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L-Histidine monohydrochloride monohydrate

CAS 5934-29-2 C6H9N3O2 · HCl · H2O MW 209.63 In stock

L-Histidine monohydrochloride monohydrate is a crystalline amino acid salt used in cell culture media, nutritional supplements, and biochemical research. It is available in high purity with a molecular weight of 209.63 g/mol, a molecular formula of C6H9N3O2 · HCl · H2O, and a CAS number of 5934-29-2. Stored at ambient temperatures, it carries a warning signal word due to potential irritant properties. Molekula supplies L-Histidine monohydrochloride monohydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

CoA by batch

Overview

L-Histidine monohydrochloride monohydrate is a crystalline amino acid salt used in cell culture media, nutritional supplements, and biochemical research. It is available in high purity with a molecular weight of 209.63 g/mol, a molecular formula of C6H9N3O2 · HCl · H2O, and a CAS number of 5934-29-2. Stored at ambient temperatures, it carries a warning signal word due to potential irritant properties. Molekula supplies L-Histidine monohydrochloride monohydrate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Specifications

Property Value
Appearance White crystalline powder
Heavy metals ≤ 10ppm
pH 3.0 - 5.0
Loss on Drying ≤ 0.2%
Sulfate (SO4) ≤ 0.020%
Chloride (Cl) 16.66 - 17.08%
Assay 98.5 - 101.0 %
Residue on Ignition ≤ 0.1%
Specific optical rotation +8.5 to +9.5°
Iron (Fe) ≤ 10ppm
Identification (IR) Conforms to reference
Arsenic (As) ≤ 1ppm
Ammonium (NH4) ≤ 0.02%
State of Solution ≥ 98.0%

Storage & handling

Property Value
Storage Temperature Ambient
Shelf Life 24 months
Acidity Acid

Identification

Property Value
CAS Number 5934-29-2
Molecular Formula C6H9N3O2 · HCl · H2O
Molecular Weight 209.63
SMILES Cl.O=C(O)C(N)CC1=CN=CN1.O
REACH Code Y113
TSCA Listed Yes
HTS Code 29332990
Tariff Code 2933299090

Safety & GHS

Warning
  • GHS pictogram — Explosive Explosive GHS01

Hazard statements

  • H319 Causes serious eye irritation

Precautionary statements

  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P305+351+338 IF IN EYES: Rinse with water for several minutes. Remove contact lenses if present and easy to do. Continue rinsing
  • P337+313 If eye irritation persists get medical advice/attention

For research and industrial use only

Not for use in food, drugs, household, or in or on humans or animals. Consult the Safety Data Sheet before handling.

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.

Pricing & pack sizes

Pack sizes & pricing

  • 25 g

    £28.55 · per pack

  • 100 g

    £62.56 · per pack

  • 500 g

    £151.01 · per pack

Prices exclude VAT/sales tax and shipping. Bulk and custom pack sizes available on request.

Synonyms

No alternate names recorded for this product.

Frequently asked questions

What is L-Histidine monohydrochloride monohydrate used for?

It is primarily used as a nutritional supplement and in cell culture media to support cell growth and protein synthesis.

What is the chemical formula and molecular weight?

The formula is C6H9N3O2 · HCl · H2O with a molecular weight of 209.63 g/mol.

How should L-Histidine monohydrochloride monohydrate be stored?

Store at ambient temperature, protected from moisture and light.

What grade is available?

Available in analytical grade for laboratory use.

Can Molekula supply this in bulk?

Yes, Molekula can supply L-Histidine monohydrochloride monohydrate in bulk quantities—please contact sales for details.

What documentation comes with the order?

Each order includes a Certificate of Analysis (CoA) and safety data sheet (SDS) with the shipment.

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Tell us the product, grade, and quantity — Molekula usually responds within one working day with pricing and lead time.

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