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Dl-Malic Acid Disodium Salt

    • Product Name Dl-Malic Acid Disodium Salt
    • Alias Disodium DL-malate
    • Einecs 249-953-4
    • 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
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    Specifications

    HS Code

    516340

    Product Name Dl-Malic Acid Disodium Salt
    Chemical Formula C4H4Na2O5
    Molecular Weight 198.05 g/mol
    Appearance White crystalline powder
    Solubility In Water Highly soluble
    Ph Value pH 7-9 (1% solution)
    Melting Point Decomposes before melting
    Cas Number 617-48-1
    Odor Odorless
    Storage Conditions Store in a cool, dry place
    Synonyms Disodium DL-malate
    Stability Stable under normal conditions
    Taste Slightly sour
    Grade Food grade/Industrial grade
    Expiry Typically 2 years if unopened

    As an accredited Dl-Malic Acid Disodium Salt factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.

    Packing & Storage
    Packing White plastic bottle with a secure screw cap, labeled "DL-Malic Acid Disodium Salt, 500g," featuring hazard symbols and storage instructions.
    Shipping Dl-Malic Acid Disodium Salt is shipped in tightly sealed, corrosion-resistant containers to protect from moisture and contaminants. It should be stored and transported in a cool, dry, and well-ventilated area. Proper labeling, adherence to regulatory guidelines, and precautions against spills or exposure are essential to ensure safe and compliant delivery.
    Storage DL-Malic Acid Disodium Salt should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from moisture and incompatible substances such as strong acids. Protect from direct sunlight and sources of heat. Always keep the storage area clean and properly labeled. Follow all relevant safety and handling guidelines to prevent contamination and degradation.
    Application of Dl-Malic Acid Disodium Salt

    Applications of Dl-Malic Acid Disodium Salt in Industrial Manufacturing

    Dl-Malic Acid Disodium Salt offers precise acidification and buffering benefits across tightly regulated sectors. Our direct supply supports manufacturers’ controlled processing needs in food, pharmaceuticals, personal care, surface treatment, and advanced chemical synthesis. Below, we detail the specific downstream applications, industrial integration points, regulatory references, and real-world formulation practices for this ingredient.

    1. Food and Beverage Acidification and Buffering

    Food processors use Dl-Malic Acid Disodium Salt as a flavor regulator and pH stabilizer in juices, carbonated beverages, canned fruits, and sauces. Its dual sodium-malate action enables fine-tuning of acidity without imparting harsh flavor notes. Process engineers can adjust the addition point post-pasteurization to enhance tartness, reduce fermentation risk, and maintain product consistency in both high-sugar and reduced-sugar applications.

    Industry compliance standards

    • Codex Alimentarius General Standard for Food Additives (GSFA) - INS 350(ii)
    • Food Chemicals Codex (FCC) specifications for DL-Malic Acid salts
    • EU Regulation (EC) No 1333/2008 on food additives - E350(ii)
    • 21 CFR 184.1069 (US FDA, direct food additive)

    Typical usage ratio

    • Juice and beverage applications: 0.05–0.3% w/w, based on Brix and desired sourness
    • Confectionery and jams: 0.1–0.6% w/w, dependent on sugar content and pH stability needs

    Downstream process integration

    • Dosed during final blending before pasteurization or aseptic packaging
    • Dispensed in dissolved form for line mixing or batch batch addition
    • QC protocols require pH monitoring after incorporation; sensor calibration to avoid excess tartness

    Final product types

    • Ready-to-drink soft drinks and energy beverages
    • Canned and packaged fruit
    • Flavored syrups and dessert toppings
    • Gummy candies and high-sugar confections

    2. Pharmaceutical Tablet Disintegration Agent

    Many solid oral pharmaceutical manufacturers leverage Dl-Malic Acid Disodium Salt as an excipient for effervescent and rapidly disintegrating tablets. Its pH control properties promote controlled dissolution rates, even in moisture-sensitive formulations. Engineers select this ingredient to optimize active ingredient release profile in direct compression and wet granulation processes, while maintaining compliance with strict pharmacopoeial requirements.

