Volumetric Flasks with Glass Stoppers
SIBATA Class A, To Contain, Volumetric Flasks meet ASTM E-288 Class A Specifications & USP Standards for Volumetric Glassware. These Flasks feature machine-blown bodies and heavy-beaded, heavy-tubing necks which are tooled for either standard taper stoppers or snap-cap fit. The graduation line is sharp and permanent; large, white block-letters allow the labeling to be easily read. Each flask also has a large marking square. All sizes are supplied with a either glass standard taper stopper which provides a leakproof seal, depending on the liquid used; OR a snap cap which helps protect against breakage and spills if the flask tips over. Available in clear or amber. For amber flasks, the low-actinic amber lass provides protection for materials sensitive to light.
Key Features
- Meets ASTM E-288 Class A Specification
- Graduated To Contain
- Low-Actinic Amber for light sensitive materials
- Amber is available capacities 10mL to 1000mL, Clear is available in capacities from 5mL to 2000mL
Micro Volumetric Flasks
SIBATA Class A, TC Micro Volumetric Flasks meet ASTM E-237 Class A, Style I Specifications. These flasks feature machine-blown bodies and heavy-beaded, heavy-tubing necks, tooled for ST stoppers. The graduation line is sharp and permanent; large, white, block-letters allow the labeling to be easily read. Both sizes feature hexagonal bases for added stability and are supplied with a glass ST stopper which provides a leakproof seal, depending on the liquid used.
Key Features
- Meets ASTM E-237 Class A, Style I Specifications
- Available in 1mL or 2mL capacities
- Supplied with glass ST stopper number 9
- Sharp & permanent graduation line
Replacement Glass Stoppers
SIBATA Standard Taper Glass Stoppers meet ASTM E-675 Specifications. These stoppers are lightweight yet very strong to reduce chipping and breakage, thus minimizing replacement costs. The flat top design allows the stopper to stand on its head, which frees the user’s hand and minimizes potential contamination. Fully interchangeable with other common flask stoppers and fit all standard labware of comparable ST size.
Key Features
- Meet ASTM E-675 Specifications
- Flat top design allows stopper to stand on its head
- Fully interchangeable with other common stoppers
- Stopper numbers: 9, 13, 16, 19, 22, 27 available
- Clear or Amber Stoppers Available
Replacement Snap Caps are also available, select the coordinating size to match your flask.