Appe
ndix
NH
4-N
6 - 8
6.4
Instrument states
Pumps:
SR = quickly to t
he right; SL = quickly to the left
X: Previous status is retained
State/action
V1
V2
V3
V4a
V4b
V5
V6
V7
V8a
V8b
P1
P2
Heating
Ventilat
or
Time
Duration
[s]
Stop
0
0
0
0
0
0
0
0
0
0
0
0
Wait
X
X
X
X
X
X
X
X
0
0
0
0
Digestio
n
0
0
0
0
0
0
0
0
0
0
1
0
Dig
es
tio
n
time
dependin
g on
measurin
g interval
CoolRea
ctor
0
0
0
0
0
0
0
0
0
0
0
1
Co
ol
do
wn
time
Up to
T<50 °C
Samp
leInReacto
rWitho
utOxid
atio
n
0
0
0
0
1
1
1
0
SR
0
0
0
T2
9
Samp
leInReacto
rWithOxid
ation
0
0
0
1
1
1
1
0
SR
0
0
0
T3
15
NaOHInReactorWith
outOxidation
1
0
0
0
1
1
1
0
SR
0
0
0
T4
15
NaOHInReactorWith
Oxidatio
n
1
0
0
1
1
1
1
0
SR
0
0
0
T5
20
H2OInR
eactorWi
thou
tOxida
tion
0
1
0
0
1
1
1
0
SR
0
0
0
T6
23
H2OInR
eactorWi
thOxidatio
n
0
1
0
1
1
1
1
0
SR
0
0
0
T7
15
Standard
InReac
torWitho
utOxidat
ion
0
1
1
0
1
1
1
0
SR
0
0
0
T8
11
Standard
InReac
torWith
Oxidat
ion
0
1
1
1
1
1
1
0
SR
0
0
0
T9
15
Digestio
nInT
he
rm
oblockWitho
utReagen
t
0
0
0
0
1
1
1
0
0
SR
0
0
T1
0
13
Digestio
nInT
he
rmob
lockWit
hReagent
0
0
0
0
1
1
1
1
0
SR
0
0
T1
1
23
AwaitReactio
n
0
0
0
0
0
0
0
0
0
0
0
0
T1
2
30
Samp
le
From
Re
ac
tor
With
ou
tO
xida
tio
n
0
0
0
0
1
1
1
0
SL
0
0
0
T1
3
5
Samp
le
From
Re
ac
tor
With
Oxid
ati
on
0
0
0
1
1
1
1
0
SL
0
0
0
T1
4
30
NaOHFromR
eactorWithOxida
tion
1
0
0
1
1
1
1
0
SL
0
0
0
T1
5
30
H2OFromRe
actorWithOxidation
0
1
0
1
1
1
1
0
SL
0
0
0
T1
6
30
Standard
FromReactorWith
Oxidatio
n
0
1
1
1
1
1
1
0
SL
0
0
0
T1
7
30
Digestio
nFro
mTherm
oblockWith
ou
tReag
en
t
0
0
0
0
1
1
1
0
0
SL
0
0
T1
8
13
Digestio
nFro
mTherm
oblockWith
Reag
ent
0
0
0
0
1
1
1
1
0
SL
0
0
T1
9
60
Exposure
0
0
0
0
0
0
0
0
0
0
0
0
T2
0
120