Chlorophenol red, AnalaR NORMAPUR® indicator

供应商: VWR Chemicals

Synonyms: 3,3-Bis(3-chloro-4-hydroxyphenyl)-3H-benzo[c][1,2]oxathiole 1,1-dioxide, 4,4'-(3H-2,1-Benzoxathiol-3-ylidene)bis[2-chlorophenol] S,S-dioxide

VWRC85921.100EA 272 CNY
VWRC85921.100 VWRC85921.130
Chlorophenol red, AnalaR NORMAPUR® indicator
Chlorophenol red
分子式: C₁₉H₁₂Cl₂O₅S
分子量: 423.27 g/mol
溶点: ∼261 °C
存储条件: Ambient
MDL编号: MFCD00005877
CAS号: 4430-20-0
EINECS: 224-619-2

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产品技术规格

Green to red-brown to brown powder Passes test
Solubility in ethanol (0.1 %) Clear solution
Visual transition interval pH 4.8 - pH 6.4
Loss on drying ≤ 8.0 %
Absorption max. λ (0.1 mol/l NaOH) 572 - 575 nm
Absorptivity (1 %; 1 cm; λmax) ≥ 1000


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