CAS 10048-95-0 Sodium arsenate dibasic heptahydrate

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Electrolytes

Sodium arsenate dibasic heptahydrate

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Catalog Number

ACM10048950

Product Name

Sodium arsenate dibasic heptahydrate

Structure

CAS

10048-95-0

Category

Electrolytes

Synonyms

Disodium hydrogen arsenate (Na2HAsO4) heptahydrate; Dibasic sodium arsenate (Na2HAsO4.7H₂O); HSDB 6358; Disodium acid arsenate heptahydrate (Na2HAsO4.7H₂O); AKOS015916134; Sodium arsenate dibasic heptahydrate, >=98.0%; disodium hydrogenarsenate heptahydrate; dipotassium heptahydrate arsenate(2-); 90ZQ7G407W; Sodium orthoarsenate heptahydrate;

IUPAC Name

disodium;hydrogen arsorate;heptahydrate;

Molecular Weight

312.01g/mol

Molecular Formula

Na2HAsO4. 7H₂O;AsH15Na2O11;

Canonical SMILES

O.O.O.O.O.O.O.O[As](=O)([O-])[O-].[Na+].[Na+];

InChI

InChI=1S/AsH3O4.2Na.7H₂O/c2-1(3,4)5;;;;;;;;;/h(H3,2,3,4,5);;;7*1H2/q;2*+1;;;;;;;/p-2;

InChI Key

KOLXPEJIBITWIQ-UHFFFAOYSA-L;

Melting Point

135 ° F (NTP, 1992);57 deg C when rapidly heated;130 °C;

Density

1.88 (NTP, 1992);1.87;1.9 g/cm³;

Solubility

greater than or equal to 100 mg/mL at 77° F (NTP, 1992);5.46 g/100 cc water @ 0 deg C; 100 g/100 cc water @ 100 deg C; sol in glycerol;Solubility in water, g/100ml at 21 °C: 39;

Application

It is used as a source of soluble arsenic.

Storage

Workers should keep containers of sodium arsenate heptahydrate tightly closed and under
lock and key in a cool, well-ventilated room/store area.

Color/Form

Colorless, monoclinic crystals;

Complexity

46.5

Covalently-Bonded Unit Count

Exact Mass

311.963g/mol

Heavy Atom Count