Volumetric Flask Ptfe Stopper

…solid Teflon® PTFE plastic stopper with threaded polypropylene extracting nut is easily removed by turning the red extraction nut to apply a safe, gentle and even force against the mouth of the vessel.  For use with separatory funnels and volumetric flasks Helps eliminate…

…PTFE color-coded keyhole stoppers. For replacement stoppers see No. 7630. The graduation line is sharp and permanent. Large white block letters make the inscription easy to read. These Class A volumetric flasks have been manufactured to Class A tolerances as established by ASTM E- 694 for volumetric…

…color-coded PTFE stoppers (4997L15 to L65) Flasks have marking spots on all sizes 10 mL and larger. The 2 mL size is test tube shaped; all other sizes are conventional flask shape. The 5 mL and larger sizes are designed from requirements for Type 1, Class A “unserialized” flasks of…

…Flasks are calibrated "To Contain" at Class A tolerances, per ASTM E288 specifications. Supplied complete with a CG-3020-A PTFE stopper. PLEASE NOTE: VOLUMETRIC FLASK CAPACITIES OF 20mL, 500mL, 1000mL, and 2000mL ARE NOT INCLUDED IN THE ASTM E288 SPECIFICATIONS. HOWEVER, FLASKS…

…volumetric flasks are highly-transparent, easy-to-clean, and meet Class A tolerances per DIN EN ISO 1042. Flasks are manufactured from PFA (a perfluoxy copolymer), which is highly resistant to heat and chemical contamination. PFA surface properties offer superior cleanability to glass, PTFE and…

…borosilicate glass, wide mouth flasks are designed to provide pipette access along with facilitating filling and sampling. Unique flat bottom interior permits use of a standard stir bar. The heavy wall thickness gives greater durability. Supplied complete with glass Standard Taper pennyhead stopper.

Clear Glass With PTFE Stoppers Pipet access is easy with wide-mouth, volumetric flasks Superior strength, durability and safety from heavy, uniform walls Quick identification with large, permanent, easy-to-read markings Flat interior bottoms for stirring with standard stir bars …

…applications. Polymethylpentene (PMP) and polypropylene (PP) volumetric flasks offer a break-resistant alternative to glass. Class B per DIN EN ISO 1042. Supplied with matching PP standard taper joint stoppers. Flasks’ 10 mL size allows for accurate measurement of smaller volumes. …

…at 20°C, this Class A, borosilicate glass, wide mouth flask is designed to provide pipette access along with facilitating filling and sampling. Unique flat bottom interior permits use of a standard stir bar. The heavy wall thickness gives greater durability. Supplied complete with PTFE stopper.

RAY-SORB Processed Glass with PTFE Stoppers Pipet access is easy with wide-mouth, volumetric flasks Superior strength, durability and safety from heavy, uniform walls Quick identification with large, permanent, easy-to-read markings Flat interior bottoms for stirring with standard…

Similar to CG-1603, but with PTFE stopper.

These flasks are RAY-SORB™ processed to protect your light-sensitive contents from short-length lightwaves. Calibrated to contain With a marking spot Supplied with a PTFE Standard Taper stopper having a color-coded handle Replacement stopper is 41901R Designed from ASTM…

…Flasks are calibrated "To Contain" at Class A tolerances, per ASTM E288 specifications. Supplied complete with a CG-3020-A PTFE stopper. PLEASE NOTE: VOLUMETRIC FLASK CAPACITIES OF 20mL, 500mL, 1000mL, and 2000mL ARE NOT INCLUDED IN THE ASTM E288 SPECIFICATIONS. HOWEVER, FLASKS…

…white letters make the capacity clearly visible. Flasks are calibrated "To Contain" at Class A tolerances, per ASTM E288 specifications. Supplied complete with a CG-8740 Polyethylene stopper. PLEASE NOTE: VOLUMETRIC FLASK CAPACITIES OF 20mL, 500mL, 1000mL, and 2000mL ARE…