Citric Acid Monohydrate
- Product Name: Citric Acid Monohydrate
- Chemical Name (IUPAC): 2-hydroxypropane-1,2,3-tricarboxylic acid monohydrate
- CAS No.: 5949-29-1
- Chemical Formula: C6H8O7·H2O
- Form/Physical State: White 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 Monohydrate is a carboxylic acid in crystalline form, commonly used in food and beverage processing, where pH adjustment and chelation are required.
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HS Code |
761701 |
| Chemical Name | Citric Acid Monohydrate |
| Chemical Formula | C6H8O7·H2O |
| Molecular Weight | 210.14 g/mol |
| Physical Appearance | Colorless or white crystalline powder |
| Solubility | Highly soluble in water |
| Melting Point | Approximately 100°C (with decomposition) |
| Odor | Odorless |
| Ph 1 Solution | 2.2 - 2.5 |
| Cas Number | 5949-29-1 |
| Einecs Number | 201-069-1 |
| Stability | Stable under normal temperatures and pressures |
| Usage | Used as an acidulant, preservative, and flavoring agent in food and beverages |
As an accredited Citric Acid Monohydrate factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | 25 kg white plastic bag with blue labeling, marked "Citric Acid Monohydrate," sealed for protection, manufacturer and safety information printed clearly. |
| Container Loading (20′ FCL) | 20′ FCL container typically loads 25 metric tons of Citric Acid Monohydrate, packed in 25kg bags, totaling about 1,000 bags. |
| Shipping | Citric Acid Monohydrate should be shipped in tightly sealed, moisture-proof packaging to prevent caking and contamination. Store and transport in a cool, dry, well-ventilated area, away from incompatible substances. Avoid exposure to direct sunlight and strong oxidizers. Handle with care to prevent spills and ensure compliance with local and international regulations. |
| Storage | Citric Acid Monohydrate should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area away from moisture, heat, and incompatible substances such as strong oxidizers. Protect from direct sunlight and keep away from sources of ignition. Ensure containers are properly labeled, and avoid storing near food and drink to prevent contamination. |
| Shelf Life | Citric Acid Monohydrate typically has a shelf life of 2-3 years when stored in a cool, dry, and sealed container. |
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Purity 99.8%: Citric Acid Monohydrate with purity 99.8% is used in pharmaceutical formulations, where it ensures consistent active ingredient solubility. Particle Size 20 mesh: Citric Acid Monohydrate with particle size 20 mesh is used in effervescent tablet production, where it enables rapid dissolution and uniform mixing. Moisture Content 7.5%: Citric Acid Monohydrate with moisture content 7.5% is used in powder beverage mixes, where it maintains free-flowing properties and effective flavor release. Stability Temperature 40°C: Citric Acid Monohydrate with stability temperature 40°C is used in food preservation processes, where it assures preservative efficacy during elevated storage temperatures. Heavy Metals <5 ppm: Citric Acid Monohydrate with heavy metals content below 5 ppm is used in cosmetic creams, where it guarantees product safety and regulatory compliance. Granular Grade: Citric Acid Monohydrate in granular grade is used in dishwasher detergent formulations, where it enhances scale removal performance and ensures dosing accuracy. Melting Point 153°C: Citric Acid Monohydrate with melting point 153°C is used in confectionery manufacturing, where it supports thermal stability and controlled acidulation. |
Competitive Citric Acid Monohydrate 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.
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- Citric Acid Monohydrate 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.
Citric Acid Monohydrate: Our Perspective as a Chemical Manufacturer
Real-World Citric Acid Production
From countless batches on the production line to direct conversations with clients in the beverage, food, pharmaceutical, and cleaning industries, we see the wide value Citric Acid Monohydrate brings to thousands of operations. As a chemical manufacturer with decades in this business, we follow each step from fermentation to purification, understanding the importance of consistency, texture, and specification in every shipment. Citric Acid Monohydrate is not just a basic product for us; it is a key result of controlled fermentation using natural carbohydrate sources such as corn starch or molasses. Through proper microbial management and filtration, we achieve purity levels trusted by multinational brands and niche manufacturers alike.
The finished material presents as translucent crystals, free-flowing and stable, containing roughly one molecule of water per citric acid molecule. The characteristics go beyond the laboratory: good solubility, mild tartness, and reliable reactivity are the actual measures of quality for end users making beverages, forming confections, or preparing pharmaceuticals. From tank to packing room, our teams test for heavy metal content, clarity, moisture, and microbial stability before an order heads to a customer. Raw ingredient choice, microbial strain maintenance, partner QA visits, and constant batch evaluation protect end users and ensure regulatory compliance.
