Magnesium carbonate hydroxide pentahydrate
Magnesium carbonate hydroxide pentahydrate (CAS 56378-72-4), with the linear formula (MgCO3)4·Mg(OH)2·5H2O and a molecular weight of 485.65 g/mol, is a white powder. This inorganic base is a foundational chemical utilised in various industrial processes and laboratory syntheses. Its properties make it a valuable reagent in chemical manufacturing and materials science applications.

Chemical Synthesis
Utilised as a reagent in various inorganic and organic synthesis pathways. Its basic nature allows it to participate in acid-base reactions and serve as a precursor in the formation of other magnesium compounds.
Materials Science
Can be employed in the development of novel materials, potentially including ceramics and composite structures. Its controlled decomposition properties may be leveraged in specific material fabrication processes.
Industrial Processes
Serves as a component in industrial applications where a source of magnesium and alkalinity is required. This may include processes related to water treatment or the manufacturing of certain industrial goods.
| Molecular weight | 485.65 |
|---|---|
| Linear formula | (MgCO3)4 · Mg(OH)2 · 5H2O |
| Assay | 99.99% trace metals basis |
| Form | powder |
| Impurities tested | ≤0.005% Phosphorus (P)≤0.1% Insoluble matter |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Cation traces | Al: ≤0.01%Ca: ≤0.5%Cu: ≤0.0005%Fe: ≤0.02%K: ≤0.005%NH4+: ≤0.05%Na: ≤0.03%Pb: ≤0.001%Zn: ≤0.0005% |
| Anion traces | chloride (Cl-): ≤0.1%sulfate (SO42-): ≤0.05% |
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 carbonate hydroxide pentahydrate used for?
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Magnesium carbonate hydroxide pentahydrate is used in chemical synthesis, materials science, and various industrial processes where a source of magnesium and alkalinity is needed.
What is the CAS number and chemical formula?
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The CAS number is 56378-72-4, and the linear chemical formula is (MgCO3)4·Mg(OH)2·5H2O.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Magnesium carbonate hydroxide pentahydrate with an assay of 99.99% trace metals basis. We do not represent this product as USP, BP, EP, or other pharmacopoeia grades.
How should Magnesium carbonate hydroxide pentahydrate be handled safely?
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Handle with appropriate personal protective equipment, including eyeshields and gloves. Use a type N95 (US) or type P1 (EN143) respirator filter. Avoid dust formation and inhalation.
Is this chemical a controlled substance?
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The provided data does not indicate that Magnesium carbonate hydroxide pentahydrate (CAS 56378-72-4) is a controlled substance.
How is this product typically shipped and exported?
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Tech Serve Solutions is a specialist global supplier and exporter of fine chemicals. Products are carefully packaged to ensure integrity during domestic and international shipment.
How can I request a quote or sample?
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To request a quote or sample of Magnesium carbonate hydroxide pentahydrate, please contact our sales team via the website or provided contact details.
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