Citric Acid Anhydrous

    • Product Name: Citric Acid Anhydrous
    • Chemical Name (IUPAC): 2-hydroxypropane-1,2,3-tricarboxylic acid
    • CAS No.: 77-92-9
    • Chemical Formula: C6H8O7
    • Form/Physical State: Granular, Crystalline Powder
    • Factroy Site: No.1567,Changsheng Street,Changle,Weifang,262499,Shandong, China
    • Price Inquiry: sales2@liwei-chem.com
    • Manufacturer: Shandong Ensign Industry Co.,Ltd.
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    • Citric Acid Anhydrous is a carboxylic acid in crystalline form, commonly used in food and beverage processing, where precise pH adjustment is required.
    Specifications

    HS Code

    262273

    Chemicalname Citric Acid Anhydrous
    Molecularformula C6H8O7
    Casnumber 77-92-9
    Molarmass 192.12 g/mol
    Appearance White crystalline powder
    Solubilityinwater 146 g/100 mL (25°C)
    Meltingpoint 153°C
    Phvalue 1.8 (0.1 M solution)
    Odor Odorless
    Taste Strongly acidic
    Synonyms 2-hydroxy-1,2,3-propanetricarboxylic acid
    Boilingpoint 310°C (decomposes)
    Storageconditions Store in a cool, dry, and well-ventilated place
    Shelflife Approximately 3 years
    Einecsnumber 201-069-1

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

    Packing & Storage
    Packing Citric Acid Anhydrous is packaged in a 25 kg white polypropylene bag with a blue label, sealed for freshness and safety.
    Container Loading (20′ FCL) 20′ FCL container loads around 25 metric tons of Citric Acid Anhydrous, packed in 25kg bags, palletized or non-palletized.
    Shipping Citric Acid Anhydrous should be shipped in tightly sealed containers, protected from moisture and contamination. Store and transport in a cool, dry, well-ventilated area, away from incompatible substances. Use appropriate labeling and documentation per regulatory requirements. Avoid rough handling to prevent damage to packaging and maintain product quality during shipment.
    Storage Citric Acid Anhydrous should be stored in a cool, dry, well-ventilated area away from moisture, heat, and incompatible substances such as strong oxidizers. Keep the container tightly closed and properly labeled. Avoid exposure to direct sunlight and keep away from sources of ignition. Use corrosion-resistant containers and store separately from food and feedstuffs to prevent contamination.
    Shelf Life Citric Acid Anhydrous typically has a shelf life of 3–5 years when stored in a cool, dry, tightly sealed container.
    Application of Citric Acid Anhydrous

    Purity 99.8%: Citric Acid Anhydrous with purity 99.8% is used in pharmaceutical formulations, where it ensures optimal pH adjustment and product stability.

    Fine Particle Size: Citric Acid Anhydrous with fine particle size is used in powdered beverage mixes, where it enables rapid dissolution and homogeneous flavor distribution.

    Melting Point 153°C: Citric Acid Anhydrous with a melting point of 153°C is used in food preservation, where it provides reliable thermal processing compatibility and maintains food safety.

    Moisture Content <0.5%: Citric Acid Anhydrous with moisture content below 0.5% is used in effervescent tablets, where it prevents premature reaction and ensures product shelf life.

    Microbial Limit <100 cfu/g: Citric Acid Anhydrous with microbial limit less than 100 cfu/g is used in cosmetic formulations, where it guarantees microbiological safety and enhances product reliability.

    Bulk Density 0.85 g/cm³: Citric Acid Anhydrous with bulk density of 0.85 g/cm³ is used in detergent powders, where it supports uniform blending and stable granulate structure.

    Heavy Metal Content <5 ppm: Citric Acid Anhydrous with heavy metal content below 5 ppm is used in infant food production, where it ensures compliance with stringent safety standards.

    Stability Temperature up to 75°C: Citric Acid Anhydrous with stability temperature up to 75°C is used in dairy product processing, where it maintains integrity during pasteurization.

