Chromogenic Substrates

Color Developing Agents

Free Radical Indicators

Biological Stains

REAGENT

p-Tolyltetrazolium Red

≥95%

CAS:71658-33-8

Formula:C₂₀H₁₇ClN₄

MW:348.83 g/mol

฿810.00

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REAGENT

p-Tolualdehyde 2,4-Dinitrophenylhydrazone

≥98%

CAS:2571-00-8

Formula:C₁₄H₁₂N₄O₄

MW:300.27 g/mol

฿2,196.00

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REAGENT

Chromotropic acid disodium salt dihydrate

98%

CAS:5808-22-0

Formula:C₁₀H₆Na₂O₈S₂₂H₂O

MW:400.29 g/mol

฿330.00

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REAGENT

Xylylazo Violet II

>95.0%(HPLC)

CAS:523-67-1

Formula:C₂₅H₂₁N₃O₃

MW:411.46 g/mol

฿7,560.00

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REAGENT

N-Ethyl-N-(3-sulfopropyl)aniline sodium salt (ALPS)

98%

CAS:82611-85-6

Formula:C₁₁H₁₆NNaO₃S

MW:265.3 g/mol

฿580.00

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REAGENT

N-Ethyl-N-(2-hydroxy-3-sulfopropyl)-3-methoxyaniline sodium salt dihydrate (ADOS)

99%

CAS:82692-96-4

Formula:C₁₂H₂₂NNaO₇S

MW:347.36 g/mol

฿780.00

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REAGENT

6-[2-Propyl-4-(4-pyridylazo)phenoxy]hexanoic Acid

≥98%

CAS:312694-02-3

Formula:C₂₀H₂₅N₃O₃

MW:355.44 g/mol

฿1,800.00

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REAGENT

4-(5-Chloro-2-pyridylazo)-1,3-phenylenediamine [for Colorimetric Analysis of Co, Cd]

99%,T

CAS:33006-91-6

Formula:C₁₁H₁₀ClN₅

MW:247.69 g/mol

฿1,280.00

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REAGENT

MBTH hydrochloride hydrate

98%

CAS:149022-15-1

Formula:C₈H₉N₃SHClH₂O

MW:215.7(anhydrous basis) g/mol

฿320.00

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REAGENT

Sodium 2-Thiobarbiturate

≥98%

CAS:31645-12-2

Formula:C₄H₃N₂NaO₂S

MW:166.13 g/mol

฿520.00

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