|
HS Code |
639114 |
| Chemical Name | Ascorbic Acid |
| Common Name | Vitamin C |
| Form | Fine Crystal |
| Molecular Formula | C6H8O6 |
| Molecular Weight | 176.12 g/mol |
| Appearance | White to slightly yellow crystalline powder |
| Solubility In Water | Freely soluble |
| Ph Of 1 Percent Solution | 2.2 - 2.5 |
| Melting Point | 190 - 192°C (decomposes) |
| Odor | Odorless |
| Storage Conditions | Keep tightly closed, protect from light and moisture |
| Assay Purity | ≥ 99.0% |
| Cas Number | 50-81-7 |
As an accredited Ascorbic Acid Fine Crystal factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
|
Purity 99%: Ascorbic Acid Fine Crystal with purity 99% is used in pharmaceutical tableting, where it ensures optimal antioxidant activity and product potency. Particle size 40 mesh: Ascorbic Acid Fine Crystal with particle size 40 mesh is used in powdered beverages, where it offers excellent dispersibility and quick solubility. Moisture content <0.2%: Ascorbic Acid Fine Crystal with moisture content less than 0.2% is used in food fortification, where it maintains product stability and extends shelf life. Stability temperature up to 85°C: Ascorbic Acid Fine Crystal stable up to 85°C is used in baked goods manufacturing, where it retains vitamin C content post-processing. pH range 2.0-3.5: Ascorbic Acid Fine Crystal with a pH range of 2.0-3.5 is used in vitamin C enriched syrups, where it enables rapid dissolution and homogeneous mixing. Bulk density 0.55 g/cm³: Ascorbic Acid Fine Crystal with a bulk density of 0.55 g/cm³ is used in effervescent tablet production, where it ensures uniform blending and precise dosage control. Residual heavy metals <10 ppm: Ascorbic Acid Fine Crystal with residual heavy metals below 10 ppm is used in infant nutrition products, where it supports strict safety compliance. |
| Packing | The packaging is a sealed, white plastic bag containing 25 kg of Ascorbic Acid Fine Crystal, labeled clearly with product and safety information. |
| Container Loading (20′ FCL) | Container Loading (20′ FCL) for Ascorbic Acid Fine Crystal: Typically holds 18-20 metric tons, packaged in 25kg fiber drums, lined with plastic bags. |
| Shipping | **Shipping Description:** Ascorbic Acid Fine Crystal should be shipped in tightly sealed, moisture-resistant containers to prevent degradation. Store and transport in a cool, dry environment, away from direct sunlight and incompatible substances. Handle with care to avoid dust formation. Comply with local and international regulations for the transport of non-hazardous chemicals. |
| Storage | Ascorbic Acid Fine Crystal should be stored in a cool, dry, and well-ventilated area, away from heat, moisture, and direct sunlight. Keep it in its tightly sealed original container to prevent contamination and degradation. It should be separated from oxidizing agents and incompatible substances. Ensure that the storage area is clean and complies with relevant safety regulations for chemical storage. |
| Shelf Life | Ascorbic Acid Fine Crystal typically has a shelf life of 36 months when stored in a cool, dry, and tightly sealed container. |
Competitive Ascorbic Acid Fine Crystal prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please contact us at +8615371019725 or mail to sales7@bouling-chem.com.
We will respond to you as soon as possible.
Tel: +8615371019725
Email: sales7@bouling-chem.com
Flexible payment, competitive price, premium service - Inquire now!
People in the nutrition and food industries ask about raw materials every day, but not all ascorbic acid is made equal. As someone involved in making ascorbic acid fine crystal from scratch, I see how detail shapes the outcome—a difference you experience with every batch. Our ascorbic acid fine crystal (Model: AA-FC) stands for consistent purity and fine granulation that settles straight into process lines, whether a customer blends it into an effervescent drink tablet, a vitamin premix, or a sensitive food for infants.
On a physical level, our fine crystal product appears as a white to almost white crystalline powder with a granular sensation finer than coarse grades. We aim for crystal sizes that pour and disperse with ease, yet never clump or create dusty clouds. Many food technologists see this difference when scaling up recipes. Large batches move faster. Handling feels safe inside the factory. Losses to attrition drop. The logic comes from our approach: our plant’s crystallization steps keep particle size narrow and the crystals robust, avoiding excess fines or oversized clumps.
