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Ammonium Citrate Dibasic

    • Product Name Ammonium Citrate Dibasic
    • Alias Ammonium Citrate, Dibasic
    • Einecs 208-576-9
    • 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

    711787

    Chemical Name Ammonium Citrate Dibasic
    Cas Number 3012-65-5
    Molecular Formula C6H14N2O7
    Molecular Weight 243.19 g/mol
    Appearance White crystalline powder
    Odor Odorless
    Solubility In Water Freely soluble
    Ph Of 1 Solution 7.5 - 9.0
    Melting Point Decomposes on heating
    Storage Temperature Room temperature
    Synonyms Dibasic ammonium citrate, Diammonium citrate
    Density 1.45 g/cm³
    Ec Number 221-146-3

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

    Packing & Storage
    Packing 500g white plastic bottle with blue screw cap, labelled “Ammonium Citrate Dibasic,” hazard warnings, batch number, and supplier information.
    Shipping Ammonium Citrate Dibasic should be shipped in well-sealed containers, protected from moisture and incompatible materials. Store and transport in a cool, dry place with adequate ventilation. Ensure proper labeling according to hazard regulations. Handle carefully to prevent damage or spillage and comply with all relevant local, national, and international shipping guidelines.
    Storage Ammonium Citrate Dibasic should be stored in a tightly closed container, in a cool, dry, and well-ventilated area, away from incompatible substances such as strong acids and alkalis. Protect it from moisture and direct sunlight. Ensure proper labeling and keep away from sources of ignition. Follow all applicable safety guidelines and regulations for chemical storage.
    Application of Ammonium Citrate Dibasic

    Applications of Ammonium Citrate Dibasic in Industrial Manufacturing

    Ammonium Citrate Dibasic delivers proven chelation, pH-buffering, and solubilization performance for targeted industrial processes. As an original manufacturer, we support global producers with precise grades fit for controlled formulations. Below we detail established application scenarios based on actual downstream use, regulatory frameworks, and production integration.

    1. Metal Surface Treatment for Electroplating

    Ammonium Citrate Dibasic acts as a complexing agent in metal surface preparation and electroplating baths, especially for copper, silver, and alloy deposition. Its chelating properties stabilize metal ion concentrations, reduce bath toxicity, and promote uniform deposition. Facilities use it to control pH in citrate plating systems and prevent unwanted precipitation of metal hydroxides. Downstream processors adjust batch concentrations based on targeted thickness, operating voltage, and metal type. Close monitoring ensures low impurities for high-spec coatings and consistent substrate adhesion.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006 for chemical handling
    • RoHS Directive 2011/65/EU for restricted heavy metals in electronics
    • ISO 9001:2015 quality management related to chemical process control
    • Local EPA discharge regulations regarding heavy metal effluent

    Typical usage ratio

    • 35–70 g/L in plating baths for copper or silver electroplating
    • Adjusted according to working current density and metal salt concentration

    Downstream process integration

    • Added directly to plating bath during bath preparation and makeup
    • Accommodates pH fine-tuning in continuous flow and manual batch operations
    • Works synergistically with ammonium hydroxide and metal sulfates

    Final product types

    • Plated printed circuit boards (PCBs)
    • Electrical connectors and terminals
    • Jewelry and decorative metalwork
    • Precision electroformed industrial parts

    2. Laboratory Analytical Reagents

    Laboratories employ Ammonium Citrate Dibasic as a reagent for photometric analysis and as a buffer in volumetric analysis, especially for determining metal ions like iron and calcium. Its defined citrate content offers reliable chelation, preventing precipitation during titration or colorimetry. Specialty analytical kits specify particular grades and purities, and many national protocols cite ammonium citrate solution standardization for analytical comparability. Stockroom managers and lab technicians dilute exact concentrations for daily calibration, reducing batch-to-batch analytical drift.