    Free Quote

    Competitive Citric Acid Anhydrous prices that fit your budget—flexible terms and customized quotes for every order.

    For samples, pricing, or more information, please contact us at +8615380400285 or mail to sales2@liwei-chem.com.

    We will respond to you as soon as possible.

    Tel: +8615380400285

    Email: sales2@liwei-chem.com

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    Certification & Compliance
    • Citric Acid Anhydrous is manufactured under an ISO 9001 quality system and complies with relevant regulatory requirements.
    • COA, SDS/MSDS, and related certificates are available upon request. For certificate requests or inquiries, contact: sales2@liwei-chem.com.
    More Introduction

    Citric Acid Anhydrous: From Our Production Line to Your Application

    A Closer Look at Citric Acid Anhydrous

    At our production site, the journey of every batch of citric acid anhydrous starts with precise fermentation and controlled crystallization. We know our clients depend on consistent performance and strict purity because downstream processes can face unexpected downtime if something shifts batch to batch. Over the years, we have seen the impact that reliable citric acid makes across a surprising range of products, from beverages to pharmaceuticals. While some see it as a simple acidulant or chelating agent, we look at finished citric acid anhydrous as a result of decades of engineering and a commitment to producing a clean, dust-free, particle-stable product with low residual moisture.

    Our current model—marketed as high-purity, food and pharmaceutical grade—carries a chemical specification tailored for maximum compatibility with major international pharmacopeias and food-grade regulations. Most lots leave our facility with out-of-spec findings well below published limits. Chemical grade alone isn’t enough. We know that small fluctuations in water content or trace metals can impact shelf stability, appearance, or reactivity. Our moisture content consistently measures below 0.5%, and heavy metals sit at negligible levels, thanks to our closed-loop process controls and multi-step filtration.

    How Our Citric Acid Anhydrous Is Applied in the Real World

    In beverages and soft drinks, citric acid anhydrous plays a critical role both as a flavor enhancer and as a pH regulator. There are plenty of acidulants available, but few can match the balance of tartness, solubility, and stability that citric acid delivers. We’ve worked with food technologists who have tested various acidulants and keep coming back to our material because their end product tastes right and blends seamlessly, even in high-speed continuous processes. The dust-free properties of our anhydrous grade prevent caking during shipping and handling, so operators can keep the lines moving without stoppages due to flowability problems.

    Manufacturers of pharmaceutical tablets use this material as an inert acidulant and as part of effervescent tablet systems. Our production controls keep microbiological counts at a minimum, which directly supports tighter drug safety profiles. Even small cosmetic and personal care makers choose our citric acid anhydrous to adjust pH or act as a preservative booster. Daily, we receive questions about the sourcing and traceability of product, and we maintain documentation for every lot. For large-scale users such as detergent and cleaning product manufacturers, rate of dissolution and purity matter even more, since residues or insolubles can spell big costs and quality complaints. Our volumetric crystallizers and proprietary anti-caking steps have been fine-tuned to deliver a granule that remains free-flowing but still dissolves quickly.

    Differences That Directly Affect Your Operation

    It's easy to confuse citric acid monohydrate for anhydrous, and plenty of buyers have stumbled into the wrong version because visually they can appear similar. The anhydrous form comes without the crystalline water of hydration, which may seem minor at first glance but actually leads to very different technical performance. The anhydrous material weighs less per mole, which means dosing calculations change if your process used to rely on monohydrate. For manufacturers producing effervescent products or shelf-stable pharmaceuticals, the extra water in monohydrate increases the risk of premature reactions or caking during storage. Many fruit-flavored powders and instant beverage mixes require an ingredient that extends shelf life, runs clean through fast-filling equipment, and meets strict microbial specs. Our experience with large-scale blenders and high-speed packing lines confirms the benefit of choosing the fully anhydrous grade to avoid product clumping and maintain batch consistency.

