pH Indicators - Acid-Base Detection Reagents (4)

REAGENT

Mixed indicator of bromodium and acid blue-1

฿5,500.00

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REAGENT

Lacmoid

CAS:33869-21-5

Formula:C₂₄H₁₆N₂O₆

MW:428.39 g/mol

฿1,020.00

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REAGENT

K's medium acidification

฿3,110.00

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REAGENT

4-[(4-Hydroxyphenyl)diazenyl]benzenesulfonic Acid

≥97%

CAS:2918-83-4

Formula:C₁₂H₁₀N₂O₄S

MW:278.28 g/mol

฿24,940.00

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REAGENT

4'-Hydroxyazobenzene-4-carboxylic Acid

98%

CAS:2497-38-3

Formula:C₁₃H₁₀N₂O₃

MW:242.234 g/mol

฿4,200.00

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REAGENT

3-Hydroxyxanthen-9-one

98%

CAS:3722-51-8

Formula:C₁₃H₈O₃

MW:212.2 g/mol

฿310.00

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REAGENT

2',4,4',5',7,7'-Hexachloro-3',6'-dihydroxy-3-oxo-3H-spiro[isobenzofuran-1,9'-xanthene]-5-carboxylic acid

95%

CAS:155911-15-2

Formula:C₂₁H₆Cl₆O₇

MW:582.99 g/mol

฿29,990.00

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REAGENT

2-[[4-(dimethylamino)phenyl]azo]-1,3-dimethyl-1H-imidazolium chloride

99%

CAS:77061-58-6

Formula:C₁₃H₁₈ClN₅

MW:279.77 g/mol

฿22,500.00

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REAGENT

2-(6-Hydroxy-3-oxo-3H-xanthen-9-yl)benzoic acid

95%

CAS:518-45-6

Formula:C₂₀H₁₂O₅

MW:332.31 g/mol

฿1,560.00

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REAGENT

Graniline

Analytical reference substance, 98%

CAS:40737-97-1

Formula:C₁₅H₂₀O₄

MW:264.32 g/mol

฿22,000.00

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