pH Indicators - Acid-Base Detection Reagents (5)

REAGENT

4-(2-Fluorenylazo)resorcinol

≥98%(T)

CAS:63020-83-7

Formula:C₁₉H₁₄N₂O₂

MW:302.33 g/mol

฿2,520.00

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REAGENT

Ethyl Violet Hemi(Zinc Chloride) Salt

≥98%(T)

CAS:65121-93-9

Formula:C₃₁H₄₂ClN₃·₁/₂ZnCl₂

MW:560.29 g/mol

฿3,250.00

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REAGENT

(E)-2-(3,5-Dimethyl-4-(phenyldiazenyl)-1H-pyrazol-1-yl)acetic acid

95%

CAS:1870855-76-7

Formula:C₁₃H₁₄N₄O₂

MW:258.28 g/mol

฿9,090.00

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REAGENT

(E)-4-((4-amino-3-methylphenyl)diazenyl)-3-methylphenol

95%

CAS:17277-68-8

Formula:C₁₄H₁₅N₃O

MW:241.27 g/mol

฿40,740.00

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REAGENT

Ethyl Red

98%

CAS:76058-33-8

Formula:C₁₇H₁₉N₃O₂

MW:297.35 g/mol

฿810.00

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REAGENT

Ethyl Violet indicator

0.1%(w/v) in 50% Methanol

CAS:2390-59-2

Formula:C₃₁H₄₂ClN₃

MW:492.14 g/mol

฿1,290.00

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REAGENT

Ethyl orange indicator

0.1%

CAS:62758-12-7

Formula:C₁₆H₁₈N₃NaO₃S

MW:355.39 g/mol

฿540.00

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REAGENT

(E)-4-((2-amino-4-hydroxy-5-methylphenyl)diazenyl)-N-(pyridin-2-yl)benzenesulfonamide

10mM in DMSO

CAS:1395084-25-9

Formula:C₁₈H₁₇N₅O₃S

MW:383.42 g/mol

฿7,060.00

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REAGENT

Eosin Y

1% aqueous solution

CAS:17372-87-1

Formula:C₂₀H₆Br₄Na₂O₅

MW:691.85 g/mol

฿1,990.00

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REAGENT

3-((2,6-dibromo-4-methylphenyl)diazenyl)-4,5-dihydroxynaphthalene-2,7-disulfonic acid

95%

Formula:C₁₇H₁₂Br₂N₂O₈S₂

MW:596.22 g/mol

฿16,200.00

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