Kwas chromotropowy, sól disodowa, dihydrat ExpertQ® do analizy ACS – Scharlau
Additional information
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PRODUCENT: SCHARLAB
Chromotropic acid, disodium salt dihydra
– Synonyms: 4,5-Dihydroxy-2,7-naphthalenedisulfonic acid disodium salt dihydrate
– C10H6Na2O8S2·2H2O
– M = 400,30 g/mol
– CAS [5808-22-0]
– EINECS-No.: 204-972-9
– Solub. in water: (20 ºC): 170 g/l
– Tariff number: 2908 99 00 90
– Applications: analytical chemistry, manufacture of dyes, for determination of: silver, mercury, chlorates, nitrates, nitrites, chromium and titanium.
SPECIFICATIONS
clarity of solution: passes test
suitability for determination of formaldehyde: passes test
suitability for determination of nitrates: passes test
