English to Russian Tech/Engineering Engineering: Industrial

ст. EN 12592
Контекст:
1). Preparation of crucible
Weigh (3,0 ± 0,1) g of clean dried powdered glass into the crucible. Place the crucible in the filter tube (6.1.4).
Wash the powdered glass (6.1.2) with a small portion of the selected solvent (see Clause 5) and filter carefully
into the flask with or without vacuum, as necessary. Repeat the washing process several times.
2). 8.3 Test Method
...Place the previously prepared and weighed crucible in the filter tube (6.1.4). Wet the powdered glass with a
small portion of solvent and filter the solution carefully into the flask through the powdered glass of the crucible
with or without vacuum as necessary. If the insoluble matter is appreciable, retain as much of it as possible in
the container until the solution has drained through the filter aid.