Molekula
Magnesium acetate tetrahydrate Crystals
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
Magnesium acetate tetrahydrate is an inorganic salt composed of magnesium, acetate ions, and four water molecules, primarily used as a de-icing agent, odor neutralizer, and in pharmaceutical formulations for magnesium supplementation. This crystalline compound has the CAS number 16674-78-5, a molecular formula of (CH3COO)2Mg · 4H2O, and a molecular weight of 214.45 g/mol. It is stable at ambient storage conditions and carries no classification as a hazardous substance under standard labeling. Molekula supplies Magnesium acetate tetrahydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.
Example image for illustration only. Other packaging and pack sizes are available.
Pricing & pack sizes
Pack sizes & pricing
Pricing on request — packs available from research to bulk quantities.
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Tell us how much you need and when — drums, IBCs, sacks or a one-off bulk lot. We'll manufacture or source it and come back with a price.
Prices exclude VAT/sales tax and shipping.
Specifications
| Property | Value |
|---|---|
| Appearance | Free-flowing Colourless/ White Crystals |
| pH | 7.0 - 9.0 (10% aq.) |
| Assay | ⩾ 99.0% |
| Magnesium (Mg) | ≥ 18.0% |
| Identification (RAMAN) | Conforms to Reference |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 90035022 |
| CAS Number | 16674-78-5 |
| Molecular Formula | (CH3COO)2Mg · 4H2O |
| Molecular Weight | 214.45 |
| SMILES | CC(=O)[O-].CC(=O)[O-].O.O.O.O.[Mg+2] |
| REACH Code | Y113 |
| HTS Code | 2915295000 |
| Tariff Code | 2915290000 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Spanish.
Certificate of Analysis (CoA) by batch
Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.
Synonyms
No alternate names recorded for this product.
Frequently asked questions
What is magnesium acetate tetrahydrate commonly used for?
Magnesium acetate tetrahydrate is primarily used as a de-icing agent for roads and sidewalks, as well as in the production of textiles, paper, and as a source of magnesium ions in molecular biology buffers.
What is the chemical formula and molecular weight of magnesium acetate tetrahydrate?
The chemical formula is (CH₃COO)₂Mg · 4H₂O, and the molecular weight is 214.45 g/mol.
How should magnesium acetate tetrahydrate crystals be stored?
Store in a tightly sealed container at ambient temperature, away from moisture and incompatible substances.
What grades or purities of magnesium acetate tetrahydrate does Molekula supply?
Molekula supplies technical-grade and reagent-grade magnesium acetate tetrahydrate, with purity levels specified per order.
Can Molekula supply magnesium acetate tetrahydrate in bulk quantities?
Yes, we offer bulk quantities of magnesium acetate tetrahydrate, with flexible packaging options (drums, bags, or bulk containers) based on customer requirements.
What documentation comes with an order of magnesium acetate tetrahydrate?
Each order includes a Certificate of Analysis (CoA), Material Safety Data Sheet (MSDS), and a packing list with batch-specific details.
Ready to order or need a custom pack?
Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.