1622A Volumetric Flask,grade A,With ground–in glass stopper or plastic stopper, amber
The volumetric flask is a precise instrument used to prepare a solution with an accurate amount and concentration of a certain substance. The volumetric flask is a thin-necked pear-shaped flat-bottomed flask with a scale on the neck. It is made of colorless or brown glass with a ground glass stopper or plastic stopper. It is mainly used for preparing standard solutions and accurately diluting solutions by direct method and preparing sample solutions.
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622A |
Volumetric Flask,grade A,With ground–in glass stopper or plastic stopper, amber |
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|
Capacity(ml) |
Capacity tolerance(±ml) |
Ground mouth |
Height(mm) |
|
10 |
0.02 |
7/11 |
90 |
|
25 |
0.03 |
10/13 |
110 |
|
50 |
0.05 |
10/13 |
140 |
|
100 |
0.1 |
12/14 |
170 |
|
200 |
0.15 |
14/15 |
210 |
|
250 |
0.15 |
14/15 |
220 |
|
500 |
0.25 |
16/16 |
260 |
|
1000 |
0.4 |
19/17 |
310 |
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