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HS Code |
839615 |
| Product Name | Soluble Starch |
| Chemical Formula | (C6H10O5)n |
| Appearance | White to off-white powder |
| Solubility In Water | Soluble |
| Molecular Weight | Variable (polymeric) |
| Source | Derived from corn, potato, or other starchy plants |
| Ph Value | Neutral to slightly acidic (5.0–7.0, 1% solution) |
| Odor | Odorless |
| Storage Conditions | Keep in a cool, dry place |
| Main Application | Microbiological culture media |
| Cas Number | 9005-84-9 |
| Purity | Typically ≥98% |
| Melting Point | Decomposes before melting |
| Synonyms | Amylum solubile |
| Biodegradability | Biodegradable |
As an accredited Soluble Starch factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Soluble Starch is packaged in a 500g sealed, white plastic bottle with a blue screw cap and clear labeling for laboratory use. |
| Shipping | Soluble Starch is typically shipped in tightly sealed, moisture-resistant containers to prevent contamination and clumping. Packaging may include high-density polyethylene drums, fiber drums, or multi-layered bags. Proper labeling for chemical identification and handling instructions is mandatory. Store and transport in a cool, dry place, away from incompatible substances. |
| Storage | Soluble Starch should be stored in a tightly sealed container, in a cool, dry, and well-ventilated area, away from moisture and direct sunlight. Keep it at room temperature and avoid exposure to strong acids, bases, or oxidizing agents. Ensure the storage area is free from sources of ignition. Label the container clearly, and keep it out of reach of incompatible substances. |
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Purity 99%: Soluble Starch with 99% purity is used in clinical diagnostic assays, where it ensures accurate and reproducible colorimetric readings. Viscosity grade LV: Soluble Starch of low viscosity grade is used in fermentation processes, where it improves substrate dispersion and bioavailability. Molecular weight 100 kDa: Soluble Starch with a molecular weight of 100 kDa is used in pharmaceutical formulations, where it facilitates controlled drug release profiles. Particle size <100 µm: Soluble Starch with a particle size below 100 µm is used in textile sizing, where it enhances fabric smoothness and uniformity. Stability temperature up to 80°C: Soluble Starch stable up to 80°C is used in food thickening applications, where it maintains consistent viscosity during heat processing. Water solubility >90%: Soluble Starch with water solubility greater than 90% is used in biotechnological culture media, where it promotes rapid homogenization and nutrient accessibility. Ash content <0.5%: Soluble Starch with ash content below 0.5% is used in paper coating, where it minimizes residual impurities and boosts coating quality. pH range 5.5–7.0: Soluble Starch with a pH range of 5.5 to 7.0 is used in enzyme assays, where it supports optimal reaction conditions and enzyme activity. Endotoxin level <0.5 EU/mg: Soluble Starch with endotoxin level under 0.5 EU/mg is used in cell culture media, where it reduces the risk of inflammatory responses. Color (APHA) <10: Soluble Starch with color below 10 APHA is used in cosmetic formulations, where it ensures a clear solution and aesthetically pleasing appearance. |
Competitive Soluble Starch prices that fit your budget—flexible terms and customized quotes for every order.
For samples, pricing, or more information, please call us at +8615371019725 or mail to admin@sinochem-nanjing.com.
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Tel: +8615371019725
Email: admin@sinochem-nanjing.com
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Producing soluble starch isn’t just about moving powders through a process line and sealing bags. Behind every batch in our plant stands decades of collective experience in carbohydrate chemistry and large-scale processing. We’ve invested in refining steam-cooking and precise spray-drying methods so our soluble starch maintains consistent quality from the first batch to the last every year. It’s not just about running machines; it’s about control in every step. Through constant in-house monitoring and hands-on testing, our team ensures every shipment meets its intended performance standard, whether destined for a research lab or industrial application.
We market our product—model SS-10—based on honest, in-plant numbers. We target an average degree of polymerization suitable for analytical and industrial use, and we measure solubility in aqueous media at 20°C and 95°C, optimizing cooking and dissolution for both small and large volumes. Most batches yield a white, free-flowing powder, unadulterated, with a moisture content kept reliably below 8%. Tell us you want a tighter moisture range or finer particle size, and our engineers have the tools to answer.
Batch-to-batch variation can ruin repeatability in both QC labs and factory lines. By owning every part of the process, from raw corn selection to final milling, we keep ash and protein levels low. That means less interference in analytical methods and in food and paper applications. Compared with common pregelatinized or native starches, our soluble version dissolves rapidly in room-temperature water, so you skip the labor and heating needed when working with raw material or lower-quality imports.
