Kromotropsyra dinatriumsalt dihydrat 98%
Leverantör: Thermo Scientific
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Varning
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Synonyms:
4,5-Dihydroxynaphthalene-2,7-disulphonic acid disodium salt dihydrate, Disodium 4,5-dihydroxynaphthalene-2,7-disulphonate dihydrate, 4,5-Dihydroxynaphthalene-2,7-disulphonic acid, disodium salt dihydrate, 4,5-Dihydroxy-2,7-naphthalenedisulphonic acid disodium salt dihydrate
155190250
155191000
155195000
ACRO155190250EA
890
SEK
ACRO155190250
ACRO155191000
ACRO155195000
Kromotropsyra dinatriumsalt dihydrat 98%
Kromotropsyra dinatriumsalt dihydrat
Formel:
(HO)₂C₁₀H₄(SO₃Na)₂·2H₂O MW: 400,29 g/mol Smältpunkt: >300 °C Storage Temperature: Omgivande |
MDL Number:
MFCD00150612 CAS nummer: 5808-22-0 EINECS: 204-972-9 Merck Index: 13,02261 |
Specifikation testresultat
Appearance | Off-white to beige to grey to light brown Powder |
Infrared spectrum | Conforms |
Titration with NaOH | ≥97.5 % |
Suitability | (for det. of NO3 and HCHO) Passes test |
Insoluble matter | ≤0.02 % (in water) |
Residue after ignition | ≤0.2 % |
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