Descriptions 
Narrow neck and Wide neck Glassware
Capacity
25 ml,50ml,500 ml,1000 ml,2000 ml,3000 ml,5000 ml.
Capacity   Neck size
5 ml 
   NS 7/16
10 ml 
   NS 7/16
25 ml 
   NS 10/19
50 ml 
   NS 12/21 
100 ml 
   NS 12/21
200 ml 
   NS 14/23
250 ml 
   NS 14/23
500 ml 
   NS 19/26
1000 ml 
   NS 24/29
2000 ml 
   NS 29/32
5000 ml 
   NS 34/35