BUCHI SpeedDigester K-436 - Manual (Page 11)

2 Safety
11 K-425 / K-436 Operation Manual, Version A
2 .5 .3 Personal protective equipment
Always wear personal protective equipment such as protective eye goggles, protective clothing and
gloves. The personal protective equipment must meet all requirements of the supplementary data
sheets for the chemicals used.
! WARNING
Serious chemical burns by corrosives.
Observe supplementary data sheets of all used chemicals. •
Handle corrosives in well ventilated environments only. •
Always wear protective goggles. •
Always wear protective gloves. •
Always wear protective clothes. •
Do not use damaged glassware. •
2 .5 .4 Built-in safety elements and measures
Buchi glassware design
All original Buchi digestion glassparts are made of high temperature and chemical resistant borosili- •
cate glass.
Acid fumes generated during digestion accumulate in the suction module
•
The fumes must be safely withdrawn from the suction module via one or more hoses to a Scrubber •
(e.g. Scrubber B-414) or via water jet pump into a sink or sufficient suction flow.
3rd party glassware
The quality of the material is an essential part of the safety concept of the SpeedDigester
K-425 / K-436. For the special rack (order no. 11055440), the following qualified vendors offer sample
tubes of sufficient quality grade to withstand the temperatures and the aggressive chemical digestion
agents:
Qualified vendor Tested sample tube(s)
Gerhardt 250 ml / 6100
Velp ш 42Ч300 mm / A00000144
Foss 250 ml / 10014278
Heater
Each heating chamber is equipped with a safety overtemperature switch. In case of an emergency the
switch cuts off the power of the corresponding chamber and the 'Heating indicator' light.