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L-Histidine Hydrochloride Monohydrate

    • Product Name L-Histidine Hydrochloride Monohydrate
    • Alias His·HCl·H2O
    • Einecs 214-625-2
    • Mininmum Order 1 g
    • Factory Site Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing
    • Price Inquiry admin@sinochem-nanjing.com
    • Manufacturer Sinochem Nanjing Corporation
    • CONTACT NOW
    VTB
    Specifications

    HS Code

    120703

    Chemical Name L-Histidine Hydrochloride Monohydrate
    Chemical Formula C6H9N3O2·HCl·H2O
    Molecular Weight 209.64 g/mol
    Appearance White crystalline powder
    Solubility In Water Freely soluble
    Melting Point 263 °C (decomposes)
    Ph Value 3.5–4.5 (1% solution in water)
    Cas Number 5934-29-2
    Storage Conditions Store at 2-8°C, in a tightly closed container
    Synonyms L-Histidine HCl·H2O; L-Histidine hydrochloride hydrate
    Purity ≥98%
    Ec Number 227-868-5

    As an accredited L-Histidine Hydrochloride Monohydrate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White fiber drum with sealed inner plastic bag containing 1 kg of L-Histidine Hydrochloride Monohydrate, labeled with product details and safety information.
    Shipping L-Histidine Hydrochloride Monohydrate is shipped in tightly sealed containers to protect it from moisture and contamination. Transport is conducted under ambient conditions, avoiding excessive heat and direct sunlight. Safety labels and documentation accompany the shipment, in compliance with local regulations for handling and transporting laboratory chemicals.
    Storage L-Histidine Hydrochloride Monohydrate should be stored in a tightly sealed container, placed in a cool, dry, and well-ventilated area. Protect it from moisture, light, and sources of heat or ignition. Store at room temperature, typically between 15–25°C (59–77°F). Avoid incompatible substances such as strong oxidizers. Proper labeling and adherence to safety guidelines are essential for storage.
    Application of L-Histidine Hydrochloride Monohydrate

    Applications of L-Histidine Hydrochloride Monohydrate in Industrial Manufacturing

    L-Histidine Hydrochloride Monohydrate serves specialized functions in targeted industrial manufacturing processes, supporting advanced formulation needs in biopharmaceuticals, parenteral nutrition, cell culture media, food fortification, and veterinary products. As the original manufacturer, we present proven applications where our material meets strict downstream technical, regulatory, and quality requirements, offering detailed formulation and integration guidance for professional use.

    1. Biopharmaceutical Amino Acid Injection Formulation

    L-Histidine Hydrochloride Monohydrate provides a high-purity, injectable-grade amino acid source critical for the compounding of essential amino acid solutions used in clinical and hospital settings. Manufacturers rely on it to meet injectable product purity and safety standards, supporting the body's histidine requirements during parenteral nutrition therapy. Our grade undergoes rigorous analytical release for endotoxins, heavy metals, and microbial limits to align with challenging regulatory requirements for human-use injectables.

    Industry compliance standards

    • USP (United States Pharmacopeia) Injectable Grade
    • EP (European Pharmacopoeia) standards for parenterals
    • cGMP (current Good Manufacturing Practices)
    • ICH Q7 (Good Manufacturing Practice Guide for Active Pharmaceutical Ingredients)

    Typical usage ratio

    • 0.15–0.35% w/v in amino acid solution admixtures, adjusted per total nitrogen/calorie requirements in the hospital PN setting

    Downstream process integration

    • Dissolved at batch start during compounding of multi-amino acid solutions, followed by sterile filtration, filling, and terminal sterilization

    Final product types

    • Ready-to-use intravenous amino acid injection bags
    • Pediatric and adult parenteral nutrition solutions
    • Total parenteral nutrition (TPN) admixtures

    2. Cell Culture Media Manufacturing for Biologics Production

    L-Histidine Hydrochloride Monohydrate supports recombinant protein and monoclonal antibody production by providing a stable, highly soluble histidine source to mammalian and microbial culture media manufacturers. Batch-to-batch amino acid consistency and trace metal content play a significant role in cell viability, protein expression, and downstream bioseparation. Our material supports scalability in both suspension and adherent cell line processes employed across the biologics industry.

