Tengfei Creation Center,55 Jiangjun Avenue, Jiangning District,Nanjing admin@sinochem-nanjing.com 3389378665@qq.com
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Alkaline Protease

    • Product Name Alkaline Protease
    • Alias Subtilisin
    • Einecs 232-642-4
    • 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
    Specifications

    HS Code

    842430

    Product Name Alkaline Protease
    Enzyme Type Protease
    Appearance Light yellow powder
    Activity Unit U/g
    Optimal Ph 8.0-11.0
    Optimal Temperature 40-60°C
    Solubility Soluble in water
    Source Microbial fermentation
    Cas Number 9014-01-1
    Stability Stable under alkaline conditions
    Application Detergents, leather, food, pharmaceuticals
    Molecular Weight Varies depending on source (commonly 20-30 kDa)
    Odor Slight fermentation odor
    Storage Condition Cool, dry place, avoid direct sunlight
    Hazard Statement May cause allergy or irritation upon inhalation

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

    Packing & Storage
    Packing Alkaline Protease is packaged in a 25 kg net weight, sealed, high-density polyethylene (HDPE) drum, with moisture-proof lining.
    Shipping Alkaline Protease is shipped in sealed, moisture-proof containers to maintain stability and prevent contamination. Packages are labeled according to safety regulations, with temperature conditions controlled where required. Standard shipping methods include air, sea, and land transport, ensuring prompt and secure delivery. Handling instructions are provided to ensure safe and compliant transit.
    Storage Alkaline Protease should be stored in a cool, dry, and well-ventilated area, away from direct sunlight and moisture. Keep the container tightly closed to prevent contamination and degradation. Ideal storage temperature ranges from 4°C to 25°C. Avoid contact with strong acids or oxidizing agents. Proper storage maintains enzyme activity and extends shelf life.
    Application of Alkaline Protease

    Purity 99%: Alkaline Protease Purity 99% is used in detergent formulations, where it enhances stain removal efficiency on fabrics.

    Molecular Weight 28 kDa: Alkaline Protease Molecular Weight 28 kDa is used in leather processing, where it accelerates dehairing without damaging the collagen structure.

    Activity 200,000 U/g: Alkaline Protease Activity 200,000 U/g is used in protein hydrolysate production, where it increases protein solubilization and peptide yield.

    Stability Temperature 60°C: Alkaline Protease Stability Temperature 60°C is used in industrial washing processes, where it maintains enzymatic activity for high-temperature cleaning.

    Particle Size <80 mesh: Alkaline Protease Particle Size <80 mesh is used in solid enzyme preparations, where it allows uniform dispersion and rapid dissolution.

    pH Stability Range 8.0–11.0: Alkaline Protease pH Stability Range 8.0–11.0 is used in textile desizing, where it ensures effective starch removal under alkaline conditions.

    Endotoxin Level <10 EU/g: Alkaline Protease Endotoxin Level <10 EU/g is used in pharmaceutical enzyme applications, where it minimizes contamination risk.

    Residual Moisture <5%: Alkaline Protease Residual Moisture <5% is used in feed additive production, where it improves shelf life and stability during storage.

    Thermal Denaturation Point 65°C: Alkaline Protease Thermal Denaturation Point 65°C is used in food processing, where it enables enzymatic reactions at elevated process temperatures.

    Isoelectric Point 9.5: Alkaline Protease Isoelectric Point 9.5 is used in peptide synthesis, where it provides optimal performance during selective protein cleavage.

    Free Quote

    Competitive Alkaline Protease 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.

    We will respond to you as soon as possible.

    Tel: +8615371019725

    Email: admin@sinochem-nanjing.com

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    Certification & Compliance
    More Introduction

    Alkaline Protease – Practical Benefits from the Manufacturing Floor

    Direct Experience with Alkaline Protease Production

    In over two decades of working with enzymes, few products have seen such consistent, grounded value in everyday factory use as our alkaline protease. This enzyme, produced through controlled fermentation, has become a core staple in industrial applications. We understand what goes into a batch—no shortcuts, no bull. Every fermentation cycle starts with carefully selected Bacillus strains known for their stability and high enzyme expression. Tune fermentation pH, watch your aeration rig, and keep things clean, and you’re rewarded with a robust protease that gets down to work in high-alkaline environments.

    Our mainstay is the AP-880 series, an off-white granular or powdery material with potent activity that clocks in at 80,000 to 120,000 units per gram, depending on batch targets. We keep a close eye on moisture content—typically 8% maximum—since too much means caking in the tote, too little leads to dust problems in the blender. End-use performance, as our line operators and technical staff remind us, often comes down to these nitty-gritty production details.