Market Demands and Customer Insights
Food-grade Citric Acid Monohydrate holds an essential role in taste, preservation, and safety for juices, carbonated drinks, jams, candies, and canned products. Its acidity controls pH, stops unwanted bacterial growth, and stabilizes color in everything from summer lemonades to vitamin gummies. Larger food processors want tight granule size for predictable dosing and automated filling, while smaller bakeries or breweries often need bulk deliveries combined with technical support for recipe adjustments. We watch global harvests and market fluctuations for raw carbohydrate sources; geopolitical or weather changes can drive up sourcing challenges and costs, but our longstanding relationships and multiple plant locations support consistent supply.
Pharmaceutical and supplement clients use our monohydrate variant as an effervescent base, sour-flavor agent, or stabilizer in tablets and syrups. Their audits go beyond taste and acidity: each lot must pass stringent heavy metal tests and bioburden requirements. In collaboration with those customers, we continuously improve trace metal removal and offer supporting documentation for regulatory dossiers. Unlike quick-moving food applications, pharmaceutical deliveries involve locked recipes, regular plant audits, longer lead times, and batch traceability through years of storage.
In cleaning, scale inhibition and stain removal depend on the right chelation performance. Households rely on formulating partners using our Citric Acid Monohydrate to lift limescale from appliances, remove iron marks from sinks, and cut through mineral rings in toilets. Industrial users want consistent bulk delivery without seasonal quality shifts, so we offer regular roundtable discussions between plant managers and purchasing agents, sharing data and troubleshooting techniques for maximum process yield and minimal downtime.
Our Production Philosophy
We do not view Citric Acid Monohydrate as a static commodity. We overhaul fermenters, optimize extraction methods, and automate drying lines to maximize production reliability and eco-efficiency. Each year brings fresh regulatory restrictions in both local and export markets: allowable contaminants, labeling rules, permitted uses, and sustainability demands challenge chemical producers to innovate and refine. Our team takes maintenance shutdowns as an opportunity to upgrade control systems, conduct root cause failure analysis, and keep emissions as low as possible. This keeps supply steady for the bakery across town and the beverage giant overseas.
Adding or removing the single water molecule found in the monohydrate shifts not only the chemical formula, but also packaging, shelf life, and application flexibility. Our Citric Acid Monohydrate typically measures 99.5% minimum purity (on a dry basis), with moisture levels restricted to pharmaceutical or food-grade standards. Clients request certifications and lot histories for every shipment, so we operate detailed batch records, video records of mixing and filtering, and regular product recall simulations. It is one thing to guarantee purity; it is another to demonstrate risk management in a crisis.
Comparison with Citric Acid Anhydrous
Citric Acid Monohydrate differs from the anhydrous variant in its water content and some practical considerations in handling, blending, and storage. Monohydrate carries about 8–9% molecular water. In food systems, this offers a subtle impact on weight calculations and final moisture in the end product. Some confectioners, beverage manufacturers, and supplement producers continue preferring the monohydrate for its fine crystalline flow and slightly reduced dusting action during open transfer. In regions with high humidity, monohydrate resists surface caking better due to its structural water. Customers who run high-speed tablet presses sometimes opt for the anhydrous form for its easier mixing with excipients and improved tablet hardness, although many plants run both grades side by side depending on specific recipes.
From our own experience, the choice often comes down to the downstream need for speed or moisture stability. For truck and IBC transport, both forms travel with routine stability. For smaller end users lacking climate control, the monohydrate’s lower hygroscopicity makes storage less stressful—no need for double-sealed bags or expensive dehumidifiers. As global temperatures, transportation delays, and shelf life challenges grow, we consult with technical teams on formulation targets, packaging upgrades, and moisture control tailored to the specific variant they choose.
Regulatory and Quality Approach
We hold ourselves accountable to public health and environmental protection. As a manufacturer, every batch goes through tests guided by international standards such as the Food Chemicals Codex (FCC), the latest editions of the United States Pharmacopeia (USP), European Pharmacopoeia (EP), and local regulatory benchmarks. Our plant maintains ISO 9001 quality management certification, with annual renewal audits conducted by third-party inspectors. Each product lot ships with a certificate of analysis; random batch samples go through outside labs for long-term reference.
Some customers ask about the difference in shelf life, handling, and trace contaminants compared to products from other regions. Our direct production control means we can precisely manage anti-caking agent addition, particle distribution, and packaging methods that fit local shipping realities—whether a customer faces monsoon humidity in Southeast Asia or long overland hauls in freezing winters. Over the years, customer feedback has sharpened our packaging design, bulk handling techniques, and batch consistency efforts. We publish environmental and food safety statements each quarter, aligning with both local regulations and global buyer expectations.
