Molekula
L-Arginine hydrochloride
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
L-Arginine hydrochloride is a crystalline amino acid salt used in biochemical research and pharmaceutical formulations. It is also used as an ingredient in nutritional supplement products and in cosmetic and personal care formulations. It serves as a precursor in nitric oxide synthesis and is employed in cell culture media and metabolic studies. Available with a CAS number of 1119-34-2, molecular formula C6H14N4O2·HCl, and molecular weight 210.66 g/mol, it is stable at ambient storage conditions. This product carries a warning signal word due to potential irritant properties. Molekula supplies L-Arginine hydrochloride 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.
-
1 kg — £82.40 per pack ex VAT · £98.88 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 |
| Specific rotation | +22.40 to +22.90 |
| Heavy metals | ≤0.001% |
| pH | 4.7 - 6.2 |
| Loss on Drying | ≤0.20% |
| Chloride (Cl-) | 16.58 - 17.0% |
| Assay | 98.5% to 101.5% |
| Residue on Ignition | ≤0.10% |
| Iron (Fe) | ≤0.001% |
| Arsenic (As) | ≤0.0001% |
| Sulphates (SO4)(2-) | ≤0.03% |
| State of Solution | ≥98.0% |
Storage & handling
| Property | Value |
|---|---|
| Storage Temperature | Ambient |
| Acidity | Neutral |
Identification
| Property | Value |
|---|---|
| SKU | 33349826 |
| CAS Number | 1119-34-2 |
| IUPAC Name | (2S)-2-amino-5-(diaminomethylideneamino)pentanoic acid;hydrochloride |
| EC Number | 214-275-1 |
| Molecular Formula | C6H14N4O2·HCl |
| Molecular Weight | 210.66 |
| Exact Mass | 210.0884 |
| SMILES | C(C[C@@H](C(=O)O)N)CN=C(N)N.Cl |
| InChIKey | KWTQSFXGGICVPE-WCCKRBBISA-N |
| InChI | InChI=1S/C6H14N4O2.ClH/c7-4(5(11)12)2-1-3-10-6(8)9;/h4H,1-3,7H2,(H,11,12)(H4,8,9,10);1H/t4-;/m0./s1 |
| PubChem CID | 66250 |
| REACH Code | Y113 |
| TSCA Listed | Yes |
| HTS Code | 29252990 |
| Tariff Code | 2925290090 |
Safety & GHS
-
Health Hazard
GHS07
Hazard statements
- H315 Causes skin irritation
- H319 Causes serious eye irritation
Precautionary statements
- P261 Avoid breathing dust/fume/gas/mist/vapours/spray
- P280 Wear protective gloves/protective clothing/eye protection/face protection
- P302+352 IF ON SKIN: Wash with soap and water
- P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
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
- Argamine
- Arginine HCl
- Arginine Hydrochloride
- Arginine monohydrochloride
- H-Arg-OH.HCl
- Hydrochloride, arginine
- L-ARGININE HCL
- L-Arginine, monohydrochloride
- R-Gene
- R-gene 10
Frequently asked questions
What is L-Arginine hydrochloride used for?
It is commonly used in biochemical research, cell culture media, and as a precursor in the synthesis of nitric oxide and other metabolic pathways.
What is the chemical formula and molecular weight of L-Arginine hydrochloride?
The formula is C6H14N4O2·HCl with a molecular weight of 210.66 g/mol.
How should L-Arginine hydrochloride be stored?
Store at ambient temperature, protected from moisture and light.
What grade is available for L-Arginine hydrochloride?
Available in research grade; please confirm specific purity upon request.
Can Molekula supply L-Arginine hydrochloride in bulk?
Yes, bulk quantities are available—please contact our sales team for pricing and availability.
What documentation comes with an order of L-Arginine hydrochloride?
Each order includes a Certificate of Analysis (CoA); additional documentation such as SDS is available upon request.
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.