You find a purity of at least 99.7%, confirmed right here in our laboratory, not guessed or estimated based on theory. These numbers don’t arrive by accident. Our whole team, from batch operator to shift supervisor, watches every kettle and filter—knowing that an off-batch doesn’t just waste time and energy, it weakens trust built over years with every order.
Any engineer in a citric acid or vitamin C plant knows the headaches bad crystallization can cause. Batch-to-batch inconsistency throws off both downstream handling and finished product quality. I’ve seen powder processed in a rush—larger, jagged crystals in one lot, fine dust in the next. That unstable variability wrecks equipment settings, causes measurement errors, and leads to endless tweaks on the production floor.
We respond to these challenges by controlling more variables than just raw inputs. We start with glucose syrup of known origin and stable quality from long-term suppliers. Our oxidation setup avoids harsh spikes in temperature or pressure. We manage pH during precipitation and control both the rate of nucleation and growth so that every ton looks almost identical to the last.
In the food and feed markets, ascorbic acid fine crystal does more than add vitamin C. It blends more precisely, delivers dose accuracy, and cuts loss that comes from stickiness or bridging in feeders. Bakeries making dough improvers that depend on ascorbic acid have called out crude granules for causing uneven mix. Our finer, evenly sized product sidesteps those pain points. In beverages, it dissolves without leaving gritty residue. Feeds for animals benefit also, as the fine crystal disperses rapidly in mixing and shows less tendency to settle or segregate during shipment.
Not all manufacturers bother to clearly separate their ascorbic acid grades. Some buy undifferentiated bulk product, then pass it along as “vitamin C” without regard for end use. Their offer table might read: powder, granular, fine—yet actual performance can swing wildly. From our side inside the factory, the distinction sits mainly in particle size distribution and the steps taken in drying, sieving, and stabilizing the product before final packing.
Granular forms do have their place—tablets makers, for instance, sometimes want bigger, well-shaped crystals for direct tableting. Tablet compressibility relies on flowability, and large granules might work if machines handle them well. Still, in a mixing scenario needing uniform dispersion and predictable flow through feeders and bulk silos, oversized crystals cause bridging and lead to dosing errors. That adds hidden costs: more downtime, rework, or recall risk. In our experience, the fine crystal cuts many such headaches out.
Some suppliers offer only one grade and see every request for particle size modification as a bother. We invested in sifting and classification to go beyond commodity chemical thinking. A food processor or supplement manufacturer working with us sees more lots passing their QC, fewer production stops, and better customer response.
People working in food development or supplement formulation care about more than price. Formulation success links to clarity on ingredient labels, clean handling on the line, and regulatory compliance. Fine crystal ascorbic acid fits modern clean-label needs. With fine granulation, food producers cut the addition of flow agents or anti-caking agents, which sometimes appear on labels and concern today’s careful consumers. Every kilo that moves through automation cleanly is a kilo saved off cost-of-goods—no need for calcium silicate or stearate for flow.
This matters to our long-standing customers who promote “simple ingredient lists.” The fine crystal grade leaves fewer formulation compromises, supports nutrient stability, and does it without secondary additives. The result makes compliance with international standards like FCC and USP more straightforward.
Fine crystal ascorbic acid remains neutral in taste and odor, so the final product flavor stays true to the brand formulation. In sauces or juices where ascorbic acid sometimes acts as an antioxidant, dissolving smoothly ensures no “off” notes or gritty mouthfeel. Those small things—mouthfeel, stable storage, quick blending—define which ingredient suppliers customers trust year after year.
In pharmaceuticals, precision matters even more. For vitamin-C-based injectables, chewable tablets, and effervescent products, excipient grade makes all the difference. Particle size impacts content uniformity and shelf-life. High purity must mean no trace solvents, no fly-by-night recycling of process water, no shortcuts in filtration. I walk the line in our plant several times a week, checking the evidence that each stage from crystallization to drying, sieving, and packaging leaves no room for contamination or cross-contact with allergens. We trace upstream and check every bulk lot before it enters blending or compression.