    What Makes Alkaline Protease Useful?

    Alkaline protease isn’t a lab showpiece; it’s built for grinding through tough proteins. It has a broad pH range (8.5 to 11.5), which means it stays active where most enzymes sputter out. This lets cleaning formulators design products that work hot and high, in both water treatment and heavy-duty detergent blends. On our floor, every batch gets tested for both activity and shelf life, because enzyme decay translates directly to customer complaints and unnecessary tech support cycles.

    We make our batches compatible with sodium sulfate carrier systems, so granules flow and mix without clumping. Solubility comes standard—never an afterthought. This product disperses rapidly, tough on protein-based stains and residues. Breweries tell us it knocks out haze-forming proteins that other enzymes can’t touch. In wastewater plants, operators get better breakdown of sludge proteins, which means less fouling in aeration tanks and lower hauling costs. Our quality benchmarks arose after listening to customers battle real-world problems—we’ve modified strain selection and process filtration to deliver a cleaner, lower-ash product with each iteration.

    How We Keep Alkaline Protease Consistent

    Some manufacturers cut corners with inconsistent fermentation media. We don’t. We standardized on food-grade soybean meal and corn steep liquor for growth, balanced with micronutrients based on trace metal analysis. Temperature ramps during fermentation are locked to well-characterized curves—excessive heat means shorter enzyme chains, dropping overall stability. Regular in-process sampling calls out problems before we move to downstream separation. After fermentation, we move to microfiltration, spray drying, and blending, each step tracked and logged.

    Enzyme output varies by strain health, feed batch, and subtle shifts in the plant’s utility infrastructure. We learned early that batch-to-batch variation creates downstream headaches in customer blending operations. To knock this out, we instituted direct batch analytics: each drum holds a sample for full activity, moisture, and contamination screening. If a customer calls with a challenge, we can walk back to the exact tank, the operators on shift, and every analytical step taken. We built our name on this traceability, and we refuse to compromise.

    Where Alkaline Protease Shows Its Strengths

    On the factory floor, alkaline protease goes into industrial laundry detergents, food processing aids, wastewater operations, leather processing, and bio-processing for animal feed. Talking to detergent chemists, we found that protein stains remain among the hardest to remove, especially at higher wash pH. Try shifting temperature profiles and some proteases fall apart; ours stays active up to 60°C, which keeps commercial dishwashers and tunnel washers humming at efficiency.

    Food factories use our enzyme for deproteinizing animal byproducts, clarifying broths, and boosting hydrolysis yields. We work with R&D labs on optimizing dosages—going “more is better” wastes money. Each application gets full technical support drawn from years spent scaling pilot facilities to full production runs. No theory needed: on average, plants realize a 20–30% boost in protein breakdown efficiency after refining their formulations with our team.

    How Alkaline Protease Differs from Alternative Enzymes

    It’s easy to lump all proteases together, but actual performance varies widely. Many buyers ask why not just use neutral or acid proteases. Acid proteases excel in cheese and brewing; they collapse at alkaline pH. Neutral proteases serve best for food debittering, but lose punch in high-pH cleaners. Our alkaline protease functions best where the pH exceeds eight, working in both liquid and powder blends. It also offers a broader action range against casein, soy protein, and meat residues.

    Some residue-sensitive industries demand low-dust solutions. We cap dust particles below 100 microns using post-spray granulation. Where finer powders clog, especially in automated dosing systems, we offer a stabilized granule format. This format reduces product loss in spray towers and cuts inhalation risk in high-volume blending operations. These developments came from collaborating with partners in Asia-Pacific detergent factories, where fine powder often migrates in non-temperature-controlled warehouses.

    Reliability and Support from Long-Term Production Know-How

    Customers face real risks if quality slips—product recalls, lost contracts, safety audits. Our experience comes from managing these risks up close. Each new production line starts with pilot fermentation, followed by scale-up and full environmental-persistence testing in target application systems. We’ve built in one-on-one consulting support, helping customers tune enzyme dose, optimize cleaning cycles, and troubleshoot blending failures. No need to wade through ambiguous tech manuals.

    Documentation of enzyme provenance, residue analysis, and GMO status builds trust down the value chain. We routinely audit our supply chain, ensuring no feedstock variation and traceable, controlled handling. Over twenty years, we’ve seen how minor feedstock substitutions in other factories can send batch activity plummeting, costing customers unforeseen downtimes. By running every feed material through quality screens and refusing run-of-the-mill suppliers, we keep a steady hand on product performance.

