Photo 1 of QWORK Glass 1000ml Single Neck Flat Bottom Boiling Flask, Heavy Wall Distillation Receiving Apparatus with 24/40 Standard Joint, Taper Outer Joint Lab Glassware, 1000ML

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Photo 1 of QWORK Glass 1000ml Single Neck Flat Bottom Boiling Flask, Heavy Wall Distillation Receiving Apparatus with 24/40 Standard Joint, Taper Outer Joint Lab Glassware, 1000MLPhoto 2 of QWORK Glass 1000ml Single Neck Flat Bottom Boiling Flask, Heavy Wall Distillation Receiving Apparatus with 24/40 Standard Joint, Taper Outer Joint Lab Glassware, 1000ML