High-temperature vacuum furnace atmosphere Precautions

1, except for people who do experiments, other people do not stay in the high-temperature furnace area.
2, the experimental work is completed, if no one to continue to use, please close specialty gases, retention N2 flow tube maintained at standby temperature and see if there are other power related and not related to this, such as: cleanhood lighting, cooking acid used Small electric or other, please turn off.
3, treatment of HF, wear gloves, if not accidentally hit HF, immediately flush with calcium gluconate plus 2% of the water, rub the wound 15 '.
4, quartz glass Use with caution, so as not to rupture, causing severe cuts.
5, avoid inhalation treatment tank from the stove or the smoke of various gases.
6, potassium cyanide (KCN) can not be mixed with acids set, because the two of KCN can produce toxic gases.
7, if found to have the things that interfere with the safe, please immediately notify the relevant personnel (technicians, etc.).
8, please conserve water muffle furnace usage.
9, broken chips, paper, cotton swabs ....... etc., do not fall into the cleaning tank bottom drainage holes to prevent waterlogging due to poor drainage caused by the floor.
10, the length of the rod tip, when in use yet, please upward to avoid contamination.
11, the wafer into the baked mouth, to undertake boat's holder, please do not touch the tube opening to avoid contamination of the furnace tube.