    Industry compliance standards

    • United States Pharmacopeia (USP-NF), referencing Sodium Malate monograph
    • European Pharmacopoeia (Ph. Eur.)–Monograph 04/2013: 2503
    • ICH Q7 GMP for Active Pharmaceutical Ingredients
    • China Pharmacopoeia ChP 2020 Edition

    Typical usage ratio

    • Effervescent tablets: 10–25% w/w of tablet mass; final value set by target disintegration time and gas generation ratio
    • Rapid ODT: 2–7% w/w, optimized for taste masking and dissolution speed

    Downstream process integration

    • Blended with binders and active ingredients in direct compression; wet granulation possible for uniformity
    • Integrated prior to roller compaction or tableting
    • In-process controls: Particle size tests, dissolution rate measurement, friability testing

    Final product types

    • Effervescent vitamin C and electrolyte tablets
    • Pediatric oral ODTs for antipyretics
    • Gastrointestinal pH balancing tablets
    • Dietary supplement chewables

    3. Oral and Dental Care Formulations

    Manufacturers of toothpastes and mouthwashes use this salt for gentle acidification, enabling cavity prevention and taste enhancement. Dl-Malic Acid Disodium Salt aids enzymatic activation of certain whitening agents and supports bacterial control without excessive enamel erosion. Product developers coordinate addition with sweeteners and abrasives to balance mouthfeel and stability, ensuring regulatory compliance for daily use items.

    Industry compliance standards

    • ISO 13485:2016 for medical device manufacturing (toothpaste and mouthwash classified as medical devices in some markets)
    • Cosmetics Regulation (EC) No 1223/2009 regarding permissible acids
    • US FDA OTC Monograph for Anticaries and Oral Health
    • China FDA regulated oral care additives

    Typical usage ratio

    • Toothpaste: 0.1–1% w/w, determined by desired taste and acid exposure limit
    • Mouthwash: 0.05–0.2% w/w, co-optimized with antimicrobial actives

    Downstream process integration

    • Added at the cooling step after surfactants and abrasives dispersion
    • pH is titrated before and after addition to meet finished product target range (usually pH 6–7)
    • Finished batch tested for viscosity, stability at elevated temperature, and flavor retention

    Final product types

    • Whitening toothpaste formulations
    • Children’s cavity protection pastes
    • Daily use fluoride mouth rinses
    • Anti-halitosis oral sprays

    4. Metal Surface Cleaning and Descaling

    In metal finishing industries, Dl-Malic Acid Disodium Salt is selected for mild acid cleaning baths. Its chelating capability assists in removing carbonate and oxide films from stainless steel and non-ferrous components without aggressive corrosion. Line engineers can dose and recycle rinse solutions efficiently due to the salt’s controlled dissociation and lower corrosivity compared to stronger acids, supporting bath longevity and operator safety.

    Industry compliance standards

    • REACH Regulation (EC) No 1907/2006 for safe handling in industrial processes
    • RoHS 2 Directive 2011/65/EU (exclusion of restricted metals)
    • DIN EN ISO 8044 for corrosion testing and inhibition protocols
    • Local wastewater discharge standards regarding organic acid effluents

    Typical usage ratio

    • Descaling bath: 0.5–3% w/w in aqueous solution, adjusted based on deposit severity and base metal
    • Final rinse: 0.1–0.5% for residual film removal

    Downstream process integration

    • Dosed into recirculating cleaning baths or in-line dip tanks
    • Monitored for pH drift and chelation capacity as part of scheduled process QC
    • Component immersion times and temperatures set according to part geometry and alloy composition

    Final product types

    • Machinery and tool parts with precision-cleaned surfaces
    • Pre-treated medical device metal assemblies
    • Stainless steel sheets for pharmaceutical equipment
    • Non-ferrous connectors for electronics

    5. Personal Care and Cosmetic pH Adjustment

    Dl-Malic Acid Disodium Salt provides safe acidulation and buffering for leave-on and rinse-off personal care products. Cosmetic formulators apply it for pH adjustment in serums, lotions, and creams containing sensitive actives such as peptides and alpha hydroxy acids. Its rapid dissolution profile reduces batch blending times and preserves ingredient bioactivity in high-throughput manufacturing environments.