Most orders ship to labs doing iodine titrations or preparing bacterial media. Based on customer feedback, directly soluble starch simplifies the titration workflow—no clumping, no pre-heating, no filtering cloudy suspensions. Chemists measuring amylase activity or students learning classic titrations often share how a straightforward solution cuts both prep time and uncertainty in endpoint detection. In culture media, users notice how our soluble starch helps maintain clarity, boosts batch-to-batch consistency, and doesn’t introduce background particulates that could affect cell growth or interfere with spectrophotometry.
On the industrial side, manufacturers often select our product for binder and sizing operations in paper making, or as a thickener in non-food items where low protein and fat are critical. Working closely with R&D teams at customer sites, we’ve reformulated batches to give either faster hydration or tighter viscosity curves, depending on downstream needs. Our own staff have tested the viscosity profiles using rotational viscometers to ensure what we deliver reacts predictably every time.
Years ago, most starches marked “soluble” left residue when mixed with cold water, forcing users to spend valuable time trying to dissolve lumps or recover the intended concentration. Our own lab realized the issue went back to the source—only specific starches from certain corn types, treated under controlled temperatures and shearing rates, yield true water solubility. By investing in these controlled production steps, we created a product that reliably clears in cold water, not just warm. This means reduced time and waste, less frustration during critical analytical procedures, and easier transfer of methods between teams or sites.
Native starch needs cooking to dissolve completely. Even so-called pregelatinized starches can leave fine haze or granules unless handled just right. In applications such as enzyme assays or high-performance lab methods, even small amounts of insoluble material skew readings. Our soluble starch reduces this error. In food and beverage plant trials, QC managers have pointed out that the soluble version doesn’t add off-flavors or haze to test batches, supporting more accurate bench-to-plant scaling.
Some customers want to compare our soluble starch to dextrins or acid-modified starches. We always point out that dextrins, though used for solubility, generally display lower molecular weight distributions and altered film-forming behavior. This can dramatically affect mouthfeel in food, binding in tablets, or film properties in adhesives and coatings. Our soluble starch avoids the extremes, blending high solubility with controlled viscosity so it acts as a clean ingredient or analytical material without introducing unexpected changes.
Running our own plant means we see every variable. From incoming grain inspection—moisture, mycotoxins, microbiology—to process controls like pH monitoring, temperature, and residence time in the jet-cooking step. Each lot gets a certificate of analysis showing test results: solubility index, clarity, color, and trace contamination. Site QC teams check not only for classical purity, but also for microbial safety—especially crucial when our material goes to microbiology or pharmaceutical customers. In high-use applications, our years of data have helped us set tighter internal benchmarks than common pharmacopeias or food codes require.
Unlike trading houses that move product from a string of subcontracted sources, we offer full traceability. Every batch can be traced from field to final package. We don’t rely on third-party packagers, so bag integrity, labeling, and even pallet stability have been refined over dozens of production cycles to reduce both breakage and logistical headaches for our shipping and warehousing teams.
During the pandemic and recent supply shocks, firms relying on spot market brokers or “just-in-time” delivery from resellers faced sudden dry spells, supply mismatches, and unexplained changes in material characteristics. Because we manufacture directly and work with longstanding local farmers and logistics groups, we keep our supply chain transparent and robust. This reduces surprises and keeps our clients’ research and production lines running—something they continue to mention in service reviews. Last year alone, several academic labs told us uninterrupted supply helped them publish key results on time, due in part to reliable raw materials.
Many new customers discover from previous suppliers that the term "soluble starch" gets applied inconsistently around the world. Specifications for solubility, water clarity, and even granule size can differ depending on origin. Instead of guessing or sending product for extra offsite testing, clients have relied on our internal batch records and open sharing of manufacturing methods. We believe this transparency helps our partners meet regulatory demands and speeds up both new user onboarding and troubleshooting.
Direct contact with users shapes how we improve, not just what we claim in data sheets. For example, one customer developing rapid glucose detection strips found their old starch left background haze in colorimetric wells. After visiting their site, we ran side-by-side filtrations with our plant’s soluble starch, showed how our process produced a clearer solution, and modified future batches to suit their needs. Feedback like this drives our investments: a new filter press, better sieving equipment, or even re-training staff to recognize subtle quality shifts before shipments leave the warehouse.
Trouble in mixing, storage, or scale-up finds its way back down our chain so we stop issues before they repeat. For industrial buyers, packaging can matter as much as powder performance. Early bulk shipments led to caking during humid shipping seasons, so our team R&D’d better moisture barriers and redesigned internal liners, solving the problem within two quarters. These aren’t theoretical improvements; they each sprang directly from the challenge of putting starch into the hands of people who depend on it daily.
