Shanghai Orsin Medical Technology Co., Ltd.
Shanghai Orsin Medical Technology Co., Ltd.
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Red Cap Lithium Heparin Blood Tube Testing Rapid Separation Clot Activator Gel Separator

Product Details

Place of Origin: China

Brand Name: Orsin

Certification: ISO 13485

Model Number: Gel Clot ActivatoR

Payment & Shipping Terms

Minimum Order Quantity: 100/pcs

Price: Negotiation

Delivery Time: 1-4 weeks

Payment Terms: L/C,D/A,D/P,T/T,Western Union

Supply Ability: 20million/pcs/moth

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Specifications
Highlight:

Red Cap lithium heparin blood tube

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Testing lithium heparin blood tube

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Rapid Separation clot activator gel separator

Merit:
Convenient And Efficient
Shipping Options:
Sea, Air, Train
Sterilization Method:
Ethylene Oxide
Coagulant:
Orsin-specific Coagulant
Application:
Hospital, Laboratory, Clinic
Specialized Tube:
Clot Activator Tube
Shelf Life:
3 Years
Platelet Activity:
Stability Upheld
Advantages:
Superior Sample Quality
Anticoagulant Properties:
Excellent
Merit:
Convenient And Efficient
Shipping Options:
Sea, Air, Train
Sterilization Method:
Ethylene Oxide
Coagulant:
Orsin-specific Coagulant
Application:
Hospital, Laboratory, Clinic
Specialized Tube:
Clot Activator Tube
Shelf Life:
3 Years
Platelet Activity:
Stability Upheld
Advantages:
Superior Sample Quality
Anticoagulant Properties:
Excellent
Description
Red Cap Lithium Heparin Blood Tube Testing Rapid Separation Clot Activator Gel Separator
Red Cap Lithium Heparin Blood Tube Testing Rapid Separation Clot Activator Gel Separator
Attribute Value
Merit convenient and efficient
Shipping Options Sea, Air, Train
Sterilization Method Ethylene Oxide
Coagulant Orsin-specific coagulant
Application Hospital, Laboratory, Clinic
Specialized Tube Clot Activator tube
Shelf Life 3 Years
Platelet Activity Stability upheld
Advantages Superior sample quality
Anticoagulant Properties Excellent
Red Cap Vacuum Blood Collection Tube high-throughput testing rapid separation capability
Application Scenarios
Red-top vacuum blood collection tubes are primarily classified into two types with distinct purposes:
  • Additive-Free Plain Tube (Classic Red Top):
    • Contains no anticoagulants or clot activators; relies on natural blood coagulation to separate serum.
    • Suitable for: Serum biochemistry (liver/kidney function, cardiac enzymes, electrolytes), thyroid function, tumor markers, immunology (e.g., syphilis, HBV quantification), blood bank cross-matching.
  • Clot Activator Tube (Red or Orange-Red Top):
    • Interior coated with clot activators to accelerate coagulation (5-15 minutes).
    • Suitable for: Emergency biochemistry, rapid serological immunology, pharmacokinetic studies, and other time-sensitive tests.
Product Highlights (Comparative Table)
Feature Additive-Free Plain Tube Clot Activator Tube
Additive None Clot activator (uniformly coated)
Clotting Time Natural (30-60 minutes) Rapid (5-15 minutes)
Serum Quality Silicone-coated wall minimizes wall adhesion and hemolysis risk Uniform activation reduces fibrinogen precipitation; yields clear serum
Anti-Interference Additive-free, ideal for sensitive immunoassays Physical activation avoids chemical contamination
Application Scope Routine biochemistry, blood banking, long-term sample storage Emergency tests, rapid reporting
Usage Precautions
  1. Sample Handling Protocol:
    • Additive-Free Tube: After collection, let stand upright (no mixing). Incubate at 37°C for ≥30 minutes to accelerate clotting before centrifugation.
    • Clot Activator Tube: Invert gently 5-8 times immediately after collection (ensuring contact with activator). Let stand upright for 15-20 minutes before centrifugation.
  2. General Contraindications:
    • Never transfer blood from other tubes into red-top tubes to avoid cross-contamination.
    • Fill to the nominal volume (e.g., 6ml/10ml) to ensure proper serum yield.
    • Avoid vigorous shaking to prevent hemolysis.
❗ Critical: Inadequate mixing or insufficient standing time may cause "fibrin microclots" (jelly-like serum), affecting test accuracy (e.g., estradiol, Down syndrome screening).
Troubleshooting
Issue Cause Solution
Insufficient Fill Vacuum loss / venous collapse / needle not penetrating stopper Check tube seal; reposition needle or tap vein; insert needle vertically
Poor Serum Separation Inadequate mixing / insufficient standing time Re-invert tube; extend standing time to 30 minutes
Fibrin Microclots Incomplete fibrin precipitation Stir clot with wooden stick; re-centrifuge
Hemolysis Excessive mixing / needle scraping tube wall Gently invert; avoid needle contact with inner wall
Basic Parameters
Parameter Specifications
Volume 1ml-10ml (6ml/10ml most common)
Material Glass or PET plastic (shatter-resistant)
Storage Room temperature, dark; avoid freezing (prevents breakage)
Shelf Life Typically 2-3 years (verify packaging label)
Summary
Red-top vacuum blood collection tubes are indispensable for biochemistry and immunology testing due to their additive-free purity (plain tubes) and rapid separation capability (clot activator tubes). Strict adherence to protocols--distinguishing tube types, proper mixing, and standing time--is essential to ensure serum integrity. Clot activator tubes excel in emergencies, while additive-free tubes remain the gold standard for precision testing and long-term storage.
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