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CAS:7681-57-4
MF:Na2S2O5
MW:190.11
EINECS:231-673-0
Other Names:sodium pyrosulfite
What is of Sodium Pyrosulfite with cas 7681-57-4?
Sodium metabisulfite (chemical formula: Na2S2O5) appears as a white crystalline or powder solid with a slight sulfur odor. It is toxic upon inhalation and can strongly irritate skin and tissue. It can be decomposed to release toxic oxide fumes of sulfur and sodium upon high temperature. It can be mixed with water to form a corrosive acid. It is generally used as disinfectant, antioxidant, and preservative agent as well as a laboratory reagent. As a kind of food additive, it can be used as a preservative and antioxidant in food. It can also be applied to the wine and beer making.
Especificación
|
ELEMENTO
|
EL RESULTADO DE LA PRUEBA
|
|
Sodium Metabisulphite (Na2S2O5) %
|
97.21
|
|
SO2 % ≥
|
65
|
|
Fe % ≤
|
0.002
|
|
La claridad
|
claro
|
|
Insoluble matter in nitric acid% ≤
|
0.009
|
|
COMO%
|
<0.00009
|
|
El ácido fosfórico de la prueba ≤
|
4.2
|
|
Apariencia
|
Blanco a ligeramente amarillento
crystialline powder |
El uso de
De sodio Metabisulfito es un conservante y antioxidante que existe en forma de cristales o polvo de tener una dióxido de azufre olor. es fácilmente soluble en agua. se utiliza en frutos secos para preservar el sabor, el color, y para inhibir indeseables microorganismo de crecimiento.
Embalaje
25kgs/tambor, 9tons/20'containerPacking
