Rubber Stopper For Laboratory Test Tube Solid Bungs Airlock
Description
Condition :Brand new
Material : Natural elastic rubber .
Size ：
000#8×12.5mm
00#11x15mm
0#13x17mm
1#14x19mm
2#15x21mm
3#17x23mm
4#19x26mm
5#22x29mm
6#25x33mm
7#29x37mm
8#33x42mm
9#38x46mm
10#43x52mm
11#46x56mm
12#51x62mm
13#55x68mm
14#62x75mm
15#68x81mm
16#74x87mm
17#78x95mm
18#82x103mm
19#88x111mm
20#93x120mm
21#100x140mm
White sopper very easy to stick dust ,it must be cleaned before use .
Rubber stoppers are manufacrured from natural elastic rubber .
You can use for flask stopper ,test tube stopper or other bottles stopper etc.
Any questions please contect us
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