Description

Arco Specific Gravity Bottle 50mL with Teflon Stopper – Technical Overview

The precise determination of liquid density requires laboratory glassware engineered to exceptional tolerances. The Arco Specific Gravity Bottle 50mL with Teflon Stopper stands as a premier diagnostic instrument tailored for analytical chemistry density glassware applications. This Arco laboratory pycnometer leverages advanced structural design principles to deliver repeatable relative density measurements for chemical testing, pharmaceutical validation, and material manufacturing processes.

Constructed entirely from premium low-expansion borosilicate 3.3 glass, this Arco specific gravity bottle 50mL exhibits remarkable thermal shock resistance alongside deep chemical inertness against volatile organic compounds, acids, and bases. The integrated specific gravity bottle 50mL Teflon stopper completely solves the traditional freezing and binding issues frequently associated with standard ground-glass joints. The precision-engineered interchangeable PTFE component incorporates a straight capillary bore. This configuration lets excess testing fluid flow outward effortlessly as the stopper seats into the custom-ground neck, securing an exact fluid volume every single time.

Technical Specifications and Calibration Standards

To satisfy strict global industry requirements, this analytical assembly complies directly with standard international testing methodologies. Every Arco glass density bottle 50mL unit features a flat-bottomed stability profile to minimize accidental benchtop tipping hazards during analytical balance procedures. The core engineering specifications are detailed below to assist quality control procurement personnel.

Metrological and Physical Properties

• Nominal Volumetric Capacity: 50mL (individually adjusted at standard calibration temperatures)

• Glass Material Formulation: Grade 3.3 Borosilicate Glass (Strain Point 515°C, Softening Point 820°C)

• Stopper Configuration: Interchangeable premium PTFE (Teflon) with integrated fluid capillary bore

• Manufacturing Compliance: In accordance with ASTM-438, IS 5717, and DIN/ISO 3507 guidelines

• Traceability Markings: Durable matt-finished blue enameled marking region for effortless sample labeling

• Product Serial Group: Arco 1020161_3_NABL certified series compatibility

Structural Standards Comparison

The table below illustrates how the structural profile of this calibrated density bottle 50mL with Teflon stopper for chemistry lab deployments lines up against typical generic laboratory pycnometer alternatives available in the market.

Feature Parameter	Arco Scientific Pycnometer (50mL)	Generic Industry Alternatives
Material Build Type	Premium Grade 3.3 Borosilicate Glass	Standard Neutral Glass / Soda-Lime
Stopper Joint Sealing	Precision ground neck density bottle 50mL Arco brand	Rough unfinished manual taper joints
Chemical Wear Resistance	High resistance to strong acids and organic solvents	Moderate risk of structural etching
Thermal Expansion Matrix	Ultra-low linear expansion coefficient	Variable thermal expansion profiles
Cleaning Maintenance	Autoclavable design with smooth-sliding PTFE	Prone to joint freezing or glass breakage

Industrial Applications for the Arco 50mL Pycnometer Teflon Stopper

Industrial quality control protocols depend heavily on highly precise raw material identification. Utilizing the Arco specific gravity bottle 50mL with Teflon stopper technical specification parameters allows industrial laboratories across Bangladesh to evaluate sample purities quickly. When liquid samples contain subtle variations in chemical concentration, the overall liquid mass changes significantly relative to pure distilled water matrices.

Petrochemical testing laboratories rely on this lab grade pycnometer to verify the relative density profiles of fuels, heavy oils, and refined lubricants. In the paint and ink industries, measuring specific gravity ensures that pigment dispersion remains consistent throughout complex chemical blending operations. Food production facilities use these specialized instruments to monitor dissolved sugar content inside syrups, juices, and liquid ingredients during raw extraction. By integrating a highly durable, precision-milled capillary bore glassware layout, the item stops evaporation issues mid-measurement, preserving exact volume benchmarks for volatile fluids.

Volumetric Density Evaluation Protocols

Achieving repeatable findings with an Arco scientific pycnometer demands adherence to correct gravimetric sequences. Users must clean the borosilicate glass shell completely before beginning any analytical balance operations. Any lingering moisture or oily fingerprint residue left on the exterior walls can skew the initial mass calculation.

Phase 1: Cleanliness Verification

Soak the glassware assembly inside a mild laboratory detergent wash, rinse systematically with deionized water, and perform a final rinse using high-purity acetone. Allow the component parts to dry fully inside a low-heat laboratory drying cabinet. Never use high-pressure air hoses to blow out moisture, as this practice reintroduces fine oil particulates into the analytical chamber.

Phase 2: Empty Mass Measurement

Place the clean, completely dry bottle alongside its corresponding capillary bore stopper directly onto an analytical balance with a readability threshold of 0.1 mg. Record this exact dry weight as your base dry mass parameter.

Phase 3: Reference Fluid Calibration

Fill the vessel completely using freshly boiled and cooled distilled water. Insert the Teflon stopper steadily into the precision ground neck, allowing the excess water column to push cleanly out of the narrow capillary line. Wipe the exterior body dry using lint-free laboratory wipes, taking extreme care not to draw fluid out from the top of the capillary bore. Weigh the water-filled assembly and document the total mass to calculate the precise interior volume at your exact ambient room temperature.

Phase 4: Sample Testing Fluid Evaluation

Empty the calibration water completely, rinse out the interior chamber twice with small volumes of your target process fluid, and fill the bottle up to the rim. Seat the stopper once more, clear away any fluid overflow, and take the final mass reading on your analytical balance. Subtract the base dry weight to uncover the net mass of your target sample fluid.

Procurement Guide for Laboratory Ware in Bangladesh

Industrial operators looking to buy Arco specific gravity bottle 50mL Bangladesh products need to partner with reliable, verified suppliers to guarantee genuine glassware deliveries. Counterfeit laboratory glass products regularly suffer from poor thermal endurance and inconsistent internal volumes, leading directly to compliance failures during external audit cycles.

When searching for an authorized Arco specific gravity bottle 50mL supplier Dhaka enterprise, look closely for complete factory labeling, sharp crisp blue enamel printing, and genuine PTFE stopper pairings. The local industrial market includes several unauthorized traders supplying sub-standard glassware that cannot withstand standard laboratory autoclave processes. Choosing a vetted, professional importer ensures your operation receives original glassware protected by durable factory boxes. Bulk buyers operating out of industrial zones can request wholesale price structures to manage ongoing consumable costs across large-scale multi-facility operations.

Care, Cleaning, and Laboratory Maintenance

Preserving the long-term volume accuracy of your analytical chemistry density glassware requires strict handling safeguards. Borosilicate glass resists intense thermal environments perfectly, but rapid temperature changes should still be managed carefully to avoid structural fatigue over time.

• Avoid Harsh Abrasive Tools: Never insert stiff metal wire brushes or coarse abrasive sponges into the interior of the bottle. Microscopic scratches along the inside glass walls hold tiny air pockets that corrupt future volumetric fill levels permanently.

• PTFE Stopper Care: Store the Teflon stopper separately from the glass body when the instrument is not actively being used in analytical tests. Leaving the units joined for months can lead to fine dust trapping inside the joint seam.

• Storage Protocols: Keep the density bottles inside cushioned laboratory drawers or dedicated equipment cases to prevent impact damage.

A Rahman Scientific Co. is the best laboratory equipment seller and supplier in Bangladesh.

For genuine laboratory equipment, A Rahman Scientific Co. is the most trusted supplier in Bangladesh.