Those hard-won certificates—the ones that carry regulatory weight with health authorities—stand on consistent records, not on relationships alone. On any regulatory inspection, ascorbic acid fine crystal holds up for heavy metal content, microbial load, and residual solvents. We pull samples at every stage and ship reference/retention samples to third-party labs for cross-verification. It’s not just a check-the-box process. It’s how we keep our license to operate, and why customers with demanding standards come back to us.
Finer granulation in pharma brings tangible process advantages. A production technician preparing a large batch of tablets or an injectable solution wants every dose to hit the mark. Fine crystal ascorbic acid mixes well and avoids layering or floating. This means less mixing time, more production per shift, and more predictable downstream quality. A giant multinational’s plant manager told us: “Surprises here cost millions in downtime.” We heed those words and act on them, lot after lot.
Feed premix producers serving aquaculture, poultry, and livestock have unique needs. Many large-scale premixes use automated dosing, relying on stable-flow powders. Coarse ascorbic acid powder tends to segregate in bulk transport and sometimes forms lumps, leading to poor distribution of nutrients in finished feed. In cases where we’ve worked closely with customers, shifting from a standard coarse grade to our fine crystal led to measurable improvements in nutritional testing at the feed plant.
Some animals—like aquatic species—show better performance in health studies when their vitamin C source is reliably distributed. Our process reduces waste from overages, lets producers add exact vitamin levels, and supports traceability at every stage. We get calls from feed operators not asking for the cheapest product, but asking if their next lot will measure up to the specs. Fine crystal ascorbic acid has shown to help them hit those goals.
From the inside, I see manufacturers worrying not just about what goes into the bag, but how things hold up months down the line. Finer crystals may pick up moisture or lose potency if packed without care. Our own packaging line uses heavy-duty, moisture-resistant liners with triple sealing. Every bag runs through a tight sequence of checks for weight, sealing, and integrity. We over-dry just slightly before packing, knowing that the product travels long distances across varied climates—container holds in summer or unheated rail cars in winter. It’s not uncommon to get thank you notes from buyers who open our bags after a long shipment and find powder that still flows clean and bright.
For bulk buyers filling silos or dosing directly from multi-tonne super sacks, our anti-static bags and controlled fill systems cut down product loss and minimize dust. Less waste means real dollars saved, something that comes up each quarter during customer visits. If a buyer wants customized pack sizes, we respond—with full batch traceability and re-sealable formats for high-turnover or smaller facilities.
Traceability used to sound like a buzzword, but we treat it as an operating discipline. With regulatory pressure on food and pharma tightening over the last decade, keeping records is no longer just about brand reputation. We keep detailed logs for raw intake, every chemical tank, crystal drying phase, and finished product pack-down. This means if a customer ever finds a question—a mismatch on vitamin % in a finished premix or stability shift in tablets six months post-production—our traceability system allows pinpointing the root cause and closing the loop fast.
This level of transparency wins contracts too. Quality auditors who visit our site read logs that date back years, down to original glucose batch sources and maintenance logs on all production machinery. It’s a hassle to keep up, but our order book shows the value of real traceability in chemical manufacturing.
I’ve seen many samples float across my desk, each carrying a certificate that claims high purity or tight granulation. Yet on closer inspection, fines clog up a blending line, or off-white specks suggest thermal abuse in drying. Quality doesn’t stop at a single test result. Our ascorbic acid fine crystal undergoes more than the minimum batch testing for specification. Our team looks for visual cues—every single bag passes a color, texture, and flow check before moving to warehouse. Downgrades happen if anything seems off, and those lots never make it out the door.
Shelf-life matters: our stability data shows solid retention of ascorbic acid levels under challenging storage conditions. Consistent storage in cool, dry rooms keeps degradation at bay, and our packaging method puts an extra layer of security around every kilogram. We stay in touch with users of our product, monitoring real-world performance long after the point of sale. This sense of duty shapes how we adjust process controls—feedback from a production manager at a multinational mixer or a head compounder at a pharmaceutical company can spark immediate change in our plant protocol.
