QEMIX supplies the CoA matching the lot actually shipped, together with the official technical documentation issued by the manufacturer.
Sodium disulfite
| SKU | Pack size | Availability | Price |
|---|---|---|---|
| 1065289050 | 50 kg | Backorder | Request a quote |
Sodium disulfite – formula Na2S2O5, CAS 7681-57-4, molecular weight 190.11 g/mol – is a laboratory chemical in the Other group from Merck (Germany). Specification: purity 98.0-100.5% (iodometric), grade ACS reagent, pack size 50 kg. It is commonly used for physico-chemical analysis, titration, sample preparation and QC testing. QEMIX supplies genuine Sodium disulfite with full COA/SDS, Quick Quote and nationwide delivery in Vietnam. Contact us for partner pricing and technical support.

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