    Industry compliance standards

    • ACS Reagent Grade specification (American Chemical Society)
    • ISO 17025 for laboratory accreditation requirements
    • Standard Methods for the Examination of Water and Wastewater (APHA/AWWA/WEF)
    • OECD and EPA methods for water and soil analysis

    Typical usage ratio

    • 0.12–0.38 M concentration in aqueous reagent stock solutions
    • Adjusted by analytical protocol and final detection limits

    Downstream process integration

    • Dissolved in distilled water for immediate use in colorimetric analysis
    • Employed as a buffer and chelating agent during metal titration stages
    • Supplied as dry powder or ready-to-use buffer concentrate in kit form

    Final product types

    • Laboratory test kits and volumetric reagents
    • Calibrated reference solutions for quality control
    • Certified standards for environmental and food laboratories
    • Custom blend solutions for research protocols

    3. Pharmaceutical Fermentation Media

    Biotechnological and pharmaceutical facilities incorporate ammonium citrate dibasic as a nitrogen and citrate carbon source in microbial fermentation for antibiotic, enzyme, and amino acid production. Its integration optimizes microorganism growth, especially in penicillin and streptokinase fermentations, due to its high solubility and low impurity profile. Compliance with pharmacopoeia standards and validated GMP process control ensures both batch safety and yield efficiency. Process engineers fine-tune the material’s dosing to match strain requirements and reactor scale, supported by regular nutrient uptake monitoring.

    Industry compliance standards

    • USP/NF monograph for fermentation raw materials
    • Good Manufacturing Practice (GMP) guidelines (ICH Q7, EudraLex Volume 4)
    • EU Directive 2001/83/EC for medicinal active substances
    • FDA 21 CFR Part 211 for pharmaceutical manufacturing

    Typical usage ratio

    • 1.0–5.0 g/L as a medium component, depending on organism and process stage
    • Fermentation batch size and culture density influence specific dosing

    Downstream process integration

    • Sterilized as part of base or feed medium in fermenters
    • Supplemented at various growth phases for cell mass and product titer optimization
    • Traced throughout CIP and SIP cycles for regulatory documentation

    Final product types

    • Bulk antibiotics (e.g., penicillin G)
    • Therapeutic enzymes (e.g., streptokinase, asparaginase)
    • Pharmaceutical-grade amino acids
    • Research-grade fermentation powders

    4. Industrial Food Additive (Emulsifying Salts in Cheese Production)

    Dairy processors use Ammonium Citrate Dibasic as a functional salt to modify protein structure during processed cheese manufacture. Its chelating action sequesters calcium, controlling texture and melt behavior, while maintaining food safety through regulated purity standards. Plant engineers map precise dosing against milk solid concentrations to balance emulsification without flavor impact. Production follows strict HACCP systems and food-contact approvals during ingredient addition and final product QA release.

    Industry compliance standards

    • FOOD CHEMICALS CODEX (FCC) for food additive purity
    • Codex Alimentarius (CODEX STAN 192-1995, Additive E380)
    • US FDA 21 CFR 184.1138 for safe use in food processing
    • EC Regulation 1333/2008 for food additives in the EU

    Typical usage ratio

    • Up to 0.20% by weight of total cheese blend
    • Adjusted based on milk composition and target melt profile of finished cheese

    Downstream process integration

    • Dispersed into cheese blend during mixing before pasteurization
    • Added with other emulsifying salts (e.g., phosphates, citrates) in inline systems
    • QA sampling verifies residual salt and final pH targets

    Final product types

    • Processed and spreadable cheeses
    • Cheese slices and shreds for foodservice
    • Ready-made cheese sauces
    • Blended dairy ingredient premixes

    5. Fertilizer Formulations for Specialty Agriculture

    Agrochemical manufacturers select Ammonium Citrate Dibasic for high-precision foliar and fertigation blends, especially where chelated micro-nutrients require high solubility and plant-available forms. Its ammoniacal nitrogen and citrate ligand boost nutrient uptake and prevent micronutrient lockout in alkaline soils. Formulators integrate it with micronized trace elements in granulated and liquid concentrates, considering environmental application rules and soil compatibility. Agronomists tailor final blend ratios for region, crop, and season to maximize yield while meeting safety limits for fertilizer content.

