Acide chromotropique sel disodique dihydraté 98%
Fournisseur: Thermo Fisher Scientific
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Attention
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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
53.5
EUR
ACRO155190250
ACRO155191000
ACRO155195000
Acide chromotropique sel disodique dihydraté 98%
Acide chromotropique sel disodique dihydraté
Formule:
(HO)₂C₁₀H₄(SO₃Na)₂·2H₂O MW: 400.29 g/mol Point de fusion: >300 °C Température de stockage: Température ambiante |
Numéro MDL:
MFCD00150612 Numéro CAS: 5808-22-0 EINECS: 204-972-9 Merck Index: 13,02261 |
Résultats des tests de spécification
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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