Sodium Sulfite 99% Min. Purity (Na2SO3) 3lb

Description

Sodium sulfite
(
sodium sulphite
) is a soluble
sodium
salt
of
sulfurous acid
(
sulfite
) with the
chemical formula
Na
2
SO
3
. It is a product of
sulfur dioxide
scrubbing, a part of the
flue-gas desulfurization
process. It is also used as a
preservative
to prevent
dried fruit
from discoloring, and for preserving meats, and is used in the same way as
sodium thiosulfate
to convert elemental
halogens
to their respective hydrohalic acids, in
photography
and for reducing
chlorine
levels in pools.