-
500mL Spherical Joint Round Bottom Receiving Flask - 1 neck 35/20
USA LabRBF500MLS35Sale $30.00RetailOur 500mL 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 receiving flask to use. -
1000mL Spherical Joint Round Bottom Receiving Flask - 1 neck 35/20
USA LabRBF1LS35Sale $40.00RetailOur 1000mL S35/20 Spherical Joint Round Bottom Receiving One Neck Flask is constructed with 3.3 Borosilicate Glass and a 35/20 neck for a durable, common size flask to use. -
USA Made 1 Neck Spherical Round Bottom Flask - 35/20
USA LabSale $79.00 - $149.00RetailThe Made in USA S35/20 Round Bottom Spherical Flask is your classic RBF, except its made of one of the highest rated glasses in America. The spherical joining method allows some... -
2L Round Bottom Receiving Flask - 2 neck 24/40 2000ML
2 reviewsUSA LabRBF2L2NeckSale $50.00RetailOur 2000mL 2L 24/40 2 Neck Round Bottom Flask is constructed with Boro 3.3 Glass and a 24/40 neck for a durable, common-size flask to use. -
2000mL Round Bottom Flask - 1 neck 24/40
2 reviewsUSA LabRBF2L1NSale $40.00RetailOur 2L 24/40 1 Neck Round Bottom Flask is constructed with 3.3 Boro Glass and a 24/40 neck for a durable, common-size 24 40 round bottom flask to use.
Description
Our 2L S35/20 1 Neck Spherical Joint Round Bottom 2000ml flask is constructed with 3.3 Borosilicate Glass and a 35/20 neck for a durable, common-size receiving flask to use.

We ship all glassware products with additional care, but sometimes they arrive broken. If glassware arrives broken, please contact us within 3 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!