Biological Indicator
(Self-Contained)
USP<1229.2>Moist Heat Sterilization of Aqueous Liquids
Classification: Biological Indicators
Organism: Bacillus subtilis
Item No:
SLSLSB3-3/SLSLSB3-4/SLSLSB3-5/SLSLSB3-6
More into about the product:

Key words:

Keyword: Biological Indicator<br>(Self-Contained)

Details

Additional information:

Brand: Microdome Labs
Process: Moist heat 
Packing: 48 vial per box 
Microorganism:Bacillus subtilis
Regulations: ISO 11138-1
Initial Color: Red
Final Color: Yellow
Field of activity:
Healthcare, Pharmaceutical

Description:

MicroDome Labs' Moist Heat Sterilization Biological Indicator (Self-Contained Liquid Type).
① Polypropylene culture tube with perforated cap.
② Bacteria-retentive breathable membrane.
③ Cellulose-based spore carrier strip.
④Crushable glass ampoule containing sterile recovery growth medium and pH indicator.

Biological Indicator Microorganism:
High-purity Bacillus subtilis spores (Cell Line #35021)
Patented Design Features:
①Eliminates F-value variations caused by orientation (upright/horizontal/inverted) during use.
②Prevents compression of paper carrier by crushable ampoule in traditional upright positioning (which may compromise sterilization efficacy).

Applications:
①Validation and monitoring of direct steam contact sterilization cycles (per USP <1229.1>).
②Process validation for moist heat sterilization (e.g., liquid reagents/products).
③Performance qualification (PQ) of moist heat sterilization equipment.

Compliance:
①Manufactured in strict accordance with ISO 11138-1/3 standards.
②Meets current Chinese Pharmacopoeia (ChP) requirements.

Key Technical Notes:

①Self-contained system: Integrates spores, recovery medium, and pH indicator in a single unit.
②Crush ampoule mechanism: Ensures aseptic release of growth medium upon activation.
③Orientation-independent performance: Validated F<sub>Bio</sub> consistency across all operational positions (D-value: 1.0-5.0 min at 121℃).

 

Product Specifications

Produce Name Organism Item No. Spore Count Package
Biological Indicator for Moist Heat Sterilization for Aqueous Liquid (self-contained liquid biological indicator) Bacillus subtilis(Glass tube) SLSLSB3-3 103 48 vials/box
SLSLSB3-4 104
SLSLSB3-5 105
SLSLSB3-6 106
Biological indicator spore counting kit N/A MD-PF N/A 1 set/box

 

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