Bromkresolgrün ≥95% (Farbstoffgehalt), Pulver, AnalaR NORMAPUR® ACS pH-Indikator
Lieferant: VWR Chemicals
Synonyme:
3,3',5,5'-Tetrabrom-m-kresolsulfonphthalein
, BCG
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 |
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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