Screwcaps | WATSON・FUKAEKASEI

Screw Caps for

Resistant to the pressure and freeze
O- ring made of silicone rubber is resistant to the pressure and is suitable for storage in liquid nitrogen (vapor phase) or the deep freezer.

Cat. No.	Item	Color	Unit	Case
139-201C	Screwcap with O-ring	Clear	500 pieces	20 bags
139-201B	Screwcap with O-ring	Blue	500 pieces	20 bags
139-201G	Screwcap with O-ring	Green	500 pieces	20 bags
139-201R	Screwcap with O-ring	Red	500 pieces	20 bags
139-201Y	Screwcap with O-ring	Yellow	500 pieces	20 bags
139-201BL	Screwcap with O-ring	Black	500 pieces	20 bags