Amino Acid Reference Standards

Amino Acid Reference Standards for HPLC, LC-MS & Analytical Testing

High-purity amino acid reference standards for HPLC, UHPLC, and LC-MS analysis, covering essential and non-essential amino acids for pharmaceutical, food, and research applications.

Our Amino Acid Reference Standards are designed for accurate quantitative and qualitative analysis in HPLC, UHPLC, and LC-MS applications.

We provide high-purity certified amino acid standards, including both essential and non-essential amino acids, suitable for pharmaceutical quality control, food and nutrition analysis, and biochemical research.

All standards are manufactured under strict quality control and supplied with a Certificate of Analysis (CoA), ensuring traceability, batch consistency, and regulatory compliance.

Key Features:

– High purity (≥ 98–99%)
– Compatible with HPLC, UHPLC, and LC-MS systems
– Available as single standards or mixed calibration solutions
– Excellent stability and reproducibility for quantitative analysis
– Custom preparation available upon request

Applications:

– Pharmaceutical quality control (API & formulation analysis)
– Food and nutrition testing (amino acid profiling)
– Clinical and biochemical research
– Method development and validation

We also support custom amino acid standard preparation tailored to your analytical methods,

concentration ranges, and application requirements.

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Preparation of Reference Standards

Get Expert Guidance and Customized Solutions for Accurate Reference Standards

1. Wide Product Coverage – One-Stop Source

uHPLCs provides a comprehensive portfolio of reference standards, covering:

  • Sugars & Carbohydrates (e.g., Glucose, Lactose, Raffinose)
  • Vitamins (A, B-series, C, D, E, K, etc.)
  • Amino Acids (standard & derivatives)
  • Fatty Acids (C14:0, C16:0, C18:0, etc.)
  • Pharmaceutical Impurities & Metabolites

This wide coverage reduces the need to source from multiple suppliers, ensuring consistency, reliability, and efficiency for laboratories and research facilities.

2. High Purity & Traceability

  • All standards are supplied with accurate molecular formula data, CAS numbers, and specifications.
  • Many products come with high purity levels (HPLC ≥ 98–99%) and batch traceability, supporting regulatory compliance in pharmaceuticals, food safety, and chemical analysis.
  • This ensures that your analytical testing results are precise, repeatable, and internationally credible.

3. Flexible Supply & OEM Customization

  • Multiple pack sizes (mg to g scale) to match both R&D and production testing needs.
  • OEM & custom preparation available for specific reference standards not commonly listed.
  • Competitive pricing and direct factory supply provide cost-effective solutions without compromising quality.

This flexibility makes uHPLCs an ideal partner for academic labs, pharmaceutical companies, and industrial QC teams.

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Customize Reference Standards Service

At uHPLCs, we understand that every laboratory, research project, and industrial application may require unique reference standards beyond standard catalogs. That’s why we provide a tailored Custom Reference Standards Service designed to meet your specific analytical and regulatory needs.

Customize Reference Standards by uHPLCs

🔹 What We Offer

  • Custom Synthesis – Preparation of reference standards that are not commercially available or require specific modifications.
  • Flexible Packaging – From milligram-level for research to gram-level for industrial QC testing.
  • Wide Coverage – Carbohydrates, vitamins, amino acids, fatty acids, pharmaceutical impurities, and more.
  • High Purity & Documentation – Delivered with COA, CAS data, molecular structure, and full traceability.
 

🔹 Why Choose uHPLCs Custom Service?

  • One-Stop Solution – Save time and resources by sourcing customized standards directly from a specialized manufacturer.
  • Expert Technical Support – Our experienced chemists and engineers ensure accurate synthesis and verification.
  • Fast Turnaround & Competitive Pricing – Reliable delivery with cost-effective solutions compared to global suppliers.
  • OEM & Confidential Service – We also provide OEM preparation with strict confidentiality to protect your intellectual property.

What
Clients Say

Frequently Asked Questions

As Follow is Some Frequently Questions People Asked

Amino Acid Reference Standards are high-purity, certified compounds used as calibration and quality control tools in laboratory testing.
They are essential for ensuring accuracy, reproducibility, and regulatory compliance in industries like pharmaceuticals, food, and research.

Key Reasons They Are Important:

  • Analytical Accuracy:
    Used to calibrate HPLC, LC-MS, and GC-MS instruments for precise quantification.

  • Quality Control:
    Ensure the identity and purity of amino acids in raw materials and final products.

  • Regulatory Compliance:
    Meet pharmacopeial standards such as USP, EP, JP, and ISO guidelines.

  • Traceability:
    Provide documented proof of testing integrity for audits.

IndustryPurpose of UseExample Applications
PharmaceuticalDrug formulation, stability testingAmino acid-based injections, dietary supplement QC
Food & NutritionLabel verification, fortification testingProtein supplements, fortified baby food
Research & AcademiaBiomarker studies, metabolic profilingBiochemical research, protein synthesis studies

Amino Acid Reference Standards have wide B2B applications, especially in highly regulated industries.