Different industries demand different technical features. Pharmaceuticals tend to prize purity and low endotoxin counts, so our QA runs extra tests for these markets. Food applications often center on clean taste and white color, so we tweak steam treatment times and drying methods for improved brightness. The biggest user segment—analytical labs—requires predictable iodine reaction curves and solubility under precise conditions. Having seen so many industries work the same powder in wildly different ways, our teams learn and adapt, building diverse testing protocols and batch logs tailored to how customers actually use our product.
Many clients report switching to our soluble starch after frustrating experiences with off-standard batches from bulk commodity sources. Often, their main concern isn’t price—it’s consistency. Being able to predict viscosity or reaction time batch after batch lowers risk across research, quality control, and scaled manufacturing. Our feedback loops (both machine and human) help us catch deviations before they become problems for users.
As an original manufacturer, we work right at the intersection of agricultural reality and chemical transformation. Sustainability can’t just be a talking point for us. Using corn from pre-approved, local acreage cuts down transport, lowers our carbon footprint, and lets our procurement teams respond quickly to major weather events or crop failures. Waste from the soluble starch process either gets recycled into cattle feed or returned to local composters rather than being trucked off to landfills. We’ve trimmed water and energy use every year for a decade, incentivizing teams to spot inefficiencies and deliver practical improvements that withstand the demands of a real, running plant.
Investing in local talent—chemists, operators, logistics staff—keeps knowledge and economic value in the communities where we operate. Open plant days for local teachers and small business owners give us feedback from people outside the usual industrial echo chamber. Some of the tweaks suggested by visitors have led to improvements in safety signage, lighting, and even the layout around our loading docks.
No batch leaves our facility without clearing a battery of checks. Even with years of experience, no process can guarantee zero problems, but how a manufacturer responds makes all the difference. If a customer reports unexpected viscosity or an issue with color, our technical support teams dive into retained samples, check line logs, and often simulate the customer’s method in our own pilot lab. This approach—testing, asking, and verifying—has solved more problems than any automated system could ever manage on its own.
Overuse of certain chemicals in the past led to process variations that cropped up in long-term storage stability for some clients. Tracing this back, our plant shifted to milder, food-grade treatments only, even for technical-grade lots. Redesigning storage silos to combat humidity spikes improved shelf-stability, based on honest customer and warehouse reports. Every season brings new challenges: a bumper crop means more raw material, but it also means more potential for variability. Our team regularly reviews incoming lots for color and solubility, culling or blending material as needed. These are decisions best handled in-house, rather than left to distant speculators.
Being a direct manufacturer, we hear from buyers who have tried other products, including imports and versions supposedly similar to ours. What they often discover is that not every product marketed as soluble starch holds up to repeat use. Sometimes, the difference comes down to real-world testing—starch from one region takes longer to dissolve, or tastes different in food products, or adds unwanted haze in analytical work. Instead of chasing the lowest cost per kilo, we focus on minimizing total cost of use: fewer failed batches, less time spent filtering or troubleshooting, and more predictable results.
In fast-paced sectors, speed matters. One biotech pilot plant won a grant after ramping up production using our soluble starch for enzyme production—ultimately because prep time dropped and repeatability improved. Our partnerships extend beyond simple sales; regular technical check-ins, follow-ups after product changes, and good-faith sharing of batch histories build mutual trust and help clients achieve ambitious project timelines.
Soluble starch might seem a mature category, but there’s always room to push boundaries. Over the past five years, we’ve piloted smaller mesh sizes after hearing from the pharmaceutical sector, and redesigned labeling for food traceability regulations. Our engineers trial ways to lower production temperatures, reducing energy loads and boosting solubility for certain advanced chemical processes. Open-door feedback from users outside the chemical sector—including artists and niche food brands—helped us rethink packaging sizes and lot labeling.
We don’t chase every trend, but we do listen. Supporting schools and labs with donations keeps our teams in touch with the next generation of scientists who’ll bring new requirements. As regulatory environments become stricter, our own labs stay ahead by trialing non-traditional testing and gathering analytics that might not be legally mandated yet, but already matter to visionaries and early adopters. Every technical challenge, every failed experiment, and every successful pilot deepens our understanding—not just of starch, but of the people who trust it.
Many products can claim purity, solubility, or consistency, but those words mean little without practical proof. In our experience, real value lies in showing, not just telling—opening up our processes, offering direct support, and owning up to both strengths and failures. Working with soluble starch every day, building from the field through the factory to the end-user bench, has taught us that what matters isn’t only product—it’s process, people, and a willingness to keep learning. That’s the difference you find in every bag of soluble starch we produce.