Molekula
Magnesium bis(hydrogen carbonate)
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 bis(hydrogen carbonate) is a soluble magnesium salt used in water treatment and as a reagent in inorganic synthesis. It is stable at ambient temperatures and does not require special handling. CAS: 2090-64-4, Molecular Formula: Mg(HCO3)2, Molecular Weight: 146.33868 g/mol. Molekula supplies Magnesium bis(hydrogen carbonate) 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
These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.
Need a different size? Add the nearest pack and change the size in your basket — we price it at the same rate per unit.
-
25 g — £30.90 per pack ex VAT · £37.08 inc. VAT
Need a different quantity or pack?
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 | White powder |
| Water | ≤ 2% |
| Bulk density | 0.4 - 0.6g/ml |
| Acid insoluble | ≤ 0.05% |
| Iron (Fe) | ≤ 0.005% |
| Sulphates (SO4)(2-) | ≤ 0.3% |
| Chlorine (Cl) | ≤ 0.035% |
| Calcium Oxide (CaO) | ≤ 0.15% |
| Magnesium Oxide (MgO) | 40 - 43.5% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Base |
Identification
| Property | Value |
|---|---|
| SKU | 89996116 |
| CAS Number | 2090-64-4 |
| IUPAC Name | magnesium hydrogen carbonate |
| EC Number | 218-240-1 |
| Molecular Formula | Mg(HCO3)2 |
| Molecular Weight | 146.33868 |
| Exact Mass | 145.9702 |
| SMILES | C(=O)(O)[O-].C(=O)(O)[O-].[Mg+2] |
| InChIKey | QWDJLDTYWNBUKE-UHFFFAOYSA-L |
| InChI | InChI=1S/2CH2O3.Mg/c2*2-1(3)4;/h2*(H2,2,3,4);/q;;+2/p-2 |
| PubChem CID | 102204 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 2836995050 |
| Tariff Code | 2836991780 |
Safety & GHS
Precautionary statements
- P264 Wash thoroughly after handling
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
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
- Carbonic acid, magnesium salt (2:1)
- Magnesium bicarbonate
- magnesium;hydrogen carbonate
- QWDJLDTYWNBUKE-UHFFFAOYSA-L
Frequently asked questions
What is Magnesium bis(hydrogen carbonate) used for?
It is primarily used in research and laboratory applications, particularly in studies involving bicarbonate buffering systems and mineral metabolism.
What is the chemical formula and molecular weight?
The formula is Mg(HCO3)2 with a molecular weight of 146.33868 g/mol.
How should Magnesium bis(hydrogen carbonate) be stored?
It should be stored at ambient temperature, away from moisture and heat, as it is unstable in aqueous solutions.
What grade is available?
It is available in research grade, suitable for laboratory use.
Can Molekula supply it in bulk?
Yes, Molekula can supply Magnesium bis(hydrogen carbonate) in bulk quantities—please contact our sales team for pricing and availability.
What documentation comes with the order?
Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS), as required by regulatory standards.
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.