    Industry compliance standards

    • ISO 9001:2015 Quality Management System for biotech raw materials
    • Animal-origin free documentation, TSE/BSE free compliance (EMEA/410/01 Rev 3)
    • USP 1047 for cell culture media components (where applicable)
    • cGMP-appropriate supply for regulated biologics facilities

    Typical usage ratio

    • 0.01–0.05 g/L in basal and serum-free media, precise addition adjusted to cell line and process yield profiles

    Downstream process integration

    • Pre-blending into dry media pre-mix systems or dissolved post-autoclave for liquid media preps, deployed prior to inoculation and feeding cycles

    Final product types

    • Mammalian cell culture media powders and concentrates
    • Fed-batch supplement packs for CHO and HEK cells
    • Production media for recombinant protein drugs and antibodies

    3. Food-Grade Nutritional Fortification (Infant Formula & Special Diets)

    Food manufacturers use L-Histidine Hydrochloride Monohydrate to meet essential amino acid profile requirements in infant formulas and special dietary products, particularly for low-protein medical foods and clinical feeding formulas. Consistent batch analysis ensures safety, compliance with food additive legislation, and accurate labelling in sensitive downstream markets. Attention to traceability and allergen controls is essential for applications involving infants and patients with dietary restrictions.

    Industry compliance standards

    • FCC (Food Chemicals Codex) compliance
    • GB 29938 (China National Food Safety Standard for infant formula ingredients)
    • 21 CFR Part 172 (US Food Additives Permitted for Direct Addition to Food for Human Consumption)
    • ISO 22000 certified manufacturing (Food Safety Management Systems)

    Typical usage ratio

    • 0.01–0.08% by weight in powder blends, depending on the protein source and regulatory lower limits for histidine as an essential amino acid

    Downstream process integration

    • Added to dry blend during formulation of infant formula bases, homogenized, followed by spray drying and aseptic packaging

    Final product types

    • Infant and follow-on formulas
    • Special medical nutrition powders
    • Protein-fortified meal replacements

    4. Veterinary Parenteral Nutrition & Animal Health Solutions

    Producers of veterinary parenteral nutrition products incorporate L-Histidine Hydrochloride Monohydrate for its bioavailable amino acid supply, supporting animal recovery in hospital environments and high-value livestock health management. Purity specifications target animal-use pharmacopeial standards, exempt from human strictures but still demanding consistency and clarity in labeling, with species-specific rationing for companion or production animals.

    Industry compliance standards

    • Ph. Eur. compliance for non-human application (where recognized)
    • VICH GL18: Good Manufacturing Practice for Active Pharmaceutical Ingredients Used in Veterinary Medicinal Products
    • Directive 2001/82/EC (EU Veterinary Medicinal Products Regulation)
    • ISO 9001:2015 for veterinary manufacturing supply chains

    Typical usage ratio

    • 0.12–0.28% w/v in veterinary parenteral nutrition mixtures; adjusted based on animal size, species, and metabolic demand

    Downstream process integration

    • Dosed directly into compounded amino acid infusions, mixed with macro-mineral and vitamin solutions for large and small animal applications

    Final product types

    • Veterinary amino acid injection solutions
    • Nutritional support fluids for livestock and companion animals
    • Veterinary critical care infusions
    Free Quote

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    Certification & Compliance
    More Introduction

    L-Histidine Hydrochloride Monohydrate: A Direct Perspective from the Manufacturer

    What Our Team Offers with L-Histidine Hydrochloride Monohydrate

    In our chemical manufacturing facility, every production run of L-Histidine Hydrochloride Monohydrate starts with raw materials we’ve tracked from point of origin to arrival at our gates. Over years of fine-tuning, our team has developed clear protocols to ensure purity, batch consistency, and reliable availability. We oversee the process from charge-in to packaging, so scientists, food technologists, and pharmaceutical formulating teams know that this amino acid arrives at their bench with dependable quality.

    Our model covers the range most requested by formulators and process engineers: pharmaceutical grade, free flowing powder, often in the 98%–102% assay range, checked by validated HPLC. The pH profile stays reliable and the hydration state isn’t left to chance. The crystalline structure matters, especially when the monohydrate form proves essential for specific dissolution profiles and salt compatibility.

    Why L-Histidine Hydrochloride Monohydrate Matters

    Amino acid salts touch almost every corner of life sciences and nutrition projects. For L-Histidine Hydrochloride Monohydrate, the workflow isn’t just about meeting an order sheet. Researchers count on its reactivity and amino acid purity for injections, infusions, and specialty functional food products. Pharmaceutically, excipient and API manufacturing teams choose this salt because it brings the expected buffering capacity and solubility in parenteral formulas. Food and beverage teams—especially those focused on fortification or special needs—know it won’t throw off system taste or odor.