    Industry compliance standards

    • Regulation (EU) 2019/1009 for EU Fertilizing Products
    • US EPA Title 40, Part 167 Fertilizer Registration
    • ISO 9001:2015 for chemical blending facilities
    • AGROCHEMICALS CODEX/FAO/WHO evaluation for safe use

    Typical usage ratio

    • 0.5–3.0% by weight in foliar spray and specialty liquid blends
    • Modified according to soil analysis and crop type

    Downstream process integration

    • Premixed with chelated micronutrient solutions for direct application
    • Used as a carrier in NPK granule and customized fertilizer tablets
    • Dosed inline during bulk tank blending by automated dosing

    Final product types

    • Foliar nutrient sprays for high-value crops
    • Micronutrient premix fertilizers
    • Irrigation system-compatible fertilizer blends
    • Greenhouse and hydroponic nutrient solutions

    6. Specialty Cleaning Formulations for Industrial Descaling

    Industrial cleaning compound manufacturers use Ammonium Citrate Dibasic as an acidic chelating agent for formulating descalers that target mineral and scale deposits on metals and hard surfaces. Its buffering action protects metal substrates from aggressive acid damage while efficiently solubilizing calcium, magnesium, and iron oxides. Batch formulators combine the ingredient with tailored surfactants based on end-user equipment material and fouling severity. Quality control validates blend stability and residue-free rinsing as plant customers comply with occupational and environmental safety mandates.

    Industry compliance standards

    • OECD Test Guidelines for chemical biodegradability and safety
    • REACH Annex XVII for chemical substances in cleaning agents
    • Occupational Safety and Health Administration (OSHA) standards
    • ISO 14001:2015 for Environmental Management Systems

    Typical usage ratio

    • 2.5–7.0% by weight in concentrate cleaning solutions
    • Varied by deposit load and acid compatibility of substrate

    Downstream process integration

    • Combined with low-foam surfactants and corrosion inhibitors
    • Incorporated during final concentrate blending and pH adjustment
    • Packed as user-dilutable powders or liquid concentrates

    Final product types

    • Cleaning solutions for industrial boilers and heat exchangers
    • Descalers for food processing equipment
    • Metal surface pre-treatment detergents
    • Maintenance cleaning agents for municipal water systems
    Free Quote

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    Certification & Compliance
    More Introduction

    Introducing Ammonium Citrate Dibasic: Inside the Workshop

    Making Sense of Ammonium Citrate Dibasic

    Every week at our factory, the production line for ammonium citrate dibasic hums along with quiet precision. Over the years, this chemical has been requested by plant managers, research labs, textile facilities, and various process engineers who need a compound that offers reliable performance in chelation, buffering, and formulation. Our role as a direct manufacturer is to understand what each customer is really asking for when they order this specific chemical—purity, repeatability, and an honest assessment of what it does best compared to alternatives lining the shelves.

    Our Standard Model and Process Philosophy

    We operate a line model referenced internally as ACD98—standing for ammonium citrate dibasic at 98% purity. This is the concentration we keep on hand for most industrial clients. Achieving consistent purity levels means monitoring every run closely, adjusting temperature, controlling moisture, and verifying reactions through titration and spectral analysis. No batch leaves until we confirm compliance with the specs that matter most in real-world use: ammonium content, citrate composition, and trace metal levels.

    Customers in research demand granular technical documentation, but from our end, handling means dealing with a white, free-flowing, crystalline powder where caking, moisture pickup, and packaging tightness actually make a difference. We evolved our drying steps over time. Now, each batch spends enough hours in the rotary evaporator and fluid bed dryer to satisfy long-haul shipping and variable storage climates, be it in a humid port warehouse or a dry inland siding. Our product ships in PE-lined bags inside tamper-evident drums; any shortcut here would show up later as clumps or uneven dissolution.

    Applications Where Purity Drives Outcomes

    In metal surface treatment, ammonium citrate dibasic always comes up in the context of cleaning and passivating. Lab techs often tell us that only high-purity batches can prevent downtime from insoluble residues. So much troubleshooting in the field comes down to soluble iron, calcium, or phosphate contamination. Years ago, we used municipal water and saw the problems firsthand; now, our process water comes from reverse osmosis and deionization systems running round the clock, and batch records keep us honest.

    Paper and textile companies value our product because it chelates unwanted ions out of machinery and staging tanks, reducing scale and preventing lines from gumming up. Even minor variations in pH or chelation strength can throw off dye batches or pulp brightness. We keep feedback loops open with technical teams to hear about unexpected interactions and process quirks. In our experience, open conversation about product behavior in use helps avoid the blame game—many times, the issue is not gross impurity but humidity picked up during shipment. Overpacking and silica gel satchels became standard operating routine for this reason.