Top Industries:

  • Pharmaceutical Manufacturing

    • QC for raw materials and APIs.

    • Amino acid injections and IV solutions.

  • Nutritional Supplement Companies

    • Verification of protein powders, BCAA blends, and vitamins.

  • Food and Beverage Testing

    • Ensuring accuracy of nutritional labeling for fortified foods.

  • Animal Nutrition & Veterinary

    • Analysis of animal feed and veterinary formulations.

  • Academic & Government Research Labs

    • Advanced studies in biochemistry, molecular biology, and protein analysis.

IndustryTypical Testing MethodsKey Amino Acids Tested
PharmaceuticalsHPLC, LC-MS, UVL-Lysine, L-Arginine, L-Tryptophan
Food & BeverageHPLC, Enzymatic assaysL-Glutamic Acid, L-Leucine, L-Valine
Research LabsLC-MS/MS, GC-MSL-Tyrosine, L-Serine, L-Cysteine

Amino acids are classified into essential and non-essential based on whether the body can produce them.

TypeDefinitionExamplesCommon Applications
Essential Amino Acids (EAA)Cannot be synthesized by the body; must come from diet or supplementsLysine, Leucine, Valine, TryptophanSports nutrition, clinical research, fortified foods
Non-Essential Amino AcidsCan be produced by the body, but still important for metabolismGlutamic Acid, Tyrosine, SerineMetabolic research, pharmaceutical formulations

Why this matters for Reference Standards:

  • Laboratories need both types to perform complete amino acid profiling.

  • Essential amino acids are critical for nutritional supplement companies to verify label claims.

In the pharmaceutical industry, precise measurement of amino acids is critical for GMP compliance and patient safety.

Pharma QC Benefits:

  • Batch-to-Batch Consistency: Ensures every production run meets specifications.

  • Stability Studies: Monitors amino acid degradation over time.

  • Method Validation: Used to confirm accuracy of analytical techniques like HPLC.

QC AreaRole of Reference Standards
Method CalibrationEstablish retention time and peak identity
Purity TestingConfirm absence of impurities or contaminants
Label VerificationEnsure active ingredient matches label claim
Stability TestingTrack amino acid breakdown under different conditions

Normally you should require complete documentation to pass audits and meet regulatory demands.

Essential Documentation:

  • Certificate of Analysis (CoA)

    • Purity

    • Lot/batch number

    • Expiration date

    • Analytical method used

  • Material Safety Data Sheet (MSDS)

    • Safe handling information

  • Batch Records

    • Traceability for GMP compliance

  • Stability Data

    • Storage temperature and shelf life

Pro Tip:
Always verify that your supplier provides a CoA traceable to USP/EP/ISO standards.

Improper storage can cause degradation, affecting testing results.

Storage Guidelines:

  • Temperature:

    • Most amino acids: 2–8°C (refrigerated)

    • Sensitive compounds like Tryptophan: -20°C (freezer)

  • Light Protection:

    • Use amber vials to prevent photodegradation.

  • Humidity Control:

    • Store hygroscopic amino acids in desiccators.

FactorRisk if ImproperSolution
Temperature FluctuationLoss of potencyUse cold-chain shipping
Light ExposureBreakdown of structureAmber glass or foil wrapping
MoistureContamination or clumpingUse desiccants and sealed containers

often you need care global shipping with temperature control to maintain product integrity.

Key Logistics Practices:

  • Cold Chain Management:

    • Use insulated boxes with ice packs or dry ice.

  • Real-Time Temperature Monitoring:

    • Data loggers included in shipments.

  • Fast Customs Clearance:

    • Pre-prepared regulatory documents.

Shipping RegionTypical Transit TimeTemperature Control Required
North America1–3 daysRefrigerated
Europe2–4 daysRefrigerated
Asia-Pacific3–7 daysRefrigerated or frozen

uHPLCs offers end-to-end solutions for laboratories and manufacturing companies worldwide.

Key Advantages:

  • Comprehensive Portfolio:
    Essential and non-essential amino acids for diverse testing needs.

  • Global Compliance:
    ISO/IEC 17025 and GMP-certified production processes.

  • Custom Preparation:
    Tailored solutions for unique project requirements.

  • Reliable Stock:
    Consistent availability with batch control.

  • Technical Support:
    Documentation and audit preparation assistance.

FeatureuHPLCs Advantage
Product RangeAll major amino acids, essential and non-essential
Quality CertificationsISO, GMP, pharmacopeia traceability
DeliveryGlobal shipping with cold-chain logistics
Custom ServicesPrivate labeling and specialized concentrations

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Contact uHPLCs Today for Any Questions for HPLC / UHPLC 

+(86) 0755-28502380

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