    Industry compliance standards

    • Cosmetic Ingredient Review (CIR) safety assessment for malate compounds
    • EU Cosmetics Regulation (EC) No 1223/2009 Annex V and VI for pH adjusters
    • ISO 22716:2007 GMP for cosmetics manufacturing
    • China NMPA ingredient acceptance for cosmetic additives

    Typical usage ratio

    • Serums and lotions: 0.05–0.2% w/w, determined by target final pH and compatibility with actives
    • Shampoos and conditioners: 0.1–0.3%, set to balance detergent irritation and deposition traits

    Downstream process integration

    • Added after thermal blending; pH titrated post-dissolution to verify target range (typically pH 4.5–6.5)
    • Used prior to fragrance addition to avoid scent alteration by low pH
    • Stability tested under accelerated and ambient storage conditions post-integration

    Final product types

    • Facial serums with peptides or antioxidants
    • Moisturizing creams for sensitive skin
    • Dandruff control shampoos
    • Leave-in hair conditioners

    6. Biochemical and Laboratory Reagent Preparation

    Research supply and specialty reagent manufacturers use Dl-Malic Acid Disodium Salt as a biochemical buffer in enzyme assays, electrophoresis, and cell culture studies. It delivers consistent pH and ionic strength, supporting reproducibility in analytical and preparative procedures. Formulation chemists rely on its defined purity and absence of interfering metal ions to ensure clean analytical backgrounds.

    Industry compliance standards

    • ISO 9001:2015 for reagent manufacturing QC systems
    • Good Laboratory Practice (GLP) OECD Guidelines
    • USP and ACS Reagent Grade specification (trace elements and purity)
    • ISO/IEC 17025 laboratory testing requirements

    Typical usage ratio

    • Buffer systems: 1–50 mM in aqueous solutions, set by buffer capacity and enzyme tolerance
    • Electrophoresis: 5–20 mM, depending on analyte separation profile

    Downstream process integration

    • Dissolved with precise weigh-out and volumetric dilution under controlled laboratory conditions
    • Incubated with co-substrates or enzymes, filtered for sterility in cell culture media
    • Batch records maintained for traceability of all input lots

    Final product types

    • Research-grade buffer kits
    • Diagnostic enzyme reagent kits
    • Cell culture supplements
    • GC/HPLC mobile phase additives
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    Certification & Compliance
    More Introduction

    Dl-Malic Acid Disodium Salt: Practical Insights from the Production Floor

    Finding Utility in Every Batch: How Dl-Malic Acid Disodium Salt Shapes Real Work

    On a day when production lines have been humming since dawn, Dl-Malic Acid Disodium Salt (model: DLMA-Na2) stands as one of those raw materials that earns its keep through adaptability and performance. In our chemical manufacturing plant, we’ve worked with many acidulants and additives, but this salt finds a unique slot, especially where formulations demand precise pH adjustment, a gentle touch with reactivity, and a reliable buffer.

    Each drum in our warehouse comes sealed, carrying between 99% to 101% purity as measured during our standard lab audits. The white crystalline powder sometimes draws a skeptical eye from those unfamiliar with it—it does not bubble like citric, nor does it crash out as aggressively as monopotassium phosphate. With a slightly tart scent and a solubility profile that helps it dissolve evenly, it makes life easier for crew members managing dispersion in tanks or blending dry mixes for downstream buyers. It is not just about sticking to a specification; it is about what happens in the reactors, conveyors, and blenders when you actually put your hands on a bag of DLMA-Na2, slice it open, and commit it to your batch.

    Let’s talk about usage as it unfolds within our walls. Food industry workers use the salt as an acidulant in beverages and confectionery, looking for that sharp punch but without the lingering aftertaste. Beverage formulators searching for a stable acid source learned that Dl-Malic Acid Disodium Salt gives a clean, reliable outcome without sudden pH spikes. In feeds and nutritional premixes, it acts as both a flavor enhancer and pH balancer. Down in cleaning and personal care products, it helps with mild acidification—enough to do the job but gentle enough for protein-sensitive applications or mild cleansers. Detergent mixers find that it does not clump or cake as much as other salts, so integration stays consistent shift after shift.

    Peeling Back the Layers: How Dl-Malic Acid Disodium Salt Differs from Other Acidulants and Buffers

    You never really appreciate the subtle differences until you troubleshoot a batch that falls short. Unlike monopotassium phosphate, which shifts pH abruptly and can overcorrect recipes, Dl-Malic Acid Disodium Salt brings changes in a steady, linear fashion. This control is critical for beverage technologists and food engineers chasing precise targets.

    Comparing with straight Dl-Malic Acid, the disodium salt form offers a higher solubility rate in cold water. In our own test room, we see that a solution clears nearly twice as fast under the same mixing conditions, saving hands-on mixing time, reducing residue, and cutting down system blockages. Our operators do not miss scraping undissolved acid from a vessel’s bottom. Every shift saved there adds up over a year.

