Merck 112130 Dimidium bromide 1 Gr
Merck 112130 Dimidium bromide for surfactant tests
Synonyms: 3,8-Diamino-5-methyl- 6-phenylphenanthridinium bromide
CAS #: 518-67-2
EC Numarası: 208-256-7
Molar Kütle: 380.31 g/mol
Tepe Formülü: C₂₀H₁₈BrN₃
Katalog No: 107241.0005
Marka: Merck
CAS #: 143-74-8
EC Numarası: 205-609-7
Molar Kütle: 354.38 g/mol
Kimyasal Formül: (C₆H₄OH)₂C₇H₄SO₃
Tepe Formülü: C₁₉H₁₄O₅S
Grade: ACS
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CAS # | EC Numarası | Tepe Formülü | Kimyasal Formül | Molar Kütle | Kalite Değeri |
---|---|---|---|---|---|
143-74-8 | 205-609-7 | C₁₉H₁₄O₅S | (C₆H₄OH)₂C₇H₄SO₃ | 354.38 g/mol | ACS |
Açıklama | |
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Katalog Numarası | 107241 |
Açıklama | Phenol red |
Ürün Bilgisi | |
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CAS Numarası | 143-74-8 |
EC Numarası | 205-609-7 |
Grade | ACS |
Tepe Formülü | C₁₉H₁₄O₅S |
Kimyasal Formül | (C₆H₄OH)₂C₇H₄SO₃ |
Molar Kütle | 354.38 g/mol |
HS Kodu | 2934 99 90 |
Structure formula Image | |
Quality Level | MQ200 |
Fizikokimyasal Bilgiler | |
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Erime Noktası | >300 °C |
Kütle yoğunluğu | 200 - 300 kg/m3 |
Çözünürlük | 0.77 g/l |
Özellikler | |
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Özdeşlik (UV/VIS-Spectrum) | Testi geçer |
Clarity of solution (1 g/l; ethanol) | Testi geçer |
1st transition range | pH 1.2 - pH 3.0 brownish orange - yellow |
2nd transition range | pH 6.5 - pH 8.0 brownish yellow - red violet |
Absorption maximum λ 1 max. (buffer pH 1,2) | 503 - 506 nm |
Absorption maximum λ 2 max. (buffer pH 3,0) | 430 - 435 nm |
Absorption maximum λ 3 max. (buffer pH 6.5) | 430 - 435 nm |
Absorption maximum λ 4 max. (buffer pH 8,0) | 557 - 560 nm |
Spec. Absorptivity A 1%/1cm (λ 1 max.; 0.005 g/l; buffer pH 1,2; calc. on dried substances) | 900 - 1150 |
Spec. Absorptivity A 1%/1cm (λ 2 max.; 0.005 g/l; buffer pH 3,0; calc. on dried substances) | 550 - 650 |
Spec. Absorptivity A 1%/1cm (λ 3 max.; 0.005 g/l; buffer pH 6.5; calc. on dried substances) | 550 - 650 |
Spec. Absorptivity A 1%/1cm (λ 4 max.; 0.005 g/l; buffer pH 8,0; calc. on dried substances) | 1000 - 1250 |
Loss on drying (110 °C) | ≤ 1 |
Transition range (according to ACS) | pH 5,8 - pH 8,2 yellow - red |