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Biosafety in the laboratory - VIB

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Specifications<br />

Conta<strong>in</strong>ment level<br />

L1 L2 L3 L4<br />

14 Autonomous electricity backup system not required not required recommended required<br />

15 Fire alarm (not tak<strong>in</strong>g <strong>in</strong>to account not required not required required required<br />

local fire regulations)<br />

16 System that enables communication not required not required required required (nonwith<br />

<strong>the</strong> outside world<br />

manual operation)<br />

VENTILATION<br />

17 Input airflowsystem separated from not required not required recommended required<br />

adjacent laboratories<br />

18 Extract airflowsystem separated from not required not required recommended required<br />

adjacent laboratories<br />

19 Input and extract airflowsystem not required not required required required<br />

<strong>in</strong>terconnected to prevent accidental<br />

overpressure<br />

20 Input and extract airflowsystem can be not required not required required required<br />

closed us<strong>in</strong>g valves<br />

21 Negative airpressure <strong>in</strong> <strong>the</strong> controlled not required not required required (control and required (control<br />

zone when compared to adjacant zones alarm-systems) and alarm-systems)<br />

22 HEPA-filtration of <strong>the</strong> air 1 not required not required required (on <strong>the</strong> required (on <strong>the</strong><br />

extract air) <strong>in</strong>put airflow and<br />

double filtration on<br />

<strong>the</strong> extracted air)<br />

23 System that allows chang<strong>in</strong>g of <strong>the</strong> - - required required<br />

filters without contam<strong>in</strong>ation of<br />

<strong>the</strong> environment<br />

24 HEPA-filtered air may be recirculated - - optional no<br />

25 Specific measures to ventilate to such optional optional required 2 required<br />

an extent that contam<strong>in</strong>ation of <strong>the</strong> air<br />

is m<strong>in</strong>imised<br />

1<br />

In case of use of virus not reta<strong>in</strong>ed by HEPA filtration, special appropriate measures must be taken with regard to <strong>the</strong> extract air<br />

2<br />

Measures to be specified <strong>in</strong> <strong>the</strong> notification and <strong>the</strong> competent authorities should determ<strong>in</strong>e <strong>the</strong> requirements <strong>in</strong> <strong>the</strong> authorisation.<br />

2. Safety equipment<br />

Specifications<br />

Conta<strong>in</strong>ment level<br />

L1 L2 L3 L4<br />

26 Microbiological safety cab<strong>in</strong>et not required optional required required (class III;<br />

(class I or II) (class I or II) <strong>in</strong> case of class II an<br />

isolation suit should<br />

be used fitted with<br />

positive airpressure)<br />

27 Autoclave if autoclave, <strong>in</strong> <strong>the</strong> build<strong>in</strong>g <strong>in</strong> <strong>the</strong> <strong>laboratory</strong> or In <strong>the</strong> <strong>laboratory</strong><br />

<strong>the</strong>n on site <strong>in</strong> an adjacent room 3<br />

28 Double-ended autoclave not required not required optional required<br />

29 Centrifuge <strong>in</strong> <strong>the</strong> conta<strong>in</strong>ment zone not required required; required required<br />

not required,<br />

if leakfree tubes<br />

are used<br />

30 Vacuumgenerator fitted with a not required not required recommended required<br />

HEPA filter<br />

3<br />

Transfer of material to an autoclave situated outside <strong>the</strong> <strong>laboratory</strong> should occur accord<strong>in</strong>g to a validated method that guarantees an<br />

equivalent protection level.<br />

48<br />

<strong>Biosafety</strong> <strong>in</strong> <strong>the</strong> <strong>laboratory</strong>

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