    It also resists sequestration of calcium and magnesium ions in ways that conventional acids do not. This feature matters in hard water processing and dairy-based food systems, where mineral precipitation can ruin both texture and nutrient values. We watch the screens during filtration runs and see the difference—the clogging slows down with disodium malate compared to alternatives.

    On the detergent line, most folks reach for citric acid or sodium citrate out of habit. Switching to Dl-Malic Acid Disodium Salt cuts response times. The powder flows easily with few bridging problems, and it integrates cleanly into slurries, which keeps consistency in liquid blends and avoids surprises on the filling line.

    Direct Experience: Applications in the Real World

    Over years of hands-on work, we see how small details in a compound’s behavior decide whether it gets used once or becomes a shop-floor staple. Dl-Malic Acid Disodium Salt falls into the latter group for a reason. In chewing gum factories, it enhances fruit flavors without the bitter or chemical aftertaste of some acid salts. Blending crews have called out the difference in mouthfeel during sensory panels—a slightly rounder taste, no harshness, yet enough tartness to balance sugar and sweeteners.

    Sports drink producers keep asking for malate salts due to their clean taste and metabolic roles. Dl-Malic Acid by itself brings some bite, but as the disodium salt, it sits right between tactile smoothness and perceptible acidity, even at lower dosages. Our batch sheets track fewer flavor adjustments and less need for corrective additives in final blends.

    In industrial water treatment, too, operators dependent on steady pH values in recirculating systems swear by the buffer capacity of this salt. They see reduced scaling and more predictable acid/base balance compared to the old regime of straight citric or phosphoric acid top-ups. These are not small advantages when a day’s downtime costs thousands in lost throughput.

    Animal nutritionists appreciate it for its ability to coat feed pellets uniformly, resisting moisture uptake in storage and during transport. The granular structure, tighter grade control, and effortless blending all mean less recipe drift and improved shelf stability for vitamin-mineral premixes traversing complex supply routes.

    Operational Perspective: Logistics, Storage, and Handling

    Nobody talks enough about the logistics headaches from hygroscopic or lumpy functional additives. We handle products that clump, crust, or require drum heaters on cold days—Dl-Malic Acid Disodium Salt, on the other hand, stays free-flowing, resists caking in high humidity, and rarely causes loading delays. Our warehouse team prefers it because nothing gets stuck mid-transfer. Bags remain easy to open even as seasons change.

    Storage requirements bring up another important difference. Citric acid and potassium-based acidulants often soak up moisture, demanding elaborate sealing procedures. In our experience, Dl-Malic Acid Disodium Salt scores higher on shelf stability tests, holding its structure longer with heat and moisture swings. On particularly hot weeks, inventory audits show fewer losses and less spoilage compared to calcium-based maltates or straight acids.

    Handling safety also comes into play. Bulk operations moving hundreds of kilos at a time rely on dust controls to avoid airborne particles. The particulate structure of our DLMA-Na2 product grade helps minimize fines—a practical feature appreciated by line managers and floor staff alike. With lower dusting, cleanup after batch changes shortens and we sidestep health complaints.

    Working With Clients: Lessons and Feedback Loops

    Unlike catalog shopping, industrial buyers and plant engineers working with us look for details that do not always make it onto a printout. Over half the calls to our technical team center not just on pricing or purity, but on how well a product performs in diverse manufacturing setups. Dl-Malic Acid Disodium Salt draws high marks from hands-on users reporting back on trial runs.

    Several partners in beverage manufacturing submitted blind taste test results, describing a brighter top note and ‘less sour shock’ when swapping from plain malic acid. In confectionery, QA teams note more even flavor development and fewer batch-to-batch color variations. These improvements travel back to our process floor; we tune grind size, flow properties, and particle distribution in response.

    In our history with detergent makers, repeat orders stem from real-world trial and error—how quickly DLMA-Na2 dissolves into high-load slurries, or how it improves shelf-life in concentrate blends prone to crystallization. The stories that spark change often start with something small, like an offhand comment from a plant supervisor, but they guide product development far better than market reports.

    Quality Control That Reflects Foundational Knowledge

    Every batch of Dl-Malic Acid Disodium Salt leaves our facility only after passing a checklist built over dozens of harvest cycles and feedback rounds. Routine purity, water content, heavy metal screening, and microbial assays underpin every certificate we issue. But beyond lab numbers lies another kind of knowledge: what works in practice over hundreds of repeated use cases.

