Respirometer with Stand
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Product Code : SCL-CLE-12361
The StemAids Respirometer with Stand is a high-authority analytical instrument engineered for the quantitative determination of oxygen consumption in respiring biological materials, such as germinating seeds or small organisms. Compliant with ISO 3585 and ASTM E438 Type I standards, this apparatus provides University and Vocational researchers with a calibrated, closed-system environment for precise gas exchange measurement via volumetric displacement.
Technical Specifications
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Tender Specification |
OEM Technical Detail |
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Material Grade |
Low-expansion Borosilicate 3.3 Glass (High Thermal Resistance) |
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Vessel Capacity |
100 ml (Bulbed Architecture) |
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Graduation Range |
75 ml to 100 ml with 1.0 ml subdivisions |
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Measurement Accuracy |
Precision-calibrated for volumetric oxygen uptake |
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Mounting Hardware |
Ruggedized heavy-duty support stand with adjustable bosshead/clamps |
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Auxiliary Components |
Integrated leveling tube for atmospheric pressure equalization |
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Chemical Resistance |
Class 1 Hydrolytic Resistance (ISO 719) |
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ISO Compliance Code |
ISO 3585 / ASTM E438 Type I, Class A |
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HS Code |
9027.89 (Scientific Analysis Instruments) |
Key Pedagogical Outcomes (Bloom’s Taxonomy Alignment)
Feature: Calibrated 1.0 ml Subdivisions Outcome: Facilitates student "Analysis" of metabolic rates by providing verifiable, high-resolution data on gas displacement over time.
Feature: Integrated Leveling Tube Outcome: Supports the "Application" of Boyle's and Charles's Laws by allowing users to normalize internal pressure against ambient atmospheric conditions.
Feature: Sealed Bulbed Vessel Outcome: Enables the "Evaluation" of respiratory quotients ($RQ$) in a controlled environment, isolating variables like temperature and substrate type.
Feature: Borosilicate 3.3 Construction Outcome: Allows for the "Creation" of complex physiological experiments involving chemical $CO_2$ absorbents without risking material degradation or caustic stress.
International Logistics & Compliance
StemAids operates with a focus on global institutional procurement standards, ensuring hardware longevity and delivery integrity:
Packaging: Export-grade seaworthy crating (ISPM-15 compliant) featuring bespoke internal high-density polyethylene (HDPE) cushioning to secure graduated glass components.
Documentation: Includes Manufacturer’s Authorization Form (MAF), IQ/OQ/PQ Certification (upon request), and comprehensive Technical User Manuals in English.
Durability: Tropicalized design tested for operation in demanding climates (up to 45°C/90% Humidity), protecting the metallic stand from oxidation and maintaining clear glass legibility.
Direct OEM Sourcing Advantages
By sourcing directly from the StemAids manufacturing facility, procurement officers secure vertical integration benefits:
In-house Precision Calibration: Every vessel is batch-verified for volumetric accuracy, ensuring definitive performance in high-stakes research and testing.
Batch-tested for Uniform Reliability: Glassware is annealed in computer-controlled lehrs to eliminate internal strain, significantly increasing impact resistance under vacuum.
Direct Factory Spares Availability: Immediate access to replacement graduated tubes, leveling components, and specialized clamps to prevent laboratory downtime.
Quality Traceability: Direct oversight of raw material sourcing ensures the highest grade Borosilicate 3.3, free from secondary-market impurities.
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