    We supply food processing and laboratory customers as well. Here, concerns shift toward compliance with FCC-grade or equivalent standards, though many industrial process users have fewer purity demands. For lab titrations, buffer systems, and specialty biochemical applications, our consistency keeps experiments reproducible. Our dry blending keeps cross contamination in check—no shared lines with chlorinated solvents or amines, for example, which could rearrange outcomes in sensitive processes.

    The True Value in Specification: Not Just a Table

    On paper, ammonium citrate dibasic looks like just another white salt, specified by CAS number and purity. That’s not how daily jobs play out. We see what happens when a shipper stores product wrongly at high humidity, causing slow dissolution or even biological growth. Minor mistakes, like underestimating bag seal strength, lead workers in distant climates to deal with clumps and inconsistent powder feeding. Real safety comes from telling users what we avoid as much as what we add—low heavy metal levels, clean NH4+:citrate ratios, and zero exposure to pesticides, fluorides, or unrelated chemicals.

    Buffering is more than just a number on a label here. Research labs aiming for specific pH ranges, especially near-neutral, demand a clear titration curve. We check that each batch aligns, and share those results freely with customers handling calibration work. The product’s role in chelation and as a sequestering agent means reactivity counts—a dried, pure batch reliably reacts with calcium, magnesium, and iron across the target pH range without surprise artifacts. Walking the factory floor, our QC team discusses these details with production to reinforce that “on spec” means “no headaches for the customer.”

    Comparisons with Other Citrates and Chelators

    Many buyers ask why they should choose ammonium citrate dibasic over its cousins, especially sodium or potassium citrates, or the more familiar trisodium citrate. Each brings a different metal ion to the reaction, affecting downstream chemistry and residue profile. Years back, one large plating client tried to swap out ammonium citrate for sodium citrate to simplify stock storage. They discovered that sodium often left hard-to-clean residues on process plates, whereas ammonium compounds left lighter ammonium sulfate traces, easily handled in their rinse cycles.

    The same goes for citric acid: acidic buffers have a wider range but carry corrosion risk that makes them unsuitable for softer metal surfaces or where ammonia’s mild alkalinity is an asset. Ammonium citrate dibasic splits the difference between neutrality and chelation power. It produces few side reactions in sensitive redox environments, so is less likely to disrupt intricate dyeing steps or pharmaceutical-grade reactions.

    Comparing to EDTA and stronger chelating agents, ammonium citrate dibasic offers a friendlier environmental and safety profile. It readily breaks down into ammonium, citrate, and minor residual ions in wastewater systems. This degradability means it fits facilities striving for greener discharge standards or those under pressure from local environmental agencies to minimize persistent organics.

    Scaling Up Without Scaling Down Quality

    In the past decade, demand has shifted with new industries using our product. Battery and energy materials, laboratory diagnostics, and ceramics now request packaged weights from kilograms to tons. This pushed us to automate both weighing and packaging sections, building traceability into each step. Barcoding and batch data help customers slot our product into their own quality management systems. In our view, transparency is not just a sales tool. Customers need to link product variances with their batch and output tracking, so we maintain full batch histories stretching back years.

    For multinational buyers, inspections and audits are part of the deal. We maintain an open-door policy with auditors and major clients willing to visit our plant. Nothing beats showing our full process: water purification, reaction vessel monitoring, control sample archiving, and packaging finalization. The chemical manufacturing world is crowded, but showing your process clears questions better than spec sheets do. We proudly point out our decision to standardize on non-chlorinated water for cleaning and separate material flow for food and industrial grade lines to limit cross-contamination risks.

    Shipping, Handling, and Lessons Learned

    Shipping a hygroscopic salt like ammonium citrate dibasic means choosing packaging and third-party logistics partners you trust. During the rainy season, even the best container in the yard can pick up moisture from air, so our practice is to cool-pack before shipment, seal units in dry rooms, and load test boxes with real world shaking and stacking. Each time a pallet leaves the gate, our shipping manager recalls stories of early returns due to packaging split or seal failure. Little by little, we learned to coordinate with transporters on container selection and humidity monitoring, saving everyone headaches and claims down the line.