    Building for the Future – Process Improvements and Customer Feedback

    Our review meetings pull data from customer complaints, batch yields, and downstream blending trials. Actual improvement stems from persistent, incremental changes. Last year we updated our fermentation monitoring system, adding automated dissolved oxygen feedback, which cut batch failures by 15%. We invested in a dust extraction rotary granulator, producing cleaner batches for automated dishwash detergent lines. Whenever we consider a new change, we validate with real-world pilot plants before committing to full production.

    We involve customers in these changes. Their feedback led us to revise our packaging line to ten-kilo, UV-stable bags after complaints about premature enzyme decay in humid regions. Food processors in Brazil demanded a lower-ash profile; we improved separation post-fermentation. These shifts aren’t cosmetic—they address actual pain points reported by formulation chemists, line operators, and production managers facing strict specification windows.

    Why Our Alkaline Protease Delivers More Than Standard

    The day-to-day difference comes down to enzyme stability and target protein specificity. Most imports offer standard activity without screening for contaminant residues, often leading to product browning or erratic pH drops during shelf life. We maintain strict contaminant testing and advanced process filtration, especially after one incident where a missed filtration cycle led to reported product darkening in a customer’s clear detergent gel.

    Because our fermentation system minimizes non-protease byproducts, we offer a cleaner profile—this shows up as less ‘background’ degradation down the supply chain. In one case, a multinational cleaning company cited a two-month extension in detergent shelf life after switching to our product. That’s not a claim; it’s a repeat, verified result tracked by their labs, and we treat it as a benchmark for future production.

    Supporting Sustainability and Safety in Daily Operations

    We design alkaline protease production to cut waste and reduce the use of non-renewable resources. Waste fermentation broth goes for biomass fuel production. By cutting water use during downstream separation, we not only match regulatory discharge requirements, but also support customers aiming for green labeling. Every batch passes biodegradable residue analysis—a requirement for both environmental and customer safety.

    Safety procedures in our plant inform our recommendations to customers: consistent personal protective equipment, controlled humidity during blending, and mandatory bag dusting for high-speed lines. This isn’t just paperwork. In one factory trial, a missed dust check caused an enzyme spill, triggering allergic reactions. We use real incidents to refine our plant’s protocols and share these with our partners in the field.

    Technical Support Rooted in Real-World Practice

    Customers rarely have time to sift through academic articles when a production line goes down. Our technical support links directly to daily experience on our plant floor. Our on-call team comes from actual fermentation and blending backgrounds—they know what a fouled spray dryer or a blocked auger means in lost time and money. We offer troubleshooting grounded in firsthand knowledge, providing blend optimization, enzyme compatibility checks, and emergency dosing guidelines when specifications run off track.

    Formulation support often involves iterative trial batches at customer sites. Our team assists with blend ratios, pH buffering strategies, and compatibility with secondary surfactants and builders. Customers see reduced troubleshooting cycles because our advice comes from practical use cases, not marketing scripts. In detergent blending, we’ve helped slash protein residue complaints using our tailored enzyme distributions. Breweries and food hydrolysis operations benefit from our on-site support, where we dig into wash cycles, temperature mapping, and storage stability.

    Facing Industry Challenges Upfront

    The global cost of raw materials remains a persistent concern. Volatile prices for feed materials and shipping mean ongoing adjustments in batch economics. We maintain multi-source contracts and buffer stock in the plant, making sure no customer faces unplanned outages. Global regulatory pressures—labeling, documentation, traceability—keep growing. We take an open dialog approach, sharing full documents to keep supply chains audit-ready.

    Industry feedback highlights a growing emphasis on clean-label and GMO-free ingredients. We developed dedicated fermentation lines isolating GMO strains from non-GMO, providing documentation for both. This extra layer of compliance has allowed food producers to reach new export markets, especially as local regulations ramp up.

    Continuous Commitment to Practical Improvements

    We operate on real-world feedback, blending ongoing process improvement with hard-won technical know-how. No batch leaves the plant without tested, repeatable performance. We understand end users—industrial, food, and water treatment—expect reliability, safety, and technical partnership, not empty promises. Through regular plant tours, hands-on training, and transparent traceability, we support our product all the way to the end of the supply chain.

    If customers face process bottlenecks, residue complaints, or regulatory audits, our technical team responds directly. We hold ourselves accountable—no finger-pointing, no delegation to faceless departments. Our main goal is to see manufacturers and blenders succeed, knowing the enzyme came from a factory committed to doing things right, batch after batch.