    Some operators ask if it’s possible to substitute monohydrate and anhydrous grades interchangeably. On paper, yes—if you accurately calculate the water content and adjust recipe weights. In practice, we’ve seen that adjustments in bulk density, flow, and handling all need fine-tuning. We’ve supported customers as they transitioned from monohydrate, and the outcome is always improved product flow and lower risk of water migration in finished batches. Cleaning sector clients often notice residue left behind with lower-purity acid grades, causing streaks or spots on finished surfaces. Our approach has always been to listen to operators, trace back issues in their formulation lines, and dial our crystallization and screening parameters accordingly—not all forms of citric acid perform equally in every application, and we put process experience behind every shipment.

    Facts That Shape Quality Assurance

    Our production technology doesn't just focus on meeting a number in a datasheet. We obsess over trace scent carryover, particle size uniformity, and low dust emission because these factors decide how well citric acid performs in your facility. The anhydrous grade, for example, has a distinct advantage in pneumatic transfer systems versus monohydrate, which tends to absorb moisture and ‘cake’ during transfer, clogging lines and causing batch delays. Quality managers in concentrate fruits and canned foods see the value because a single off-spec load can shut down a plant’s entire day, leaving downstream partners idle.

    Each batch is validated for sulfated ash and UV transparency, supporting beverage and cosmetic formulations that rely on optical clarity. Our integrated utilities monitoring at every stage of production enables vigilant control over process water quality. We avoid bioburdens that can originate from water impurities or vessel contamination, meaning our product backs up HACCP and GMP requirements in regulated industries. We conduct all validation tests with in-house teams trained across food, cosmetic, and pharmaceutical disciplines—anything less dilutes accountability and risks disruption in critical markets.

    Addressing Key Issues and Challenges with Citric Acid Anhydrous

    Price volatility and competition from lower-quality imports keep anyone in this sector on their toes. Through every market cycle, we see buyers chasing low price at the expense of batch reliability. After several years in this business, our view remains that cost isn’t the only variable; downtime from poor flow properties, slow dissolution, or inconsistent trace contaminants leads to higher costs down the line. A few cents saved on bulk citric acid may result in thousands lost during rework, line cleaning, or regulatory hold-ups after discovering a contaminant post-distribution.

    We invest in continuous product verification, automating more of our metering and screening to detect deviations before packaging. This isn’t just routine; it’s built on feedback from multinational F&B leaders who’ve shared exacting requirements. They demand real-time traceability, and that sparked our adoption of blockchain-backed shipment logs—a feature that safeguards against counterfeiting and supports recalls if ever needed. Our approach grew from long-standing relationships with on-the-floor operators, not from abstract risk reports or distant consultants. We believe first-hand feedback offers the sharpest picture of what really counts in production environments.

    End user requirements push us toward uncompromising physical and chemical purity. No surprise then that we source non-GMO feedstocks and implement double-pass filtration. Environmental awareness in food and beverage industries motivated us to optimize waste recovery, shrinking our waste stream and reducing water intensity in crystallization. We redirect byproducts to animal feed or green chemistry applications, closing the loop and offering credible sustainability claims. These emerging requirements aren’t ‘nice to have’ anymore—they win us contracts in competitive food and drink markets that face global regulatory scrutiny.

    Learning from Decades of Industry Experience

    Through countless audits, production runs, and real-world troubleshooting, we know small differences in processing lead to outsized effects downstream. Large-scale food processors shared their pains with supply interruptions and inconsistent bulk deliveries. We have grown by responding to this feedback—delivering not only on the promise of strict, repeatable quality but also on logistics and technical support to smooth integration. The best outcomes come from ongoing partnership: customers alert us to packing line snags or reaction anomalies, and we trace the cause using batch analytics and historical process records.

    Maintaining lineup transparency matters. We invite customers to visit our plant because we believe open doors matter more than lofty certification lists. Joint checks of every railcar and warehouse container ensure mutual confidence. This hands-on approach helped us track and eliminate trace-quality root issues—all without the ‘black box’ feel that frustrates so many buyers dealing with anonymous global trade.

