Molekula
L-Glutamic acid monosodium salt monohydrate
Supplying 4,500+ customers in over 80 countries
ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 1999 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need
L-Glutamic acid monosodium salt monohydrate is a sodium salt of glutamic acid used as a flavor enhancer and food additive. It is commonly known as monosodium glutamate (MSG). CAS: 6106-04-3, molecular formula: NaOOCCH2CH2CH(NH2)COOH · H2O, molecular weight: 187.13 g/mol. Stable at ambient storage conditions. No signal word required. Molekula supplies L-Glutamic acid monosodium salt monohydrate 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
In stock — same-day dispatch
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.
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100 g — £18.30 per pack ex VAT · £21.96 inc. VAT
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1 kg — £43.60 per pack ex VAT · £52.32 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 crystalline powder |
| Melting Point | 222°C - 230°C |
| Identification | Conforms to reference |
| Optical Rotation | +23.5° ± 2° |
| Assay (NAT) | ≥ 99.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 40359230 |
| CAS Number | 6106-04-3 |
| Molecular Formula | NaOOCCH2CH2CH(NH2)COOH · H2O |
| Molecular Weight | 187.13 |
| Exact Mass | 188.0535 |
| SMILES | C(CC(=O)O)[C@@H](C(=O)O)N.O.[Na] |
| InChIKey | FMGRPEQSMWQKHM-QTNFYWBSSA-N |
| InChI | InChI=1S/C5H9NO4.Na.H2O/c6-3(5(9)10)1-2-4(7)8;;/h3H,1-2,6H2,(H,7,8)(H,9,10);;1H2/t3-;;/m0../s1 |
| PubChem CID | 87090819 |
| REACH Code | Y113 |
| HTS Code | 2922.42.1000 |
| Tariff Code | 2922420020 |
Safety & GHS
Precautionary statements
- P280 Wear protective gloves/protective clothing/eye protection/face protection
Documents
Safety Data Sheets (SDS)
Available in English, French, German, Italian, Portuguese, 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.
Quality certificates
Molekula Group is certified to ISO 9001:2015 (quality) and ISO 14001:2015 (environmental management), audited by a UKAS-accredited body. Both certificates are valid to 17 May 2028.
Synonyms
- L-glutamic acid, sodium salt hydrate
- L(+)-Monosodium glutamate monohydrate
- Monosodium glutamate, United States Pharmacopeia (USP) Reference Standard
- Sodium glutamate monohydrate
- SodiuM L-GlutaMate Monohydrate
Frequently asked questions
What is L-Glutamic acid monosodium salt monohydrate used for?
It is commonly used as a flavor enhancer in food products and as a biochemical reagent in research and industrial applications.
What is the chemical formula and molecular weight?
The formula is NaOOCCH2CH2CH(NH2)COOH · H2O with a molecular weight of 187.13 g/mol.
How should this compound be stored?
It should be stored at ambient temperature, protected from moisture and light.
What grade is available?
Available in food-grade and research-grade, depending on the order size and application.
Can Molekula supply this in bulk?
Yes, Molekula can supply L-Glutamic acid monosodium salt monohydrate in bulk quantities upon request.
What documentation comes with the order?
Each order includes a Certificate of Analysis and Safety Data Sheet (SDS) with the shipment.
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.