Chromotropic acid disodium salt dihydrate ≥98.0% Reag. Ph. Eur., ACS analytical reagent

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Synonyms: Disodium 4,5-dihydroxynaphthalene-2,7-disulphonate dihydrate4,5-Dihydroxynaphthalene-2,7-disulphonic acid disodium salt dihydrate4,5-Dihydroxynaphthalene-2,7-disulphonic acid, disodium salt dihydrate4,5-Dihydroxy-2,7-naphthalenedisulphonic acid disodium salt dihydrate

20261.132EA 101 GBP
20261.132
Chromotropic acid disodium salt dihydrate ≥98.0% Reag. Ph. Eur., ACS analytical reagent
Chromotropic acid disodium salt dihydrate
Formula: (HO)₂C₁₀H₄(SO₃Na)₂·2H₂O
MW: 400.29 g/mol
Melting Pt: > 300 °C
Storage Temperature: Ambient
MDL Number: MFCD00150612
CAS Number: 5808-22-0
EINECS: 204-972-9
Merck Index: 13,02261

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Specification Test Results

Assay (dried substance) Min. 98.0 %
Suited for formaldehyde reagent Passes test
Suited for titanium reagent Passes test
Water Max. 10 %

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