Our 1L S35/20 1 Neck Spherical Joint Round Bottom Flask is constructed with 3.3 Borosilicate Glass and a 35/20 neck for a durable, common size flask to use.
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We ship all glassware products with additional care, but sometimes they arrive broken. If glassware arrives broken, please contact us within 3Â days of receiving your product and we will either send you a brand new piece or send you a refund! Any glassware broken after delivery voids all warranties. Thank you for understanding!
For Technical Support, Questions, or Other Issues Please Email or Call Us!
