Shijiazhuang Zhongzheng Technology Co., Ltd.
| Material | Stainless Steel, Carbon Steel |
| Supply Ability | 200 sets / days |
| Size | Customized |
| Payment Terms | L/C,T/T |
| Delivery Time | 2 months |
| Design Pressure | 0.1-10 Mpa |
| Applications | Chemical, Food Processing, Beverage Processing, Brewing, Metallurgy, Oil Refining, Pharmaceuticals |
| Place of Origin | China |
| Certification | ASME,ISO 9001,CE, NSF/ANSI 61, WRAS, ISO 28765, LFGB, BSCI, ISO 45001 |
| Brand Name | Center Enamel |
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Product Specification
| Material | Stainless Steel, Carbon Steel | Supply Ability | 200 sets / days |
| Size | Customized | Payment Terms | L/C,T/T |
| Delivery Time | 2 months | Design Pressure | 0.1-10 Mpa |
| Applications | Chemical, Food Processing, Beverage Processing, Brewing, Metallurgy, Oil Refining, Pharmaceuticals | Place of Origin | China |
| Certification | ASME,ISO 9001,CE, NSF/ANSI 61, WRAS, ISO 28765, LFGB, BSCI, ISO 45001 | Brand Name | Center Enamel |
| High Light | SIP reactor sterilization ，chemical reactor design ，SIP reactor applications | ||
What Is a SIP Reactor? Sterilization, Design & Applications
Answering the core question: What is a SIP reactor, and how does in-place steam sterilization guarantee aseptic operation? An SIP reactor is a vessel engineered to be sterilized in situ with saturated steam at 121-134 degree C for 15-30 min, achieving a sterility assurance level (SAL) of 10 to the minus 6 - a probability of a non-sterile unit below one in a million. Thermocouple mapping validates that every surface, including dead-legs, reaches the kill temperature. Sterile 0.2 micrometer vents, double mechanical seals with barrier fluid, and aseptic valves keep the reactor at below 1 CFU/100 mL after cooling, enabling aseptic bioprocessing in 0.05-20 m3 vessels without removal to an autoclave.
Core Operating Principles of SIP Reactors
Major Types of SIP Reactors
SIP Reactor Components Comparison Matrix
| SIP Component | Sterilization Method | Temp / Time | Assurance |
|---|---|---|---|
| Vessel Shell | Saturated steam | 121-134 degree C / 15-30 min | SAL 10^-6 |
| Vent Filter | Steam-in-place | 121 degree C / 30 min | 0.2 micrometer sterile |
| Transfer Lines | SIP + aseptic valve | 121 degree C / 20 min | <1 CFU/100 mL |
| Seals (DMS) | Barrier fluid sterile | Continuous | No ingress |
Frequently Asked Questions (FAQ)
Q: What does SAL 10 to the minus 6 mean for an SIP reactor?
A: Sterility Assurance Level of 10 to the minus 6 means the probability of a non-sterile unit is less than one in a million after the validated steam cycle.
Q: Why steam rather than chemical sterilization?
A: Saturated steam at 121-134 degree C penetrates all wetted surfaces and leaves no toxic residue, ideal for aseptic pharma and bioprocess use.
Q: How is the SIP cycle proven effective?
A: Thermocouple mapping shows the coldest point reaches the kill temperature for the full dwell; biological indicators (Geobacillus) may confirm the log reduction.
Q: What keeps the reactor sterile after cooling?
A: 0.2 micrometer sterile vents, double mechanical seals with sterile barrier fluid, and aseptic diaphragm valves prevent microbial ingress during transfer and hold.
Company Details
Business Type:
Manufacturer
Year Established:
2008
Total Annual:
100,000,000-200,000,000
Employee Number:
400~500
Ecer Certification：
Verified Supplier
Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) is a leading high-tech enterprise specializing in the research, development, manufacturing, and sales of a diverse range of equipment. Our core business revolves around providing top-tier solutions, including Glass-Fused-to-Steel (GFS) tank... Shijiazhuang Zhengzhong Technology Co., Ltd (Center Enamel) is a leading high-tech enterprise specializing in the research, development, manufacturing, and sales of a diverse range of equipment. Our core business revolves around providing top-tier solutions, including Glass-Fused-to-Steel (GFS) tank...
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