BUCHI Extraction System B-811 LSV - Manual (Page 6)

2 Safety
6 B-811 Operation Manual, Version G
2 Safety
This chapter points out the safety concept of the instrument and contains general rules of behavior
and warnings from hazards concerning the use of the product.
The safety of users and personnel can only be ensured if these safety instructions and the safety-
related warnings in the individual chapters are strictly observed and followed. Therefore, the manual
must always be available to all persons performing the tasks described herein.
2 .1 User qualification
The instrument may only be used by laboratory personnel and other persons who on account of
training or professional experience have an overview of the dangers which can develop when
operating the instrument.
Personnel without this training or persons who are currently being trained require careful instruction.
The present Operation Manual serves as the basis for this.
2 .2 Proper use
The instrument has been designed and built for laboratories. It serves for the extraction (solid-liquid
extraction) of samples with known solvents or solvent mixtures and the reduction or drying of the
extract. Solvents with boiling points between 30 °C and 150 °C as well as inert gas may be used.
It is used for:
Soxhlet Standard •
Soxhlet Warm •
Hot Extraction •
Continuous •
2 .3 Improper use
Applications not mentioned above are improper. Also, applications, which do not comply with the
technical data, are considered improper. The operator bears the sole risk for any damages caused by
such improper use.
The following uses are expressly forbidden:
Use of the instrument in rooms which require ex-protected instruments. •
Determination of samples, which can explode or inflame (example: explosives, etc.) due to shock, •
friction, heat or spark formation.
Use with samples that react with solvent.
•
Use in conjunction with solvents containing peroxides. •
Use in overpressure situations. •
Use with other glassware than the original from Buchi. •