Magnesium bisulfite solution
Magnesium bisulfite solution (CAS: 13774-25-9, Formula: Mg(HSO3)2) is an inorganic salt solution primarily used in chemical synthesis and various industrial processes. With a molecular weight of 186.45 g/mol, this aqueous solution serves as a valuable reagent. Its properties make it suitable for applications requiring a source of sulfite ions or magnesium in a soluble form, contributing to its utility in specialized manufacturing and research settings.
- IUPAC
- Magnesium hydrogen sulfite

Chemical Synthesis Reagent
Magnesium bisulfite solution acts as a versatile reagent in organic and inorganic synthesis. It can be employed in reactions requiring a source of sulfites or for the preparation of other magnesium-containing compounds.
Industrial Processing Aid
This solution finds utility in various industrial applications, potentially serving as a reducing agent or pH modifier. Its specific role depends on the requirements of the chemical processes involved.
Research and Development
Used in laboratory settings for research purposes, Magnesium bisulfite solution supports the investigation of new chemical pathways and material development.
| Molecular weight | 186.45 |
|---|---|
| Linear formula | Mg(HSO3)2 |
| Form | liquid |
| Density | 1.22 g/mL at 25 °C |
| Concentration | 30 wt. % in H2O |
| Transport (UN / ADR) | UN 2693 8/PG 3 |
|---|---|
| Hazard codes (EU) | C |
| Risk statements (R) | 34 |
| Safety statements (S) | 23-26-27-36/37/39-45 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Magnesium bisulfite solution used for?
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Magnesium bisulfite solution (CAS: 13774-25-9) is primarily used in chemical synthesis and various industrial processes as a reagent or processing aid.
What is the CAS number and formula for Magnesium bisulfite solution?
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The CAS number for Magnesium bisulfite solution is 13774-25-9, and its chemical formula is Mg(HSO3)2.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Magnesium bisulfite solution, typically as a technical or research grade. We do not represent this product as USP, BP, or EP grade unless explicitly stated otherwise.
How should Magnesium bisulfite solution be handled safely?
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Magnesium bisulfite solution is corrosive and can cause burns. Handle with appropriate personal protective equipment, including gloves, eye protection, and protective clothing. Ensure adequate ventilation and avoid contact with skin, eyes, and clothing. Refer to the Safety Data Sheet for detailed handling instructions.
How is Magnesium bisulfite solution packed and shipped?
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Magnesium bisulfite solution is shipped according to UN 2693 regulations for hazardous materials (Class 8, Packing Group III). Packaging is designed to ensure safe transport and compliance with international shipping standards.
How can I request a quote or sample of Magnesium bisulfite solution?
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To request a quote or sample of Magnesium bisulfite solution, please contact our sales department via the website or provide your details through the product inquiry form.
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