Products

L-Cysteine Hydrochloride Anhydrous

    • Product Name: L-Cysteine Hydrochloride Anhydrous
    • Factroy Site: No.777 Xinghua South Street,Jizhou City,Hebei Pro.,China
    • Price Inquiry: sales7@alchemist-chem.com
    • Manufacturer: Hebei Huaheng Biological Technology Co., Ltd
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    Specifications

    HS Code

    843845

    Product Name L-Cysteine Hydrochloride Anhydrous
    Chemical Formula C3H8ClNO2S
    Molecular Weight 157.62 g/mol
    Cas Number 52-89-1
    Appearance White crystalline powder
    Solubility In Water Freely soluble
    Melting Point 175-180°C (decomposes)
    Purity Typically ≥ 98%
    Odor Slight characteristic odor
    Ph Value Approximately 1.5-2.0 (1% solution)
    Storage Temperature Store at room temperature
    Synonyms L-Cysteine HCl Anhydrous
    Grade Pharmaceutical/Food grade
    Shelf Life 2-3 years (if properly stored)
    Ec Number 200-158-2

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

    Packing & Storage
    Packing L-Cysteine Hydrochloride Anhydrous is packaged in a sealed 500g white HDPE bottle with tamper-evident cap and labelled specifications.
    Container Loading (20′ FCL) 20′ FCL container typically loads about 10-12 MT of L-Cysteine Hydrochloride Anhydrous, packed in 25 kg drums or bags.
    Shipping L-Cysteine Hydrochloride Anhydrous is typically shipped in tightly sealed, moisture-resistant containers such as fiber drums or plastic bags within cartons. Proper labeling for chemical identification and hazard information is required. The chemical should be stored and transported in a cool, dry place, away from incompatible substances, and in compliance with relevant safety regulations.
    Storage L-Cysteine Hydrochloride Anhydrous should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from light, moisture, and incompatible substances such as oxidizing agents. Keep the storage area free from sources of ignition and follow relevant safety regulations. Always use proper personal protective equipment when handling the chemical to prevent exposure.
    Shelf Life L-Cysteine Hydrochloride Anhydrous typically has a shelf life of 2-3 years when stored in a cool, dry, and sealed container.
    Application of L-Cysteine Hydrochloride Anhydrous

    Purity 99%: L-Cysteine Hydrochloride Anhydrous with 99% purity is used in pharmaceutical formulation, where enhanced bioavailability and consistent therapeutic outcomes are achieved.

    Molecular Weight 175.63 g/mol: L-Cysteine Hydrochloride Anhydrous of 175.63 g/mol molecular weight is used in peptide synthesis, where precise molecular incorporation ensures controlled peptide chain assembly.

    Melting Point 175°C: L-Cysteine Hydrochloride Anhydrous with a melting point of 175°C is used in industrial amino acid production, where thermal stability under high-process temperatures is maintained.

    Particle Size D50 < 100 μm: L-Cysteine Hydrochloride Anhydrous with D50 particle size below 100 μm is used in food additive applications, where faster dissolution and homogeneous mixing are achieved.

    Residual Moisture < 0.5%: L-Cysteine Hydrochloride Anhydrous with residual moisture under 0.5% is used in nutritional supplement manufacturing, where improved shelf stability and reduced caking risk are obtained.

    Stability Temperature up to 40°C: L-Cysteine Hydrochloride Anhydrous stable up to 40°C is used in biochemical reagent formulations, where reliable reactivity and storage integrity are maintained.

    Heavy Metal Content < 10 ppm: L-Cysteine Hydrochloride Anhydrous with heavy metal content below 10 ppm is used in infant formula fortification, where product safety and regulatory compliance are ensured.

    Assay ≥ 98.0%: L-Cysteine Hydrochloride Anhydrous with an assay of at least 98.0% is used in cosmetic applications, where effective antioxidant activity and product uniformity are realized.

    Bulk Density 0.55 g/cm³: L-Cysteine Hydrochloride Anhydrous with a bulk density of 0.55 g/cm³ is used in tablet manufacturing, where optimal flowability and compaction properties are delivered.

    Solubility 50 g/100 ml at 25°C: L-Cysteine Hydrochloride Anhydrous with solubility of 50 g/100 ml at 25°C is used in intravenous nutrition solutions, where rapid dissolution and precise dosing achieve predictable patient outcomes.

    Free Quote

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    For samples, pricing, or more information, please contact us at +8615371019725 or mail to sales7@alchemist-chem.com.

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    Tel: +8615371019725

    Email: sales7@alchemist-chem.com

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    Certification & Compliance
    More Introduction

    L-Cysteine Hydrochloride Anhydrous: Practical Insights from Our Production Floor

    What Drives Us to Make L-Cysteine Hydrochloride Anhydrous

    Every day in our facility, we work with L-Cysteine Hydrochloride Anhydrous because there’s no substitute in certain applications. As production hands, formulators, and quality control specialists, we’ve seen firsthand that details matter. With each batch, experience teaches us more; no shortcuts deliver the consistency our customers count on. We put our name directly on every bag, so what we ship out has to deliver real results, batch after batch.

