Erlenmeyer Flasks are used for approximate measuring and mixing. Narrow-mouth Flasks have heavy-duty rims, volume graduations and large matte spots for easy writing and erasing. Top quality Gilson Flasks are made of borosilicate glass, and are chemical, heat and wear-resistant. Not for vacuum or pressure use.
- Heavy-duty rims
- Convenient volume graduations
- Matte spots for labeling purposes