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Photolithographic Perfluorooctanoic Acid–Alkaline Universal Burette (Class A, EX) (High-Borosilicate Glass)

The photolithographically engraved fluorinated‑acid/alkali universal burette is a high‑precision, corrosion‑resistant laboratory glassware designed for both acid and base titrations. It features a high‑borosilicate glass body paired with a PTFE stopcock and finely etched graduations, making it suitable for volumetric analysis and titration of a wide range of acids, bases, salts, and oxidizing reagents. It offers excellent versatility and a long service life.

Category:

Glassware and Measuring Instruments

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E-mail:

lbt@lbt.ltd

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+86-15102211717

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Photolithographic Perfluorooctanoic Acid–Alkaline Universal Burette (Class A, EX) (High-Borosilicate Glass)

Description

Product Introduction:

The photolithographically engraved fluorinated‑acid/alkali universal burette is a high‑precision, corrosion‑resistant laboratory glassware designed for both acid and base titrations. It features a high‑borosilicate glass body paired with a PTFE stopcock and a finely etched scale, making it suitable for volumetric analysis and titration of acids, bases, salts, and oxidizing reagents. It offers excellent versatility and a long service life.

Application scenarios

1. Chemical analysis: volumetric analysis methods such as acid–base titration, redox titration, complexometric titration, and precipitation titration.

2. Research and Teaching: Precision metrology and experimental teaching in university and research institute laboratories.

3. Industrial Inspection: Quality control and compositional analysis in industries such as food, pharmaceuticals, environmental protection, chemicals, and electronics.

4 Standard Metrology: Calibration of standard solutions and traceability of measurement values by metrological institutions and third-party testing laboratories.

Technical Specifications:

Basic style

Specifications	Graduation value	Tolerance value	Burette length mm	Liquid flow tube length mm	Outflow time (s)	Quantity/Box	Quantity/Box
5ml	0.02	±0.010	≤600	50-70	30-45	5 pieces/box	60 pieces/carton
10ml	0.05	±0.025	≤600	50-70	30-45	5 pieces/box	60 pieces/carton
25ml	0.1	±0.04	≤660	50-70	45-70	5 pieces/box	60 pieces/carton
50ml	0.1	±0.05	≤860	50-70	60-90	5 pieces/box	60 pieces/carton
100ml	0.2	±0.10	≤860	50-70	70-100	5 pieces/box	60 pieces/carton

Blue and white line style

Specifications	Graduation value	Tolerance value	Burette length mm	Liquid flow tube length mm	Outflow time (s)	Quantity/Box	Quantity/Box
10ml	0.05	±0.025	≤600	50-70	30-45	5 pieces/box	60 pieces/carton
25ml	0.1	±0.04	≤660	50-70	45-70	5 pieces/box	60 pieces/carton
50ml	0.1	±0.05	≤860	50-70	60-90	5 pieces/box	60 pieces/carton

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FAQs

Do you supply full-set testing instruments for asphalt and geotechnical engineering projects?

We offer complete lab solutions including asphalt viscosity tester, asphalt rutting tester, geotextile permeability tester, low-temperature flexibility tester and concrete/cement test equipment, covering raw material detection for road, water conservancy and construction engineering projects

Can you customize fixtures or test machines based on our special test requirements? How about after-sales service and warranty?

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Which materials can be measured by your Vicat softening point tester?

It measures heat deflection temperature and Vicat softening temperature of plastics, hard rubber, nylon, insulating materials and fiber-reinforced thermosetting composites. Intelligent temperature control guarantees precise heating rate, ideal for plastic raw material incoming inspection and formula development in plastic factories.

Does your pipe pressure burst testing machine control test temperature automatically? What’s its main application?

Yes, the constant-temperature circulating system keeps stable test environment during long-time hydrostatic resistance and instant burst pressure measurement of thermoplastic pipes. It complies with GB6111 standard and serves raw material inspection, new product R&D for plastic pipe manufacturers, third-party testing labs and university laboratories.

What kinds of pipes fit your ring stiffness tester? Can it do long-term creep testing?

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What test items can your WDW series computer-controlled electronic universal testing machine complete? Which international standards can it meet?

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Customer Reviews

European Plastic Pipe Manufacturer｜Purchase: Ring Stiffness & Hydrostatic Burst Tester

From Thomas Bennett, Quality Director, UK plastic pipe factory

2026.06.05

★★★★★

“We have purchased two sets of pipe testing equipment from Laibote (Tianjin) for 18 months. The ring stiffness and hydrostatic burst testing machines run stably for daily batch inspection, test data matches ISO standard requirements precisely, and the intelligent test software is easy for our operators to master. Their after-sales team offers timely remote technical guidance whenever we have operational problems, spare parts supply is efficient. We have arranged a second bulk order for our new production workshop and will recommend Laibote’s testing machines to our industry partners across Europe.”

Middle East Construction Lab｜Purchase: Universal Electronic Testing Machine & Geotextile Test Equipment

From Mohamed Kareem, Lab Manager, UAE third-party construction inspection institute

2026.06.05

★★★★★

“We compared multiple testing equipment brands from Europe and China before cooperating with Laibote. Their WDW universal tester and full-set geotextile testing instruments meet local construction testing standards perfectly. Custom fixtures tailored per our specimen specifications save much testing time. Pre-sale technical communication was patient and professional; engineers provided online operation training after goods arrived. Stable machine performance greatly improves our laboratory’s detection efficiency, we are satisfied with cost performance and overall service.”

Southeast Asia Rubber & Polymer Factory｜Purchase: Vicat Softening Point & Tensile Testing Machine

From Tanaka Hiroshi, R&D Supervisor, Indonesia rubber materials enterprise

2026.06.05

★★★★★

“Laibote’s Vicat softening point tester and electronic tensile machine have been applied to our raw material incoming inspection and new formula development for over one year. High testing accuracy effectively controls our product defect rate. What impresses us most is their responsive after-sale service; technical staff reply our troubleshooting requests within 24 hours even for time zone differences. Compared with expensive European brands, Laibote’s equipment balances quality and price excellently, we plan to expand procurement of auxiliary testing instruments next quarter.”

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Photolithographic Perfluorooctanoic Acid–Alkaline Universal Burette (Class A, EX) (High-Borosilicate Glass)

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