Stalagmometer
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Product Code : SCL-CLE-12367
Engineered for the quantitative determination of liquid surface tension via the drop-weight method, the StemAids Stalagmometer facilitates precise volumetric analysis of liquid-air interfaces. Compliant with ISO 3585 Borosilicate 3.3 standards, this instrument is optimized for University and Vocational physical chemistry curricula, ensuring repeatable drop formation for high-accuracy surfactant characterization and molecular force evaluation.
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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Apparatus Design |
Traube’s Model with integrated capillary and reservoir bulb |
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Graduation Type |
Permanent, high-contrast ceramic markings for volumetric tracking |
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Chemical Durability |
Class 1 Hydrolytic Resistance (ISO 719) |
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Thermal Stability |
Calibrated for linear accuracy across standard laboratory temperature ranges |
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ISO Compliance Code |
ISO 3585 / ASTM E438 Type I, Class A |
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HS Code |
9027.89 (Instruments for Physical or Chemical Analysis) |
Key Pedagogical Outcomes (Bloom’s Taxonomy Alignment)
Feature: Calibrated Capillary GraduationsOutcome: Facilitates student "Analysis" of the relationship between liquid density and drop weight, enabling the derivation of surface tension constants.
Feature: Integrated Reservoir BulbOutcome: Supports the "Application" of statistical sampling by providing sufficient volume for extended drop-count trials, reducing margin of error.
Feature: Borosilicate 3.3 InertnessOutcome: Enables the "Evaluation" of diverse chemical solutes and organic solvents without risking material degradation or ionic leaching.
Feature: Precision-Ground TipOutcome: Promotes the "Understanding" of fluid dynamics and meniscus formation, ensuring uniform drop detachment for repeatable data acquisition.
International Logistics & Compliance
StemAids maintains a specialized export framework to ensure scientific instrument integrity during global institutional fulfillment:
Packaging: Export-grade seaworthy crating (ISPM-15 compliant) featuring bespoke internal high-density cushioning to secure fragile glass capillaries against vibrational stress.
Documentation: Includes Manufacturer’s Authorization Form (MAF), IQ/OQ/PQ Certification, and comprehensive Technical User Manuals in English.
Durability: Tropicalized design tested for operation in demanding climates (up to 45°C/90% Humidity), ensuring the glass matrix remains free from hydrolytic clouding.
Direct OEM Sourcing Advantages
Procurement via the StemAids vertical manufacturing channel provides definitive factory-direct authority and long-term asset security:
In-house Precision Calibration: Every stalagmometer undergoes rigorous volumetric verification to ensure uniform capillary flow rates across all production batches.
Vertical Quality Integration: Complete oversight of the glass annealing process ensures a low-strain matrix, significantly increasing hardware lifespan in high-use educational environments.
Batch-Tested Reliability: Every production run is subjected to thermal-shock and chemical-resistance testing to maintain definitive scientific standards for international tenders.
Direct Factory Spares Availability: Guaranteed long-term availability of specific replacement components and matching support stands to prevent laboratory downtime.
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