    On-site, workers appreciate the smoother powder flow achieved with tailored grain size and surface treatment. Direct feedback from warehouse managers shapes how we configure valve bags, inner liners, and outer drums. Not all clients have automated dosing or vacuum transfer equipment, so we tailor grain profile toward free Pour and rapid dissolving. Each time we modify, QC tags samples for stability reports. In the end, this vigilance means operators in the field don’t need to break up bricks or pause lines to unclog hoppers.

    Ongoing Research and Adaptation

    Manufacturing never stands still. Technical advances from universities and industrial partners reach our lab each year. We sponsor several studies on chelation, metal sequestration, and environmental safety. When academic researchers find that certain contaminants can interfere with process yields, we consult our process engineering team for tweaks—new filter media, better drying steps, or alternative water sources.

    Environmental regulators set ever tighter controls on wastewater outflows, so we collaborate with downstream users to measure our product’s actual impact in application. In recent field trials, our technical support team assisted a plating facility in identifying that minor by-products in competitive products led to higher BOD in treated effluent. By tightening our supply chain for raw citrates and ammonium sources, we reduced this effect by half, helping our customer stay within discharge limits and avoid costly upgrades.

    Workplace Safety and Customer Communication

    Any chemical production line includes risk. Our plant safety committee watches operations closely, reviewing every line incident—powder spills, mislabeling, or mechanical breakdowns count as chances to learn. For ammonium citrate dibasic, handling means controlling dust, limiting worker exposure, and maintaining rigid zone cleaning. Handlers wear dust masks and training covers how to prevent cross-contamination and safely manage any accidental spills.

    On the customer side, we provide comprehensive product handling guides, informed by what our loading dock and packaging staff actually experience. These notes cover not just what the material is, but how best to store and move it to prevent moisture ingress, how to prepare solutions efficiently, and which materials of construction to use in storage hoppers and process lines.

    Feedback often comes back to us in the form of questions: How does this batch dissolve compared to the last? Did you revise your drying cycle? Did you shift any raw ingredient source? Customers rely on us to disclose both successes and deviations. We keep open communication channels to discuss observations, offer pre-emptive updates on any process change, and welcome site visits.

    Solving Problems Together

    Sometimes field uses present challenges that go beyond what we see in the test lab. In one case, a customer in the electronics industry observed inconsistent buffer results. Our team flew out to their factory, walked the line with their process chemist, and reviewed every interface their equipment had with our product. It turned out that differences in water hardness and dosing sequence affected the outcome more than our powder spec. By developing detailed solution recipes and on-site training, we helped standardize their approach, improving both batch reliability and cost control. Their feedback shaped our future storage and application recommendations.

    In the ceramics sector, a major tile manufacturer reported glaze pinholing traced to impurities in earlier batches from a different supplier. Our facility ran an expanded impurity analysis on our own powder, established competitive advantage in iron and other trace metals, and documented the findings in an independent test report. The client saw fewer defects, and that case became a reference point for new business in that sector. Every issue raised improves the product line. We believe that discussing field applications openly always leads to better solutions for both sides.

    Commitment to Quality that Reflects Direct Experience

    Many customers have been with us since our earliest years. Both sides have shared in adapting to shifting regulations, new export markets, and evolving customer needs. We focus on shared expertise—each batch record, each packaging upgrade, and each field trial builds a mutual sense of improvement. Our results stem not just from raw material sourcing and controlled environments, but from the accumulated day-to-day insights of workers, operators, and field technicians. These shape the ammonium citrate dibasic we offer today: a product defined by customer expectations, by real-world troubleshooting, and by a straightforward commitment to reliable, traceable, and consistent supply.

    Looking Forward: Support, Supply, and Growth

    Each client order, large or small, connects our factory workers, technical team, and logistics network to a broader process where quality must come through every time. Performance in application matters more than any claim on paper. We invest in raw material checks and packaging audits, help customers with technical adaptations, and invite dialogue about future requirements or challenges. The chemical sets itself apart in the field, but it is the connection—between our manufacturing floor and your process, between our technical data and your application experience—that defines its true potential.