250ml wide-mouth (W/M) reagent bottles manufactured in China are available in both glass and plastic materials to suit different laboratory needs. Wide-mouth designs are primarily used for holding solid reagents, powders, or for frequent access to liquids.
Key Specifications
Glass Reagent Bottles:
Material: Typically high-quality borosilicate 3.3 glass for heat and chemical resistance, or more affordable soda-lime glass.
Closure: Usually features a ground glass stopper for an airtight, chemically inert seal, or a GL45 screw cap for quick access.
Colors: Available in clear for visibility and amber to protect light-sensitive substances from UV radiation.
Dimensions: Standard 250ml bottles often have a body diameter of ~70mm, a mouth diameter of ~50mm, and a height of ~130mm.
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