Glass Stirring Rod
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Product Code : SCL-CLE-12365
Engineered for chemically inert agitation of corrosive reagents, the StemAids Glass Stirring Rod is manufactured to ISO 3585 and ASTM E438 Type I standards. These fire-polished Borosilicate 3.3 rods ensure superior thermal-shock resistance and mechanical durability for University and Vocational chemistry laboratory workflows, effectively preventing cross-contamination during intensive solute dissolution and high-purity chemical processing.
Technical Specifications
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Tender Specification |
OEM Technical Detail |
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Material Grade |
Low-expansion Borosilicate 3.3 Glass |
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Edge Finish |
Precision Fire-Polished Rounded Ends (Shatter-Resistant) |
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Chemical Durability |
Class 1 Hydrolytic Resistance (ISO 719) |
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Thermal Stability |
Coefficient of Expansion |
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Surface Integrity |
Non-porous, high-clarity surface for zero reagent retention |
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Dimensions |
Available in standard lengths (150mm, 200mm, 250mm, 300mm) |
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ISO Compliance Code |
ISO 3585 / ASTM E438 Type I, Class A |
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HS Code |
7017.90 (Laboratory Glassware) |
Key Pedagogical Outcomes (Bloom’s Taxonomy Alignment)
Feature: Fire-Polished Perimeter Outcome: Minimizes mechanical abrasion and scratching of secondary glassware, ensuring safe "Application" of mixing protocols in high-frequency laboratory settings.
Feature: Borosilicate 3.3 Chemical Inertness Outcome: Eliminates ionic leaching and potential sample contamination, facilitating precise "Analysis" of pH-sensitive titrations and precipitation reactions.
Feature: High Thermal Resilience Outcome: Allows for the "Evaluation" of exothermic dissolution and hot-plate agitation without risk of material failure or stress fracturing.
Feature: Hydrophobic Surface Geometry Outcome: Ensures maximum reagent recovery and efficient decontamination, supporting the "Understanding" of precise quantitative transfer and volumetric accuracy.
International Logistics & Compliance
StemAids maintains an export-ready operational framework to satisfy the stringent requirements of international institutional procurement:
Packaging: Export-grade seaworthy crating (ISPM-15 compliant) featuring bespoke internal high-density cushioning to secure bundled glass units against vibrational stress.
Documentation: All consignments include a Manufacturer’s Authorization Form (MAF), Certificate of Conformity (CoC), and technical data sheets in English.
Durability: Tropicalized design tested for sustained operational performance in demanding climates (up to 45°C/90% Humidity), preventing hydrolytic degradation of the glass matrix during long-term storage.
Direct OEM Sourcing Advantages
Procurement via the StemAids vertical manufacturing channel provides definitive factory-direct authority and technical quality assurance:
In-house Precision Calibration: Every production batch is verified for dimensional straightness and fire-polished consistency to ensure laboratory safety.
Vertical Integration: Complete oversight of the glass-forming and annealing processes ensures a low-strain glass matrix, significantly increasing apparatus lifespan.
Batch-Tested Reliability: Every production run is subjected to chemical and thermal stress tests to maintain definitive scientific instrument standards for global tenders.
Direct Factory Spares Availability: Guaranteed long-term availability of bulk-pack replenishments to prevent curriculum interruption and ensure institutional asset continuity.
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