Bromocresol Green /...

Bromocresol Green / BCG EINECS 200-972-8
Bromocresol Green / BCG EINECS 200-972-8

Bromocresol Green / BCG EINECS 200-972-8

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1 Kilogram

FOB Price: USD 0.4300

  • Min.Order :1 Kilogram
  • Purity: 99%
  • Payment Terms : L/C,T/T

Keywords

BCG 3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein EINECS 200-972-8

Quick Details

  • Appearance:Yellow crystal ?
  • Application:Used as an acid-base indicator
  • PackAge:1kg /Aluminum Foil Bag
  • ProductionCapacity:100|Metric Ton|Year
  • Storage:Keep in a cool dry and well-ventilative area
  • Transportation:Prompt delivery

Superiority:

Details:

Bromocresol Green

Chemical Name

Bromocresol Green

Synonyms

3',3'',5',5''-Tetrabromo-m-cresolsulfonephthalein;

BCG

Molecular Formula

C21H14Br4O5S

Molecular Weight

698.01

CAS No.

76-60-8

EINECS

200-972-8

 

Appearance

  

pH ranges
corresponding the colour transition

3.8 (olivine) - - 5.4 (blue)

Maximum absorption wavelength (nm)
λ1 (PH 3.8)
λ1 (PH 5.4)


440 -- 445
615 -- 618

mass absorption coefficients, L/cm. g
?1 (λ1 PH 3.8, dry sample)
?2 (λ1 PH 5.4, dry sample)

24 -- 28
53 -- 58

Dissolution test in Ethanol

Eligible

Residue of ignition (based on sulfate)

0.25% max.

 

 

Packing             

1kg /Aluminum Foil Bag

Application          

Used as an acid-base indicator

 

 

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