Endress+Hauser Analytik Jena multi EA 5000 User Manual

Troubleshooting multi EA 5000
118
13.10 Analytical problems during AOX, EOX and TX determination
Error Possible cause Remedy
Low results ¡ Incomplete HX for-
mation due too ex-
cessive halogen con-
tents, due to exces-
sive inorganically
bound halogen com-
pounds or due to
metal ions working as
catalysts (X
2
forma-
tion).
NOTICE!The analysis
system can become dam-
aged, e.g., by chlorine.
¡ Reduce sample size/
amount
¡ Dilute sample
¡ Metallic cations in
the sample lead to
halogen salt forma-
tion
¡ Dilute samples, if
possible
¡ Sample unsuitable for
vertical operation
mode (droplet forma-
tion)
¡ Use the horizontal
operation mode
¡ In vertical operation
mode: Quartz wool
not present or at the
wrong position in the
combustion tube
¡ Check the position of
the quartz wool, ad-
just as necessary
¡ Sample evaporates
before dosing
¡ Use a cooled sampler.
¡ Sample too viscous
too be drawn in with-
out air pockets
¡ Use the horizontal
operation mode and
dilute the sample, or
dose directly as a
solid.
¡ Inhomogeneous sam-
ple or sample con-
taining particles
¡ Homogenize sample
Results too high ¡ High sulfur and nitro-
gen content disrupt-
ing determination
¡ Dilute samples, if
possible

Endress+Hauser Analytik Jena multi EA 5000 Specifications

General

Brand	Endress+Hauser
Model	Analytik Jena multi EA 5000
Category	Measuring Instruments
Language	English