Labware Products & Reviews

This Hickman Still Head is a replacement part for the 6949M series of PYREX® microchemistry kits.

This Hickman Still Head is a replacement part for the 6949M series of PYREX® microchemistry kits.

This Hickman Still Head is a replacement part for the 6949M series of PYREX® microchemistry kits.

This 250 mL capacity PYREX® solvent still head is used for maintaining oxygen free solvents. Head has sufficient storage space to allow solvent removal by syringe or drainage through 2mm T-bore PTFE (Polytetrafluorethylene) stopcock. It has a 24/40 Standard Taper outer joint at top, 24/40 Standard Taper inner joint at bottom and 14/20 Standard Taper inner joint on drainage arm.

This 500 mL capacity PYREX® solvent still head is used for maintaining oxygen free solvents. Head has sufficient storage space to allow solvent removal by syringe or drainage through 2mm T-bore PTFE (Polytetrafluorethylene) stopcock. It has a 24/40 Standard Taper outer joint at top, 24/40 Standard Taper inner joint at bottom and 14/20 Standard Taper inner joint on drainage arm.

This 10 mL PYREX® Dean Stark distilling receiver is graduated from 0 to 1 mL in 0.1 mL intervals, with a maximum scale error of 0.05 mL. The graduation intervals from 1.0 to 10.0 mL are 0.2 mL, with a maximum scale error of 0.1 mL. Reference: ASTM E-123.

This 10 mL PYREX® receiver is for determining water by distillation. Receivers have a 24/40 Standard Taper ground joint on the sidearm. The 10 mL receiver is graduated, from 0 to 1 mL, in 0.1 mL intervals, with a maximum scale error of 0.05 mL. Graduation intervals from 1.0 to 10.0 mL are 0.2 mL, with maximum scale error of 0.1 mL. Reference: ASTM E-123, which covers apparatus used in ASTM D-95, Test for Water in Petroleum Pro…

This 25 mL PYREX® receiver is for determining water by distillation. Receivers have a 24/40 Standard Taper ground joint on the sidearm. The 25 mL receiver is graduated, from 0 to 1 mL, in 0.1 mL intervals, with a maximum scale error of 0.05 mL. Graduation intervals from 1.0 to 25.0 mL are 0.2 mL, with a maximum scale error of 0.1 mL. Reference: ASTM E-123, which covers apparatus used in ASTM D-95, Test for Water in Petroleum P…

This PYREX® distilling apparatus is for determining water content in petroleum or bituminous products. It is graduated upwards from the stopcock to 3 mL in 0.2 mL divisions, and from 3 mL to 20 mL in 0.5 mL divisions. For replacement stopcock plugs, see No. 7680. For replacement retaining clips, see No. 7280. Reference: Barrett method B-2. Also can be used as Dean Stark distillation apparatus specified in British Standard 756,…

These 200 mL PYREX® Soxhlet extractors have a bulb in siphon tube near the top of tube to facilitate cycling of the siphoning action. PYREX® extraction thimbles, paper filters or glass wool are used to support the sample. The siphon tube is protected from accidental damage by the vapor tube. The inner (bottom) standard taper joint is 24/40 and the outer (top) standard taper joint is 55/50. For glass extraction thimbles with fr…