Meant for PYREX bottles with a 32mm thread finish.
29 mm OD x 4 mm High
Material: Polypropylene
PYREX scientific glassware has been a trusted partner for chemists and research scientists in the toughest laboratory environments for more than 100 years.
وصف
The PYREX polypropylene pouring rings fit on the lips of PYREX media bottles with 32mm thread finishes for drip-free pouring and are autoclavable at 121°C.