Shanghai Heqi Glassware Co., Ltd. [China]

Place of Origin: China MATERIAL :borosilicate 3.3 volum: 10ml,25ml,50ml,100ml,250ml,500ml,1000ml,2000ml

features:

(1)item:Flask high vacuum valve

(2)material:heat resistant 3.3 borosilicate glass

(3)all types:10ml/0-4mm  25ml/0-4mm  50ml/0-4mm   100ml/0-4mm  250ml/0-4mm   250ml/0-8mm  500ml/0-4mm  500ml/0-8mm    1000ml/0-4mm  1000ml/0-8mm  2000ml/0-4mm  2000ml/0-8mm 

(4)we also provide flask with one neck ,two necks ,three necks,four necks and so on .more information please contract us.

Flask high vacuum valve