Confezionamento | Codice | Disponiblita Spagna | Disponibilità Italia | Prezzo prodotto |
---|---|---|---|---|
x 25 g :: Glass bottle | RO00700025 | Disponibile | 0 - contatta i ns.uffici | Acquista |
Confezionamento | Codice | Disponiblita Spagna | Disponibilità Italia | Listino prezzi |
---|---|---|---|---|
x 100 g :: Glass bottle | RO00700100 | Acquista |
Caratteristiche
Volume : x 25 g
- 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
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