pH Indicators
Determine the extent of a chemical reaction with Spectrum's selection of analytical chemistry pH indicators. Typically a halochromic chemical compound, these pH indicators are frequently employed in titrations in analytical chemistry and biology.
Spectrum specializes in providing the top analytical chemistry pH indicators but if you do not see the product, grade or form of the ingredient you require, just contact our chemical specialist at 800-772-8786. Over 45,000 Chemicals, batch traceability - Trust Your Ingredients!
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2,4-Dinitrophenol, (wetted with ca. 20 Percent Water, containing 25g and 300g on a dry weight basis respectively)
Starting at $35.65
C6H4N2O5 TCI-D0109 51-28-5 TCI America
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alpha-Naphtholphthalein
Starting at $42.55
C28H18O4 TCI-N0031 596-01-0 TCI America
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Bromochlorophenol Blue
Starting at $132.50
C19H10Br2Cl2O5S B1254 2553-71-1 Spectrum Chemical
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Bromocresol Green - Methyl Red Solution, (Ethanol Soln.) [mixed Indicator]
Starting at $50.60
TCI-B0120 TCI America
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Bromocresol Green
Starting at $35.65
C21H14Br4O5S TCI-B0578 76-60-8 TCI America
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Bromocresol Green Sodium Salt
Starting at $104.65
C21H13Br4NaO5S TCI-S0041 62625-32-5 TCI America
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Bromocresol Green, Reagent, ACS
Starting at $82.95
C21H14Br4O5S BR132 76-60-8 Spectrum Chemical
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Bromocresol Green, Water Soluble, Reagent, ACS
Starting at $89.00
C21H13Br4O5SNa BR135 62625-32-5 Spectrum Chemical
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Bromocresol Purple
Starting at $42.55
C21H16O5SBr2 TCI-B0580 115-40-2 TCI America
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Bromocresol Purple
Starting at $71.55
C21H16O5SBr2 BR138 115-40-2 Spectrum Chemical
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Bromocresol Purple, Water Soluble
Starting at $54.45
C21H15O5SBr2Na BR140 62625-30-3 Spectrum Chemical
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Bromophenol Blue
Starting at $23.00
C19H10O5SBr4 TCI-B0631 115-39-9 TCI America
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Bromophenol Blue, Electrophoresis Grade
Starting at $165.10
C19H10O5SBr4 B3408 115-39-9 Spectrum Chemical
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Bromophenol Blue, Reagent, ACS
Starting at $122.85
C19H10O5SBr4 BR144 115-39-9 Spectrum Chemical
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Bromophenol Blue, Water Soluble, Reagent, ACS
Starting at $125.45
C19H9Br4O5SNa BR145 34725-61-6 Spectrum Chemical
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Bromothymol Blue
Starting at $34.50
C27H28O5SBr2 TCI-B0657 76-59-5 TCI America
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Bromothymol Blue, Reagent, ACS
Starting at $101.40
C27H28O5SBr2 BR154 76-59-5 Spectrum Chemical
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Bromothymol Blue, Water Soluble, Reagent, ACS
Starting at $94.15
C27H27O5SBr2Na BR155 34722-90-2 Spectrum Chemical
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Chlorophenol Red
Starting at $67.20
C19H12O5SCl2 CH129 4430-20-0 Spectrum Chemical
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Chlorophenol Red Sodium Salt, Water Soluble
Starting at $81.15
C19H11O5SCl2Na CH130 123333-64-2 Spectrum Chemical
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Congo Red
Starting at $126.70
C32H22N6O6S2Na2 CO128 573-58-0 Spectrum Chemical
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Congo Red
Starting at $119.60
C32H22N6O6S2Na2 TCI-C0550 573-58-0 TCI America
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Cresol Red
Starting at $34.50
C21H18O5S TCI-C0406 1733-12-6 TCI America
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Cresol Red
Starting at $59.55
C21H18O5S CR119 1733-12-6 Spectrum Chemical
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Cresol Red, Water Soluble
Starting at $74.25
C21H17O5SNa CR120 62625-29-0 Spectrum Chemical
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