    In bioprocessing, media compounding, and diagnostic reagent production, a product like ours reaches beyond “commodity” expectations. Our experience shows that batch-to-batch repeatability protects against failed media or costly reruns on the bench. Maintaining the strict monohydrate form minimizes unexpected water uptake or loss, which can otherwise throw off concentrations during sensitive steps like cell culture feeding or high-precision chemical analyses.

    Comparisons That Matter: Monohydrate Versus Other Forms

    Clients often ask how our L-Histidine Hydrochloride Monohydrate differs from other variants on the market, such as the anhydrous form or straight L-histidine. For those fine-tuning critical workflows, we point out that the monohydrate’s water content (about 8% by weight, naturally occurring in its crystal lattice) stabilizes humidity-related variables. This form’s solubility and pH buffering fall right in line with injectable and high-purity food requirements.

    We’ve witnessed situations where substitutions—intentionally or not—between monohydrate and anhydrous salts lead to measurable errors in molarity calculations. Even a slight miscount on water of crystallization can create product-phase changes later on. In solid-state preparations or complex matrix blends, these shifts cause inconvenience at minimum, or worse, regulatory compliance headaches.

    Anhydrous histidine hydrochloride tends to draw less water from ambient air but can rehydrate during storage if humidity fluctuates at the warehouse or lab. Our experience tells us that monohydrate’s handling profile matches what most life science and food labs set up for: closed, sealed systems with clear expectations for material performance.

    Balancing Performance and Regulatory Requirements

    We understand that regulatory teams, both in-house and on the client side, pour over every certificate. And for good reason: compliance isn’t about paperwork—it’s about real safety and performance. L-Histidine Hydrochloride Monohydrate, manufactured under ICH Q7 and relevant pharmacopeia guidance, ships with supporting trace analysis, residual solvent checks, and impurity profiling. Our testing portfolio includes microbial and endotoxin clearance when clients require parenteral-grade batches.

    Updates from pharmacopeial monographs sometimes demand production changes. Our regulatory team tracks global requirements, so batches destined for the US, EU, or APAC regions pass both internal audit and third-party certification. We didn’t arrive at this workflow through guesswork—it’s the outcome of ongoing investment in method validation and adherence to international standards.

    Clients with food applications expect adherence to local and Codex standards. We keep allergen management tight and cross-contact risks low. On either the GMP or food side, it comes down to one truth: maintaining full transparency in both sourcing and manufacturing. Since traceability is demanded up and down the chain, our record-keeping doesn’t stop at incoming QC. Every process step, every cleaning log, links directly to every drum and bag we ship.

    Application Insights from the Factory Floor

    Through hands-on conversations with industrial formulators, we’ve seen L-Histidine Hydrochloride Monohydrate in a range of real projects. Solid oral dose manufacturing teams rely on its granular, powdery consistency to make blending predictable. Biologic manufacturing teams integrate this salt during cell line feeds, appreciating its rapid dissolution and direct pH control. Veterinary products, specialty supplements, and clinical nutrition formulas look for the same profile—predictable composition and clear documentation.

    Investigational drugs and pilot-scale medical nutrition projects, where failure can cost months of timeline, keep sourcing from factories like ours. Here, process engineers expect the same chloride counter-ion each time, the same level of water inclusion, and no drift in specification due to upstream substitution.

    We’ve worked alongside beverage and sports nutrition teams targeting low-salt, high-clarity drinks. L-Histidine Hydrochloride Monohydrate, in the right form, integrates with target flavor systems without leaving behind off-tastes or unwanted chemical reactivity. In fortified yogurts, it disperses cleanly and support shelf-life without destabilizing the culture.

    Production Realities: From Raw Material to Finished Product

    Good manufacturing isn’t an abstract concept in our plant. Every kilogram of L-Histidine Hydrochloride Monohydrate results from a documented synthesis. The main steps involve derivatizing biologically sourced histidine with hydrochloric acid, controlled crystallization, filtration, and drying by temperature and pressure. Our operators and quality control staff calibrate every batch for water content, particle distribution, and identification by HPLC, IR, and elemental analysis.

    We don’t shortcut cleaning validation or inter-batch changeover procedures. L-Histidine Hydrochloride Monohydrate may sound straightforward on paper, yet every shipment must meet full review—no deviations, no “good enough” batches. We retain batch samples and QC reports for at least five years, so even long after shipping, every lot can be traced and confirmed by internal or external review.

