Kalceina wskaźnik do miareczkowania metali – Scharlau
Additional information
| Wielkość opakowania | |
|---|---|
| Nr katalogowy | |
| Producent: | |
| CAS: |
POBIERZ KARTĘ PRODUKTU
POBIERZ KARTĘ POZIOMU JAKOŚCI
POBIERZ KARTĘ CHARAKTERYSTYKI PRODUKTU
PRODUCENT: SCHARLAB
Calcein, indicator for metal titration
Fluorexon
– Synonyms: 2,7-Bis[bis(carboxymethyl)aminomethyl]fluorescein, Fluorescein complexon, Fluorexon
– C30H26N2O13
– M = 622,55 g/mol
– CAS [1461-15-0]
– EINECS-No.: 215-957-1
– Solub. in water: (20 ºC): sparingly soluble
– Tariff number: 3204 19 00 90
– Applications: analytical chemistry, indicator, for determination of: calcium.
SPECIFICATIONS
0,002 M : 492 – 500 nm
Absorptivity (A1%/1 cm; l max.): 800 – 1000
insoluble in NaOH : passes test
loss on drying (135 °C) : max.10 %
suitability as complexometric indicator…………..passes test
