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Thymol blue, AnalaR NORMAPUR® Reag. Ph. Eur., ACS indicator

Supplier: VWR Chemicals

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86155.050EA 0 INR InStock
86155.050 86155.150
Thymol blue, AnalaR NORMAPUR® Reag. Ph. Eur., ACS indicator
Thymol blue


Formula: C₂₇H₃₀O₅S
MW: 466.6 g/mol
Melting Pt: 221
 MDL Number: MFCD00005869
CAS Number: 76-61-9
Merck Index: 12,09541
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Specification Test Results
pH Range 1: Pink to Brownish Yellow 1.2 - 2.8
pH Range 2: Greenish-Yellow to Blue 8.0 - 9.2
Absorption Max. λ1 (pH 1.2) 543 - 547
Absorption Max. λ2 (pH 2.8) 431 - 436
Absorption Max. λ3 (pH 7.8) 431 - 436
Absorption Max. λ4 (pH 9.5) 594 - 598
Absorptivity (A1%/1 cm; λ1, pH 1.2 on Dried Sample) 400 - 500
Absorptivity (A1%/1 cm; λ2, pH 2.8 on Dried Sample) 200 - 300
Absorptivity (A1%/1 cm; λ3, pH 7.8 on Dried Sample) 200 - 300
Absorptivity (A1%/1 cm; λ4, pH 9.5 on Dried Sample) 450 - 550
Loss on Drying (110 ºC) ≤3

 

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