    Chemical Compliance: Why Oversight Makes the Difference

    Many industries now face increasing regulation and traceability requirements. Pharmaceutical and nutraceutical industries demand product histories, right down to the batch water source and line cleaning protocol. We don't submit generic paperwork or rely on outside brokers for documentation. Every lot is backed by production notes, assay results, and continuous environmental monitoring logs. HACCP principles guide our full production chain—raw feedstock, fermentation, crystallization, and packaging. This visibility has brought us into tighter partnerships with life sciences firms who audit us quarterly.

    The changing regulations around allowable trace toxins, allergens, and heavy metals mean manufacturers must stay ahead of evolving standards. Our track record reflects an ongoing commitment: round-the-clock automated sampling, archived retention of test results, and open-door policy to customer auditors. We collaborate directly with external labs to extend validation on key parameters, supplementing our own in-house equipment. Through this, we’ve achieved batch acceptance rates that keep customer production lines running without repeated lot testing or costly third-party remediation.

    Supporting Innovations and New Product Development

    Citric acid anhydrous doesn’t just fill existing demand—it enables innovation. From plant-based protein drinks to ultra-clear cosmetic gels, our version supports processers exploring new product territory. Startups have come to us when lesser acids ruined sensitive flavors or left off-colors in end products. We’ve learned that beyond just meeting specs, our technical staff must partner with R&D teams to duplicate successes at scale. Trial lots and pilot-scale supply have become routine. Exchange of process know-how, not only commodity acid, ultimately delivers real results for our partners, big or small.

    In bioprocessing and fermentation applications, operators count on citric acid to keep bioreactors running at the right pH, without introducing contamination or side reactions. Five years ago, we rebuilt our crystallization vessels to eliminate dead spots—directly answering feedback from specialty biotech startup partners frustrated by erratic dosing and dissolved oxygen drift. We review each feedback loop, linking production data with customer experiences in the lab and on the production floor.

    Practical Guidance for Users at Every Scale

    We believe knowledge transfer matters as much as shipment punctuality. Our multi-lingual technical support helps new users ramp up quickly on everything from silo unloading to safe handling procedures. Sanitation, batch tracking, and storage stability questions come in every day. Our protocols for handling citric acid anhydrous stem from real incidents—not broad hypotheticals. For example, in hot and humid environments, our customers find that smaller packaging minimizes clumping and speeds up transfer to blending tanks. Our technical bulletins describe how to spot early signs of moisture ingress, offering solutions that actually work under operating plant conditions.

    Scaled packaging options, from lined drums to bulk bags, support both startups and global multinationals. We don't offer a generic answer to every usage scenario; our experience tells us that customer feedback drives needed adjustments to bag liners or storage conditions. This partnership approach gives downstream users confidence—backed by years troubleshooting the pain points unique to each sector.

    Why Experience-Based Production Matters Most

    We've watched trends rise and fall in this commodity space—demand spikes, flux in raw material prices, and shifting regulatory standards. Consistently, producers who focus on traceability, operator training, and technical partnership outperform the rest. Citric acid anhydrous may read as a simple input, but for formulators, process engineers, and quality managers, the slight differences in particle shape, residual water, and heavy metal content translate directly to operating profit and customer satisfaction. We build these lessons into our production model, bringing real-world expertise not only to the chemistry, but to the total supply chain experience.

    Each batch of citric acid anhydrous is more than a line item on a spreadsheet—it’s the end result of technical negotiation, plant expertise, and collaborative troubleshooting. Feedback from the field, science-backed controls, and constant process improvement drive the industry forward, all in the service of safer, tastier, more reliable products for everyone down the line. We view our role as more than just a supplier; we are a technical resource, partner, and a steady foundation for anyone who depends on the quality and performance of citric acid anhydrous each day.