Confezionamento | Codice | Disponiblita Spagna | Disponibilità Italia | Prezzo prodotto |
---|---|---|---|---|
x 500 g :: Botella de vidrio | EO00250500 | Disponibile | 0 - contatta i ns.uffici | Acquista |
Confezionamento | Codice | Disponiblita Spagna | Disponibilità Italia | Prezzo prodotto |
---|---|---|---|---|
x 25 g :: Botella de vidrio | EO00250025 | Acquista | ||
x 100 g :: Botella de vidrio | EO00250100 | Acquista |
- Synonyms: 2',4',5',7'-Tetrabromofluorescein, Eosin Yr- C20H6Br4Na2O5r- M = 691,86 g/molr- CAS [17372-87-1]r- EINECS-No.: 241-409-6r- Solub. in water: (20 ºC): 300 g/lr- LD 50 (oral, rat): 4700 mg/kgr- GHS-signal word: Warningr- GHS-H sentences: H302 - H312 - H332r- GHS-P sentences: P261 - P280 - P321 - P301+P312 - P304+P340 - P501ar- Tariff number: 3204 12 00 90r- Applications: analytical chemistry, indicator, for spectrophotometric determinations (for determination of: silver), for biology, microscopy.rrSPECIFICATIONSrassay (gravimetric): min. 88 %rAbsorption maximum l (in H2O): 515 - 518 nm rAbsorptivity (A1%/1 cm; 0,0005 % l max, H2O): 1200 - 1400 rrelated substances (TLC): passes testrsuitability for microscopy: passes testrloss on drying (110 ºC): max. 8 % r
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