Sustainability and Resource Efficiency
Modern citric acid manufacturing faces increasing scrutiny over raw material sourcing, energy efficiency, and waste management. Every plant upgrade focuses on lowering water usage, maximizing starch-to-product yield, and minimizing fermentation residuals. By adopting closed-loop water recycling and recovering waste heat from fermenter exhaust, we have cut utility consumption per ton by over 25% since 2010. All green waste—spent substrate, filter cake, and side-stream biomass—enters a circular process for local composting, livestock feed, or bioenergy.
We engage in ongoing dialogue with agricultural partners to select sustainable carbohydrate sources and monitor chemical residue risks. This attention protects not only finished product safety, but also the compliance of the food, supplement, and household products built on top of our ingredient. Our laboratory invests in state-of-the-art ion chromatography to monitor every micronutrient and element in the finished batch, eliminating the hazard of heavy metal carryover. Throughout our process flow, we track and reduce sodium, calcium, iron, lead, and arsenic—parameters that represent not just compliance, but real consumer risk mitigation.
Industry Trends Influencing Our Direction
A noticeable shift in customer demand is the requirement for non-GMO, allergen-free, and halal or kosher-certified options. This does not only affect paperwork—it transforms our procurement, fermentation, and plant cleaning schedules. We dedicate production lines to specialty-certified batches and support third-party certification audits to secure documentation for each export market. In recent years, clean label and organic trends in beverages and supplements have added pressure to openly share our process, trace supply sources, and justify even trace-level excipients.
Some regulators move to restrict the use of synthetic feedstocks or artificial process aids, so we maintain close partnerships with biotechnologists, selecting wild-type and enhanced microbial strains with high fermentation yield and reduced off-target byproducts. Continuous in-house monitoring and secondary outside audits trounce process drift and safeguard both worker safety and consumer trust.
Technical Support and Long-Term Cooperation
Large-volume buyers and R&D labs sometimes struggle to adjust recipes or troubleshoot shelf life extension while swapping between citric acid grades or sources. We directly support those customers, offering in-plant visits and on-site evaluations of solubility, granule size effect, caking, and chemical reactivity in their unique environment. Our years of feedback show that flow rate, moisture pickup, reaction kinetics, and even foil lining thickness in packaging matter to a successful transition from bench to batch scale.
Citric Acid Monohydrate’s pH adjustment and buffering effect have been validated in real-time process audits—each customer’s system, from small bottling lines to bulk sugar refineries, demands unique advice. We never adopt a one-size-fits-all mentality. Instead, our technical team works alongside every client, troubleshooting unexpected interactions with colorants, stabilizers, or heat cycles. Our sales, production, QA, and logistics staff coordinate directly with customer teams, aiming to prevent delays and avoid last-minute surprises in critical food launches or regulatory submissions.
Challenges and Forward Solutions
Supply chain disruptions or changing trade barriers can threaten steady ingredient flow, especially for clients with limited storage or just-in-time manufacturing. We manage rotating inventories, build buffer stocks, and regularly map logistics alternatives to take the pressure off procurement teams. For extreme events—port shutdowns, plant incidents, or unusual weather—we communicate early, prioritize critical deliveries, and suggest validated alternatives if delays appear unavoidable.
As anti-plastic sentiment grows, and legislative efforts push for reduction in packaging waste, we explore and field test biodegradable liners, reusable bulk containers, and bulk rail options. We listen to customers to co-design broom-clean totes and sealed liners that fit existing plant systems, proving that sustainability and safety must evolve together in this business.
Education plays a pivotal role throughout the supply chain. Many new users and application developers ask about misconceptions—citric acid’s supposed corrosiveness, origin, or “artificiality”. We offer plant tours and technical workshops to clarify each stage, from fermentation tanks to finished crystals. By engaging directly and transparently, our manufacturing expertise builds practical bridges to universities, co-packers, and regulators, overcoming outdated bias and opening doors for new applications.
Conclusion: A Manufacturer’s Commitment
Our perspective is shaped not by theoretical expertise, but by the daily demands of industrial-scale production, regulatory diligence, and long-term customer relationships. Citric Acid Monohydrate, as we manufacture it, serves as a true backbone for food safety, process control, and product quality in hundreds of sectors. Each year brings new challenges—new regulations, market shifts, and evolving consumer preferences—but the importance of reliable manufacturing, steady quality control, and partnership with users never fades.
We understand that no two users approach Citric Acid Monohydrate with the same set of needs or constraints. Our production, packaging, and technical teams grow side by side with the people who use our products, responding to practical problems and adapting to new expectations. Through continued investment, transparent communication, and careful stewardship of both resources and product safety, we reinforce not just our output, but the success and wellbeing of our entire industry.