    Sometimes customers request specialty lots tailored for research or pilot lines. Here, we adjust filtration methods, control micron size, or tweak drying conditions based on documented needs. Through direct feedback, we refine processes. We learn what works—and what doesn’t—from those running real-world formulations, not just lab-scale models.

    Addressing Industry Challenges: Consistency, Compliance, and Confidence

    Volatility in the amino acid market isn’t just a headline—it affects real timelines and budgets. As producers, we put long-term supply contracts in place for starting materials. This insulates clients from sudden shortages or wild price swings. For L-Histidine Hydrochloride Monohydrate, our on-site storage and rolling production schedules smooth out supply curve bumps. Production planning isn’t abstract—it’s what keeps customers from scrambling or shutting down lines.

    Stories circulate of counterfeit or substandard batches from unknown sources. As a factory, we see the fallout: labs forced to repeat studies, products pulled from shelves, brand reputations dinged. Our answer has been a dedication to formal root-cause investigation, supplier audits, and in-plant surveillance. No gray-market inputs, no off-spec recirculation.

    Deviation management underpins our system. Whenever a test falls just outside an approved spec, full investigation follows—not just a retest and release. From batch segregation to direct communication with downstream users, we build trust by owning up to everything we ship.

    Supporting Customers with Experience and Infrastructure

    Manufacturing stays viable through both investment and everyday grit. Our team maintains an on-site applications lab. Here, we test L-Histidine Hydrochloride Monohydrate’s solubility in water, saline, and process solutions that mimic client conditions—speed of dissolution, impact on viscosity, compatibility with vitamins or minerals, and effect on clarity in beverage systems.

    Customers benefit from direct access to our technical team, whether for troubleshooting dissolution in a new bioreactor or troubleshooting a new nutritional blend. We encourage site visits and third-party audits because full transparency builds long-term partnerships.

    Some ask about packaging. We offer sealed multi-wall bags, fiber drums, or custom containers. Every lot includes tamper-evident seals and tracking labels. GMP-compliant environments get the rigor of double packaging and in-plant microbial monitoring. For food lines, we keep allergen exposure strictly controlled, every time.

    L-Histidine Hydrochloride Monohydrate in the Wider Industry Context

    This amino acid salt supports diverse fields. In therapeutics, it plays a buffering role in injectables and blood products. Diagnostic developers count on it for reliable calibration and protein stabilization. Food technologists look for clean-taste fortification, and beverage developers target circulatory health or metabolic-support angles without flavor disruption.

    Not every application needs the same form, but monohydrate builds in resilience—especially when shipping worldwide. We document not just assay and packaging integrity, but key stability indicators across temperature and humidity conditions. In our experience, the most successful product launches happen when upstream suppliers anticipate these needs and build in extra layers of control, not just what looks good on a spec sheet.

    L-Histidine Hydrochloride Monohydrate’s stability in compounded mixtures exists because the water of crystallization prevents sudden hydration or dehydration. It handles both rapid mixing and slow addition with equal performance, and, for clients scaling up, our staff helps optimize dosing to account for water content—preventing costly miscalculations.

    Looking Ahead: Industry Trends and Our Promise

    Investments in nutritional science, biopharmaceutical platforms, and specialty supplementation keep pushing the demand for tightly specified ingredients. As traceability requirements expand, we see more requests for digital tracking, full-batch chain-of-custody, and customized documentation. We stay ahead by digitizing manufacturing logs, building data sets for every step that can be audited in real time.

    Anticipating regulatory shifts, we monitor upcoming international guideline changes so our batches keep passing both existing and future audit standards. We invest in continuous process validation. Our facility schedules regular self-inspections and encourages third-party on-site audits with full lab walkthroughs. Sustained openness keeps the industry healthy.

    Every kilo of L-Histidine Hydrochloride Monohydrate leaving our plant signals mutual trust. Lab managers and production directors count on us to deliver the same powder as the test sample, month in and month out. We remain driven by real partnerships, shaped not just by paper compliance, but by visible, traceable, and shared commitment to quality.

    These efforts, built into every step from raw input to finished drum, are why L-Histidine Hydrochloride Monohydrate sourced from our factory has helped teams succeed across biopharma, food, nutrition, and diagnostics. We don’t chase the market with abstract promises; we stay present for every audit, every emergency order, and every phone call, so formulators and manufacturers keep moving forward—knowing the ingredient side won’t let them down.