    Our L-Cysteine Hydrochloride Anhydrous comes off the line in clean, fine crystalline powder, white as snow and nearly odorless. Its chemical structure—C3H7NO2S·HCl, anhydrous form—produces a purity that meets or outpaces global standards for food and pharmaceutical use. We keep moisture content under tight control, because even small deviations disrupt performance in downstream processing. We make sure our model maintains stable flow and mixes easily in large-scale production, never clumping or causing downtime. A purity level consistently above 98.5% is our baseline, since anything less can cause problems for bakers, pharmaceutical manufacturers, and laboratory users.

    Tailoring for Real World Use: Food, Pharma, and Beyond

    Anyone walking our plant floor hears conversations about end-use and performance, not just numbers on a certificate of analysis. Bakers tell us slice volume improves when dough conditioners count on our L-Cysteine Hydrochloride Anhydrous to reduce mixing time and strengthen gluten network. We’ve listened to bread plant managers describe flours that stubbornly resist mixing; then we saw the change after switching to our product. Faster mixing lowered energy costs and smoothed out production bottlenecks during holiday rushes. The consistency of our product’s particle size means fewer headaches, with every sack dissolving predictably in tank or line.

    In pharmaceutical applications, the emphasis shifts to absolute purity. Our technical team works alongside formulators to make sure no rogue contaminants creep into tablets, IV solutions, or injectable therapies. QC data comes down to decimals, and the stakes involve patient health. Because of this, we budget the extra expense for high-grade inputs and never take shortcuts on process sanitation or batch quarantine. The final product delivers the exact solution strength customers specify; no lost time recalculating ingredient weights, no failures at dissolution testing. This attention to detail keeps audits stress-free and product recalls distant memories.

    Comparing Our Product to Monohydrate and Other Cysteine Forms

    Not all L-Cysteine Hydrochloride is created equal. Customers sometimes ask why we push the anhydrous version over the monohydrate or the free base. Good reason: water content changes everything. With the monohydrate, every molecule carries extra water weight, which dilutes the true cysteine content. You need to use a higher dosage to get the same effect, and if calculations are off, results go sideways. Powder caking, storage risk, and shelf life become bigger concerns.

    The anhydrous form gives you more actual L-cysteine hydrochloride per gram—no wasted space, no uncertain potency. Over the years, we’ve seen bakeries struggle with monohydrate—stuck mixers, odd flavors popping up, bread volume falling short. Switching to our anhydrous, doughs moved faster, process times shortened, and bread came out as intended, batch after batch. In pharma, the anhydrous keeps formulation strength on target and reduces the margin for error in high-precision dosing.

    Other companies still offer L-cysteine base (without hydrochloride attachment), but that route can cause stability issues. The free base oxidizes easier, limiting shelf life and making storage tricky. Some cosmetic chemists come to us after failed experiments with L-cysteine base, frustrated with discoloration and changing odor profiles. Our anhydrous hydrochloride sidesteps those problems—steady color, almost no odor, and resistance to oxidation under normal storage.

    The Reality of Manufacturing: Challenges and Lessons

    Producing L-Cysteine Hydrochloride Anhydrous is a lesson in detail and unrelenting process discipline. We start with raw materials controlled for heavy metals and microbial load. Each drum entering our doors gets quarantined and tested before seeing the main line. In practice, minor slips can wreck a whole batch—an uncalibrated dryer or loose filter gasket could mean impurities slip through.

    We’ve seen contaminants in shipments from suppliers claiming high standards. That’s why our team spends extra time on vendor audits, checking their process reliability, testing backup samples in-house, and monitoring certificates for consistency. It’s easier to prevent problems at the front than patch up batches once they’re in production.

    Years ago, before we tightened our hygiene program, one batch picked up a strong off-note—enough for a baker to call back in protest after a batch of sandwich rolls smelled like burnt feathers. That day, maintenance rewrote their checklist, installed an extra HEPA filter, and we changed our workflow to isolate any production area with potential airborne contaminants. Since then, off-odors and discoloration have vanished. Not one customer has flagged a batch for sensory issues, so the lesson stayed with us.

    Understanding Specifications and Quality Control

    We set our minimum purity at 98.5% L-Cysteine Hydrochloride Anhydrous, but in practice, the average sits closer to 99%. Every shift tests for chloride, sulfate, ammonium, and trace metals. If any value strays, the batch gets pulled off the line for root cause analysis.

    Moisture content is a constant battle. Too much humidity in storage and the product starts to clump, losing its easy handling and blending qualities. On our packing line, we use dehumidifiers and nitrogen flushes to preserve the anhydrous condition. We’ve lost count of times we caught moisture drift during rainy season—quick fixes mean product quality never drops, and returns remain rare.

    Particle size distribution comes into play for end-use. Research labs want fine powder for solubility and speed of dissolution; bulk ingredient purchasers just want it to flow smoothly in silos and not bridge up equipment. Over the years, we’ve refined our mill settings and sieving process, recording complaints (or lack thereof) from customers to guide slow tweaks in our process. What emerges is a powder that rarely cakes, pours clean, and dissolves fast.

