Preparing the System
3
-6
0993-5255
Set the outlet gauge pressure for each gas to a value just below the maximum
value (
P
max
).
Never
set the outlet gauge pressure to a value exceeding the maximum
pressure (
P
max
).
Table 3-2. Required Pressures for the Furnace Gases
Gas
Outlet Gauge Pressure
kPa
bar
psig
P
min
P
max
P
min
P
max
P
min
P
max
Argon
350
400
3.5
4.0
50.0
58.0
Nitrogen
350
400
3.5
4.0
50.0
58.0
Special
350
400
3.5
4.0
50.0
58.0
W6.1
Warning: Toxic Gases
If you use nitrogen as the inert gas, toxic cyanogen gas
(CN)
2
will be produced
when the furnace temperature is above 2300 °C.
Make sure that the main laboratory fume ventilation system removes all
gases and fumes emitted by the furnace.
Содержание AAnalyst 700
Страница 1: ...ATOMIC SPECTROMETRY User s Guide AAnalyst 700 Atomic Absorption Spectrometer Return to Document Menu...
Страница 2: ......
Страница 3: ...ATOMIC SPECTROMETRY AAnalyst 700 Atomic Absorption Spectrometer User s Guide...
Страница 8: ...Contents C 4 0993 5255...
Страница 10: ...1 2 0993 5255...
Страница 44: ...Safety Regulatory Information 1 36 0993 5255...
Страница 46: ...Spectrometer Installation 2 2 0993 5255...
Страница 68: ...Spectrometer Installation 2 24 0993 5255...
Страница 70: ...Preparing the System 3 2 0993 5255...
Страница 84: ...System Maintenance 4 2 0993 5255...
Страница 98: ...Parts and Supplies 5 2 0993 5255...
Страница 102: ...Laboratory Requirements 6 2 0993 5255...
Страница 120: ...Spectrometer System Description 7 2 0993 5255...
Страница 136: ...Translations of Warnings 8 2 0993 5255...
Страница 146: ...Translations of Warnings 8 12 0993 5255...
Страница 185: ...0993 5255 In 1 Index...
Страница 186: ...Index In 2 0993 5255...
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