Borosilicate glass 5.1 is more stable than soda-lime glass and is therefore insensitive to rapid temperature changes and chemical stress. Nearly inert borosilicate glass minimizes interactions with the material and reduces the risk of sample contamination. Pasteur pipettes with short or long extended, fine tip (150 and 230 mm). The filling volume is approx. 2 ml. Natural rubber teat can be ordered separately.
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