Sodium Metabisulfite 99%
Sodium Metabisulfite 99% is the best quality of sodium metabisulfite. It is rarely used. We can manufacture sodium metabisulfite 99% by order. Weifang Bell Chemical Co., Ltd is a TOP professional sodium metabisulfite manufacturer in China. Please get in touch with us for more information.
Sodium Metabisulfite 99% Specification
| Item | Standard |
| Main content(Na2S2O5) | ≥99 |
| NaClcontent | ≤0.01 |
| Fe % (As content Fe) | ≤0.0005 |
| Water-Insoluble | ≤0.005 |
| Clarity | Clear |
| Arsenic(As) content | ≤0.00005 |
| Heavy metal content(Pb) | ≤0.00005 |
Sodium Metabisulfite 99% Applications
■ Oxygen scavenging and chlorine removal
Sodium Metabisulfite is used in steam boiler water treatment to remove dissolved oxygen and to remove excess chlorine from wastewater. It is a white granular product that is readily soluble in water.
■ Additive, preservative, and leavening agent
Sodium Metabisulfite is used as an additive, preservative, antioxidant, anti-microbic agent, and leavening agent in the food industry. It is a white granular product that is readily soluble in water.
■ Preservative
Sodium Metabisulfite is used to preserve silage in feed applications. It is a white granular product that is readily soluble in water.
■ Excipient
Sodium Metabisulfite is considered an excipient in the pharmaceutical industry where it is used as a preservative. It is a white granular product that is readily soluble in water.
■ Component in developing baths and stabilizing agent for fixers
Sodium Metabisulfite is used as an essential component of developer baths (preserves developing agents from rapid oxidation) and fixers (stabilizes the thiosulfate ion) in the photographic industry. It is a white granular product that is readily soluble in water.
■ Reducing and sulfonating agent
Sodium Metabisulfite is used as a sulfonating agent and reducing agent in chemical process with significant applications for surfactants and polymerization. It is a white granular product that is readily soluble in water.