Czerwień alizarynowa (C.I. 58005) ExpertQ® do analizy – SCHARLAU
Additional information
| Wielkość opakowania | |
|---|---|
| Nr katalogowy | |
| Producent: | |
| CAS: |
POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Alizarin red S, C.I. 58005, ExpertQ®
– Synonyms: Sodium alizarinsulfonate, Alizarin carmine, 1,2-Dihydroxyanthraquinone-3-sulfonic acid sodium salt, Alizarin sulfonic acid sodium salt
– C14H7NaO7S
– M = 342,25 g/mol
– CAS [130-22-3]
– EINECS-No.: 204-981-8
– Tariff number: 3204 12 00 90
– Applications: analytical chemistry, indicator.
SPECIFICATIONS
pH range (yellow to purple-red) : 3,7 – 5,2
identity (IR-spectrum): passes test
insoluble in water: passes test
Absorption maximum l1 (NaOH 0,1 M) : 592 – 596 nm
Absorption maximum l2 (NaOH 0,1 M) : 553 – 558 nm
Absorptivity (A1%/1 cm; lmax1, NaOH 0,1 M) : 305 – 480
Absorptivity (A1%/1 cm; lmax2, NaOH 0,1 M) : 330 – 520
related substances (TLC): passes test
loss on drying (135 °C) : max. 5,0 %
suitability for microscopy: passes test
sensitivity to Aluminium: passes test
