Buchi KjelDigester K-449 Manual do Utilizador descarregar pdf (Página 15)

2 – 15Operation Manual KjelDigester K-446/K-449

2 Safety

WARNING

Risk of chemical burns from hot acid or peroxide fumes!

Serious injuries or death can result.

1. Do not operate the system with faulty parts.

2. Check device setup for proper sealing before use.

3. Do not inhale process fumes.

4. Operate the device inside an active fume hood.

5. Use a Scrubber or water jet pump to neutralize exhaust fumes.

6. Do not move the device or parts of it during digestion.

7. Always wear the personnel protective equipment.

CAUTION

Risk of hot machine parts and glassware!

Minor or moderate burns can result.

1. Do not touch hot parts or surfaces.

2. Let the system and inserted glassware cool down safely.

3. Do not move the device or parts of it when hot.

NOTICE

Risk of spilled liquids or mechanical shocks.

Liquids leaking into the housing or mechanical shocks can damage the device.

1. Do not spill liquids over the device or its components

2. Do not move the device when it is loaded with sample liquid

3. Do not drop the device or its components

4. Keep external vibrations away from the device

5. Safely attach the device to the bench in earthquake prone regions

6. For H

or TKN applications, do not operate the device without the user

protection shield installed.

2.5.2 Speciﬁc hazard

or TKN digestion

Using H

or TKN for the digestion makes it mandatory to perform the following steps to keep

the work place as safe as possible.

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Buchi KjelDigester K-449 Manual do Utilizador Página 15