BUCHI SpeedDigester K-439 - Manual (Page 45)

6 Operation
45 K-439 Operation Manual, Version A
➡ The samples are now digested. Follow-up actions are described in section 6.10.
! DANGER
Risk of death or serious injuries by toxic and explosive peroxides.
Use only original glassware and funnels •
Do not use damaged filter funnels •
Only add peroxides directly into the hot sample via filter funnel •
Exchange worn out or defective parts before digestion •
Handle peroxides in a fume hood •
Do not bring peroxides into contact with highly combustible material •
Dispenser
with peroxide
Filter funnel
Rubber
GUKO
The funnels are placed decentralized (shifted out of the middle) above the sample tubes to prevent
peroxide dripping directly into the hot sample. The filter funnel ensures that the peroxide can not flush
into the hot sample to avoid dangerous deflagration of the peroxide and the sample.