No two manufacturers run an identical process. What makes our ascorbic acid fine crystal unique is not just chemistry—it’s the lived-in reality of adapting every step to market feedback. Crystallization, drying, sieving, packaging, and batch control sit close to the people who depend on the outcome. Our team spends as much time calibrating small upgrades as they spend hitting major targets. We follow world chemical market changes, invest in process renewal, and open our doors to customer audits without hesitation.
With regulatory landscapes constantly shifting, we adjust our practices to meet both export and domestic rules. Our documentation meets not only the legal minimum, but the practical expectations of global buyers. Quality, as we see it, lives in every delivery—not just in glossy brochures.
Working in the raw chemical segment brings constant surprises. A sudden raw material price spike or a logistics breakdown can threaten on-time supply. We keep contingency stocks and train staff to flex with short notice. If a regular customer in infant nutrition signals a concern over particle segregation, or a supplement manufacturer inquires about non-standard packaging, we gather cross-department feedback before replying. This mentality, ingrained over years of factory work, pushes our fine crystal ascorbic acid ahead of products only warehoused by a broker.
It’s tempting to chase the cheapest commodity source, but we resist. Our repeat customers seem to value trust, delivery stability, and lived-in service more than incremental cost cuts. Factories that see process downtime from clogged feeders or off-batch product quickly realize “cheap” doesn’t last.
Every chemical plant faces the sustainability question. We redesigned waste and wastewater handling years ago—recover heat, recycle process water, and minimize emissions. We find many customers in Europe and North America ask detailed sustainability questions before tendering an order. Our plant follows strict local guidelines and keeps up with international benchmarks for process safety and environmental controls.
By keeping batch processes tight and waste low, we reduce fertilizer runoff risk and cut both cost and environmental load. Using fine crystal ascorbic acid in downstream production also lowers losses in food and pharma plants, so the green impact travels down the supply chain.
Some customers never see the source of their vitamin C; it comes with a label from a warehouse or trader, far from the original site. By supplying directly, we keep speculation and uncertainty at bay. Our people answer technical queries, solve supply problems, and adjust manufacturing in real time if needed. Years ago, a large beverage company approached us with a gumminess issue in their blender hoppers, struggling with a coarse import. We modified our crystallization and drying to solve it, and the improvement cut their rework by half.
Brokers focus on price and volume; manufacturers own the technical outcome at every step. Our direct supply relationships allow faster response, tighter control of documentation, and rich technical dialogue—something third-party sellers seldom provide. Buyers tell us this means faster corrective action if a rare problem does arise, and confidence that the fine crystal grade they ordered will be the one they receive, again and again.
Throughout the years, we learned not to get too comfortable. Technical issues arise—a drier may go out of spec, or a new regulatory threshold might be introduced. Rather than patch solutions, our team carries out root-cause investigations, makes incremental process adjustments, and documents every cycle of improvement. This isn’t glamorous work, but it explains why we meet customer arguments over spec tolerances with hard evidence, not just assurances.
Improvements never end. Every time an operator spots a variance, records it, and prompts a corrective action, the next batch gets a little better. That’s the day-to-day trade of anyone making quality ascorbic acid for real world use.
Nutrition, pharmaceuticals, beverage, bakery, and feed—each market looks to ascorbic acid fine crystal for the small advantages in process and product. As manufacturers, we build those advantages with care, technical discipline, and a drive to deliver what’s actually needed, not just what’s listed on paper. Fine crystal vitamin C will stay vital because it solves problems: smoother blending, stable dosing, consistent product for end consumers, and less waste in the supply chain.
Behind every bag stands a team of process engineers, plant technicians, quality heads, and customer-facing colleagues who know their decisions matter. Our best reward is seeing customer formulations work without fuss, shipments arrive as needed, and technical dialogue drive process improvement on both sides. Ascorbic acid fine crystal might seem like a small ingredient, but it earns loyalty every day through reliability where it matters.
Working from the inside, I see these details up close. They shape how we make, package, and supply ascorbic acid—and why so many in food and pharma circles insist on the fine crystal grade for work they can count on.