Unilong
14 Years Production Experience
Own 2 Chemicals Plants
Passed ISO 9001:2015 Quality System

2019 China New Design Bromocresol Green CAS 76-60-8 Haihang Industry


  • CAS: 76-60-8
  • MF: C21H14Br4O5S
  • MW: 698.01
  • EINECS: 200-972-8
  • Synonym: 3,3’,5,5’-Tetrabromo-m-cresosulfonaphthalein; 4,4’-(3h-2,1-benzoxathiol-3-ylidene)bis(2,6-dibromo-3-methylphenol)s,s-dioxide; 4,4-(3h-2,1-benzoxathiol-3-ylidene)bis(2,6-dibromo-m-cresol)s,s-dioxide m-cresol; 4,4-(3h-2,1-benzoxathiol-3-ylidene)bis(2,6-dibromo-,s,s-dioxidephenol
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    Our company puts emphasis about the administration, the introduction of talented staff, along with the construction of employees building, seeking hard to boost the standard and liability consciousness of staff members members. Our business successfully attained IS9001 Certification and European CE Certification of 2019 China New Design Bromocresol Green CAS 76-60-8 Haihang Industry, We stick to providing integration solutions for customers and hope to build long-term, stable, sincere and mutual beneficial relationships with customers. We sincerely look forward to your visit.
    Our company puts emphasis about the administration, the introduction of talented staff, along with the construction of employees building, seeking hard to boost the standard and liability consciousness of staff members members. Our business successfully attained IS9001 Certification and European CE Certification of China Bromocresol Green and CAS 76-60-8, Establish long term and win-win business relationships with all our customers, share the success and enjoy the happiness of spreading our products to the world together. Trust us and you will gain more. Be sure to feel free to contact us for more information, we assure you of our best attention at all times.

    Bromocresol green is slightly soluble in water and soluble in ethanol, ether, ethyl acetate, and benzene. Very sensitive to alkali, Bromocresol green turns a special blue-green color when encountering alkaline aqueous solutions. Bromocresol green can be used as an indicator, appearing yellow at pH 3.8 and blue-green at pH 5.4.

    Items Specification
    PH(transition interval) 3.8(yellow green)-5.4(blue)
    Maximum absorption wavelength(nm)λ1(PH 3.8)

    λ2(PH 5.4)

    440~445615~618
    Mass absorption coefficient, L/cm · gα1(λ1PH 3.8,dry sample)

    α2(λ2PH 5.4,dry sample)

    24~2853~58
    Ethanol dissolution test pass
    Burning residue(calculated as sulfate) ≤0.25
    Loss on drying ≤3.0

    1.Bromocresol green is Cell staining agent
    2.Bromocresol green is Acid-base indicator, pH color change range 3.8 (yellow) to 5.4 (blue-green)
    3.Bromocresol green sodium salt is commonly used in colorimetric determination of acidity and alkalinity. Bromocresol green’s sodium salt solution is used as a colorimetric agent for measuring pH value by spectrophotometry. Used as a reagent for thin layer chromatography to determine aliphatic hydroxyacids and alkaloids, and as an extraction and separation agent for photometric determination of quaternary ammonium cations.

    1kg/bag, 25kg/drum, requirement by client

    Our company puts emphasis about the administration, the introduction of talented staff, along with the construction of employees building, seeking hard to boost the standard and liability consciousness of staff members members. Our business successfully attained IS9001 Certification and European CE Certification of 2019 China New Design Bromocresol Green CAS 76-60-8 Haihang Industry, We stick to providing integration solutions for customers and hope to build long-term, stable, sincere and mutual beneficial relationships with customers. We sincerely look forward to your visit.
    2019 China New Design China Bromocresol Green and CAS 76-60-8, Establish long term and win-win business relationships with all our customers, share the success and enjoy the happiness of spreading our products to the world together. Trust us and you will gain more. Be sure to feel free to contact us for more information, we assure you of our best attention at all times.


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