Sodium Metabisulfite
Usage: it is used as disinfectant, antioxidant and preservative agent, also used as bleaching agent in the production of coconut cream and sugar, it is used for preserving fruit during shipping, it also can be used in the water treatment industry to quench residual chlorine.
Packing: In 25kg composite plastic woven/ paper bag with PE liner.
Storage and Transport: It should be stored in a dry and ventilated warehouse, kept away from heat and moisture during transportation, unloaded with care so as to avoid damage. Furthermore, it must be stored separately from poisonous substances.
Quality Standard:(GB1893-2008)
| PARAMETERS | GB1893-2008 | K & S standard |
| Assay (Na2S2O5), % | ≥96.5 | ≥97.5 |
| Fe, % | ≤0.003 | ≤0.0015 |
| Clarity | PASS TEST | PASS TEST |
| Heavy metal (as Pb), % | ≤0.0005 | ≤0.0002 |
| Arsenic (As), % | ≤0.0001 | ≤0.0001 |
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