Pipette Graduated
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Product Code : SCL-CLE-12380
The StemAids Graduated Pipette is a high-precision volumetric instrument engineered for the versatile delivery of variable liquid volumes in demanding laboratory environments. Compliant with ISO 835 standards, this Borosilicate 3.3 glass apparatus is optimized for University, Vocational, and Research laboratories requiring definitive volumetric precision and superior chemical resistance during complex reagent dispensing and analytical titration workflows.
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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Calibration Standard |
Calibrated to Deliver (Ex) |
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Accuracy Class |
Class A / AS (High Precision) |
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Graduation Type |
Permanent high-contrast ceramic enamel (Amber/Blue) |
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Bore Geometry |
Precision-uniform capillary bore for linear meniscus travel |
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Chemical Durability |
Class 1 Hydrolytic Resistance (ISO 719) |
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ISO Compliance Code |
ISO 835 / DIN 12699 |
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HS Code |
7017.90 (Laboratory Glassware) |
Key Pedagogical Outcomes (Bloom’s Taxonomy Alignment)
Feature: Permanent Linear Graduations Outcome: Facilitates student "Analysis" of multi-step dilutions by providing precise feedback for variable aliquot volumes within a single aspiration cycle.
Feature: Precision-Ground Delivery Tip Outcome: Supports the "Application" of standardized drainage constants and "zero-point" delivery, ensuring students master high-fidelity analytical techniques.
Feature: High-Clarity Borosilicate 3.3 Outcome: Enables the "Evaluation" of liquid properties and meniscus alignment, supporting the reduction of subjective measurement error in quantitative chemistry modules.
Feature: ISO Class A Tolerance Alignment Outcome: Promotes "Understanding" of systematic vs. random error, allowing for the calculation of high-confidence intervals in statistical laboratory reporting.
International Logistics & Compliance
StemAids operates a specialized export-ready framework to maintain the structural and metrological integrity of precision glassware throughout the global supply chain:
Packaging: Export-grade seaworthy crating (ISPM-15 compliant) utilizing internal high-density longitudinal supports to protect the elongated glass shafts from vibrational stress and fracture.
Documentation: Includes Manufacturer’s Authorization Form (MAF), batch-specific IQ/OQ/PQ Certification, and technical User Manuals in English.
Durability: Tropicalized design tested for operation in demanding climates (up to 45°C and 90% Humidity), ensuring graduation markings remain chemically resistant and legible under intensive use.
Direct OEM Sourcing Advantages
Procurement via the StemAids vertical manufacturing channel provides institutional stakeholders with definitive factory-direct authority and technical assurance:
In-house Precision Calibration: Every pipette undergoes rigorous gravimetric verification to ensure strict adherence to ISO 835 Class A volumetric tolerances.
Vertical Quality Integration: Total oversight of the glass-forming and annealing cycles results in a low-strain glass matrix, significantly increasing the mechanical lifecycle of the instrument.
Batch-Tested for Uniform Reliability: Every production run is subjected to thermal-shock and hydrolytic-resistance tests to meet the definitive standards required for international tenders.
Direct Factory Spares Availability: Guaranteed long-term availability of specific capacities and compatible pipette controllers to prevent laboratory downtime and ensure asset continuity.