    The Importance of Traceability and Transparency

    We carry out batch traceability from source to finished lot. Each bag can be tracked to the exact line shift, technician, and test run. This level of transparency settles any dispute in minutes, whether from regulators or clients. Several years back, a bread factory sent us a photo—odd brown flecks in their dough. We charted back through our records and found a single short run had incomplete filtration. Rather than hide it, we supplied replacement stock, tightened our sieving SOP, and now every batch of bakehouse-grade material passes through double inspection. The customer stuck with us and liked our honest approach more than the apology itself.

    We share analytical reports on heavy metals and microbiology—lead, arsenic, cadmium, mercury, total plate count, and yeast/mold levels—because the end-user deserves to know. Gaps in information breed suspicion and cause production delays. With health and safety on the line, no producer should ever ask customers to take quality on faith.

    Why Reliable Supply Matters for Customers

    Customers tell us the hardest part is not just getting a high-quality product—it’s keeping it coming when supply chains falter. Through raw material shortages and transport slowdowns, we’ve invested in buffer stock and worked with multiple logistics providers instead of the lowest bidder. This approach kept bakeries running and pharma factories on schedule when other suppliers ran dry.

    Our production managers monitor raw material inventories against customer demand, adjusting line speed to avoid over-promising during low supply. We’ve delivered through port shutdowns, customs delays, and even unexpected power grid failures. We learned early on that a late shipment at the right moment can disrupt entire production lines—so we build in margin, not just in price, but in warehouse space and logistics support. As a result, bakeries get yeast-rising bread daily, drugmakers keep to launch timelines, and researchers avoid costly idle time in the lab. That’s worth more than penny-pinching up front.

    Environmental and Safety Considerations in our Facility

    Safety doesn’t stop at the lab door. The hydrochloride anhydrous version brings increased handling caution due to its acidic nature, so we enforce gloves, eye protection, and ventilation for anyone moving raw or finished product. Spills get cleaned immediately with neutralizer, not swept under the rug. Our compliance team conducts regular drills to keep preparedness sharp—because nothing grinds production to a halt faster than a preventable mishap. Unlike the free base or monohydrate, our product stores dry and stable, reducing risk of accidental decomposition or the need for complicated storage logistics.

    Environmental controls reflect growing scrutiny from stakeholders and governments. We’ve streamlined solvent use and neutralization system, minimizing discharge, recycling rinse water, and keeping a tight record for regulatory checks. Air filtration captures fugitive dust and prevents neighbors from noticing the telltale aroma of sulfur compounds. Our wastewater results stay well below permitted thresholds—actual sampling from the last three cycles showed 40% less effluent load than five years ago. Good for compliance, better for the community.

    Value for Diverse Applications

    Over time, we’ve learned which users benefit most from L-Cysteine Hydrochloride Anhydrous. Bakers in commercial and artisan environments see smoother dough handling, reduced mix time, and improved loaf consistency. Confectioners add it for chewiness, reliable texture, and to protect products from hardening on the shelf. Food processors use it in flavor production—like creating natural meat flavors or savory notes in sauces.

    In pharmaceuticals, excipient formulators reach for our product to modify stability and improve the release profile of active ingredients. Research institutes rely on its purity for cell culture media, where even trace impurities inhibit growth. Each field brings a unique requirement set, whether it’s minimizing reactivity, maximizing batch reproducibility, or simply delivering to tight timelines for pilot programs.

    How We Continue to Adapt and Improve

    The lessons learned from years on the line keep pushing our process forward. Every complaint gets cataloged and studied. Plant management meets weekly to review yield, quality, and any variations reported by customers. We don’t ignore recurring themes—if a batch sticks in a customer’s auger, or if a jar of cysteine picks up a strange hue, process engineering goes back to the drawing board. We invest profits back into new sieving systems, better air control, and more frequent in-process sampling. This cycle—listen, adapt, refine—lets us keep growing with the needs of industry and science.

    We push for process controls that eliminate surprises. Our L-Cysteine Hydrochloride Anhydrous comes off the line after exhaustive checks, but there’s always room for new controls, tighter filters, or smarter QA automation. Scientists in biochemistry come to us looking for consistency, and bakers look for confidence. Our job is to ensure both get what they need without headaches.

    Final Thoughts from Our Production Team

    Making L-Cysteine Hydrochloride Anhydrous isn’t glamorous, but it’s essential. Over the years, customers with tight margins and high expectations have challenged us to do better and ship with integrity. We pay attention to every step, from raw ingredient selection to package labeling, because we know how much rides on a few grams of this white powder. If a batch misses the mark, it can bring a bread line to a halt or a drug batch to recall. We keep moving forward by staying responsive and matching the requirements of end users—never pushing a product just because it’s easy for us to make. Our whole operation reflects a decades-long commitment to reliability, consistency, and trust. The market may shift, but the fundamentals never change.

    L-Cysteine Hydrochloride Anhydrous quietly powers many things people take for granted: fluffy bread, reliable medicines, safe cell cultures. As manufacturers, we take this responsibility seriously and work every day to deliver certainty in every bag. If you visit our plant someday, you’ll hear the same refrain from technicians and managers—make it right, and everything else follows.