Bromkresolgrün ≥95% (Farbstoffgehalt), Pulver, AnalaR NORMAPUR® ACS pH-Indikator

Lieferant: VWR Chemicals

Synonyme: 3,3',5,5'-Tetrabrom-m-kresolsulfonphthaleinBCG

85911.100EA 78.7 EUR
85911.100 85911.130 85911.080
Bromkresolgrün ≥95% (Farbstoffgehalt), Pulver, AnalaR NORMAPUR® ACS pH-Indikator
Bromkresolgrün
Formel: C₂₁H₁₄Br₄O₅S
Molecular Weight: 698,02 g/mol
Schmelzpunkt: 217…218 °C
Lagertemperatur: Raumtemperatur
MDL: MFCD00005874
CAS-Nummer: 76-60-8
EINECS: 200-972-8
Merck Index: 13,01370

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Spezifikation Testergebnisse

Dye content (spectrophotometrically) ≥ 95 %
Appearance Yellow to tan powder
Appearance of solution Conforms
Identification (IR) Passes test
Sensitivity Passes test
Transition range (according to ACS) Passes test
Visual transition interval pH 3.8 - pH 5.4
Loss on drying (110°C) ≤ 3 %

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