Indigo carmine, high purity biological stain, for analysis
Leverantör: Thermo Scientific
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Varning
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Synonyms:
CI 73015, FD&C Blue #2, 5,5'-Indigodisulphonic acid, Disodium salt, Food blue No. 2, acid Blue 74, Sodium 3,3'-dioxo-[2,2'-biindolinylidene]-5,5'-disulphonate, FD and C Blue No. 2, Carmine Blue
157440250
157441000
157445000
ACRO157440250EA
700
SEK
ACRO157440250
ACRO157441000
ACRO157445000
Indigo carmine, high purity biological stain, for analysis
Indigo carmine
Formel:
C₁₆H₈N₂Na₂O₈S₂ MW: 466,36 g/mol Smältpunkt: ? 300 °C Storage Temperature: Omgivande |
MDL Number:
MFCD00005723 CAS nummer: 860-22-0 EINECS: 212-728-8 Merck Index: 13,04969 |
Specifikation testresultat
Appearance | Dark blue Crystalline powder |
Infrared spectrum | Conforms |
Heavy metals | ≤40 ppm |
Additional info | dinatrium-3,3'-dioxo-2,2'-bisindolylidene-5,7'-disulphonate: 18.0% |
Dye content | ≥85 % |
Arsenic (As) | ≤3 ppm |
Cadmium (Cd) | ≤1 ppm |
Lead (Pb) | ≤10 ppm |
Mercury (Hg) | ≤1 ppm |
Free amine | ≤0.01 % (aromatic) |
Insoluble matter | ≤0.2 % (in water) |
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