Lovibond Tintometer MD 100 Manual De Instrucciones página 5

Urea T
0.1 - 2.5 mg/l Urea
Indophenol / Urease
Material
EN
Required material (partly optional):
Reagents
UREA Reagent 1
UREA Reagent 2
Ammonia No. 1
Ammonia No. 1
Ammonia No. 2
Ammonia No. 2
Set Ammonia No. 1/No. 2 100 Pc.
Set Ammonia No. 1/No. 2 250 Pc.
Ammonia Conditioning Powder
Urea Pretreat (compensates for the interference of
free Chlorine up to 2 mg/l)
UREA Reagent Set
Preparation
1. The temperature of the sample should be between 20 °C and 30 °C.
2. The analysis must take place within one hour after taking the sample at the latest.
3. With the analysis of sea water samples, before the addition of Ammonia No. 1
Tablet, 1 scoop of ammonium conditioning powder must be added to the sample and
dissolved by swirling.
Notes
1. The AMMONIA No. 1 tablet will only dissolve completely after the AMMONIA No. 2
Tablet has been added.
2. Ammonium and chloramines are accounted for in the urea determination.
6
Urea T / M390
#
#
Packaging Unit
15 ml
10 ml
Tablet / 100
Tablet / 250
Tablet / 100
Tablet / 250
100 each
250 each
Powder / 15 g
Tablet / 100
1 Set
EN Method Reference Book 1.0
M390
Ur1
Part Number
459300
459400
512580BT
512581BT
512590BT
512591BT
517611BT
517612BT
460170
516110BT
517800BT