High Purity Proteinase K for Nucleic Acid Isolation and Protein Digestion - Reliable Supplier
Discover the power of Proteinase K, the essential serine protease for advanced molecular biology applications. As a trusted manufacturer and supplier, we provide high-purity enzyme solutions for DNA/RNA extraction, protein digestion, and diagnostic needs. Get your competitive quote today.
Get a Quote & SampleUnlocking Precision in Molecular Biology: The Proteinase K Advantage

Premium Proteinase K
As a leading Proteinase K manufacturer and supplier in China, we offer exceptionally pure enzyme for critical molecular biology applications. Our Proteinase K ensures optimal performance in nucleic acid isolation and protein digestion, making us a preferred partner for research institutions and diagnostic kit developers worldwide. Benefit from our stable supply chain and competitive pricing when you buy Proteinase K for your laboratory needs.
- Exceptional Purity for Reliable Nucleic Acid Isolation: Our Proteinase K effectively removes contaminating proteins and inactivates nucleases, safeguarding your DNA and RNA integrity for downstream analysis.
- Broad-Spectrum Protein Digestion Capabilities: This versatile enzyme is ideal for complex protein breakdown, essential in various biochemical assays and purification processes.
- Superior Stability and Activity: Engineered for resilience, our Proteinase K remains active across a wide pH range and in the presence of denaturing agents like SDS and urea, ensuring consistent results even under challenging conditions.
- Trusted Manufacturer for Diagnostic Applications: Source high-quality, batch-consistent Proteinase K that meets the stringent demands of diagnostic assay development, ensuring the reliability of your molecular tests.
Key Advantages of Our Proteinase K for Your Research and Production
Unmatched Purity and Consistency
Source your essential molecular biology reagents from a dedicated Proteinase K supplier. Our enzyme is rigorously tested for purity, ensuring no interference with sensitive downstream applications like PCR and sequencing, crucial for accurate results.
Enhanced Stability for Diverse Protocols
Proteinase K's remarkable stability across varying pH levels and temperatures, along with its tolerance to detergents and denaturing agents, makes it a versatile tool for any laboratory. This robustness is key when you need to buy Proteinase K for challenging sample preparations.
Cost-Effective Sourcing from a Premier Manufacturer
As a leading Proteinase K manufacturer, we offer competitive pricing without compromising quality. Secure a reliable supply chain for your research or production needs, ensuring you always have access to this vital enzyme at an optimal price.
Diverse Applications Driving Scientific Innovation
Nucleic Acid Isolation
Proteinase K is indispensable for lysing cells and inactivating DNases and RNases, thereby protecting DNA and RNA during extraction. This makes it a cornerstone reagent for researchers aiming to buy Proteinase K for genomics and molecular diagnostics.
Protein Digestion and Purification
Its broad-spectrum enzymatic activity makes Proteinase K highly effective in breaking down proteins in cell lysates, crucial for releasing nucleic acids and for purifying biological samples. Consider our bulk Proteinase K for your manufacturing needs.
Molecular Diagnostics
In diagnostic assay development, the consistent purity and activity of Proteinase K are paramount for reliable sample preparation. Partner with us, a trusted supplier, to ensure the quality of your diagnostic kits.
General Biochemical Research
From inactivating enzymes in reaction mixtures to aiding in the identification of microorganisms, Proteinase K's versatility supports a wide array of research endeavors. Explore our product offerings to buy Proteinase K that fits your specific research goals.