borne by the buyers.

Question 2: What's your MOQ?
Answer: For a express delivery order,the MOQ is usually 100 g~1 kg;
for an air transport order or sea delivery order ,the MOQ is usually 25 kgs.

Question 3: What's your delivery time?
Answer:
Orders shipped by express delivery,the delivery time is usually 5~7 working days;
Orders shipped by air transport,usually around 7~10 working days;
Orders shipped by sea , usually around 2~3 working weeks.

Question 4: What are the different payment methods?
Answer: We usually accept T/T, L/C and Western Union.

Question 5: How do you treat quality complaint?
We take quality very seriously, it is one of the founding principles of our business.
 If the quality problem actually exists, we will replace with qualified goods or refund the money.