    Variability puts our name and reputation on the line in every drum or bag. Over time, we've added bespoke batch documentation for industries running sensitive equipment—such as paint and coatings plants—that cannot risk trace contaminants or unexpected reactivity. Knowing and documenting raw inputs to the level of origin and specification lets us give straight answers to technical audits or sudden traceability questions.

    Final quality checks do not just uphold user safety. They inform shipping timing, shelf-life labeling, and storage advice. With Dl-Malic Acid Disodium Salt, we have found that holding samples for retrospective checks saves time in diagnosing downstream issues. This sort of vigilance only comes from years of fielded questions and trouble tickets.

    Environmental and Regulatory Realities

    Every chemical supplier in our field faces questions about compliance and environmental impact. Dl-Malic Acid Disodium Salt, thanks to its relatively straightforward synthesis and minimal byproducts, sidesteps several issues flagged by downstream buyers and regulators. We track waste streams and runoff to keep output within local standards. In food and feed applications, we adhere to additive guidelines set by health and safety agencies, and take part in third-party audits, product recalls, and documentation reviews.

    In wastewater treatability tests, this salt’s benign chemistry scores well. Plant effluent containing trace amounts passes regulatory checks more readily than those with certain phosphate or sulfate-based additives. This translates into fewer regulatory headaches for clients downstream who invest in green manufacturing and want clean bills of health during site inspections.

    Practical Solutions for Common Challenges

    If there’s a sticking point with Dl-Malic Acid Disodium Salt, it’s usually adapting to legacy systems built around older acidulants. Every switch in a blend calls for recalibrating dosing pumps or handheld mixers. To ease the transition, we walk partners through stepwise trials—matching equivalent titration values, monitoring pH trends, and mapping flavor results in finished products.

    On site visits, we recommend starting at half the dosage of pure malic acid due to its more pronounced acid reaction. In nonfood systems such as detergents, field teams recalibrate blending speeds, leaning on the salt’s lower dust profile and improved solubility. It is not a plug-and-play swap, but operational improvements outweigh short adaptation curves.

    Product packaging also influences daily workflow. Dl-Malic Acid Disodium Salt ships in multilayered bags with high tear resistance and moisture barriers. This setup won favor among warehouse teams who need to stack loads deep and high without respiratory risks or surprise ruptures. For high-throughput lines, we offer bulk tote options that feed directly into mixing hoppers, catering as much to logistics managers as to formulation chemists.

    Reflections on Industry Trends and Future Opportunities

    Over the last decade, demand for clean label and natural acidulants has grown. Dl-Malic Acid Disodium Salt, despite being synthesized, usually qualifies under food safety codes and increasingly features in new recipes, especially among functional food brands. This reflects a shift—manufacturers and developers want granular technical control, but without extra regulatory steps or consumer pushback.

    Our R&D team fields regular requests to adapt particle size or match specific blend requirements for emerging vegan and plant-based sectors—a far cry from the handful of end uses familiar fifteen years ago. Grain processors and flour blenders have begun including this salt in their toolkits, appreciating its compatibility with gluten-free, low-glycemic, or allergen-friendly recipes. Flexibility here allows product innovation cycles to turn faster and stay competitive.

    We see new opportunities in pH-sensitive probiotic beverages, electrolyte powders, and rapid-dissolving tablet forms. Each brings its own technical adjustments and regulatory paperwork, but the fundamental value—the ability to deliver food-safe acidity, controllable buffering, and easy solubility—defends this salt’s place on both old and new production lines.

    Final Thoughts: Grounded Expertise and Everyday Solutions

    Dl-Malic Acid Disodium Salt may not draw headlines like some new tech chemical, but its strengths show up in the day-to-day improvements and fewer process hiccups. Teams that use the salt regularly trade stories about clear tanks, unclogged lines, or that subtle change to end-product flavor that keeps customers coming back. These are not selling points polished for brochures, but honest feedback earned through years of hands-on work.

    Looking at industry direction—stricter food codes, evolving consumer preferences, climate-driven changes to process lines—we know our job extends beyond simply synthesizing a chemical. It means sharing what we learn batch after batch, responding to the hard-earned wisdom of professionals who do not spend time reading sales catalogs. With each delivery of Dl-Malic Acid Disodium Salt, we stand in partnership with line operators and formulation heads, offering not just a product, but the experience and practical details that help keep modern manufacturing both reliable and inventive.