Lovibond MD100 - Page 36

85
MD100_6 07/2016
GB
Methods
Notes:
1. Strong alkaline or acidic water samples must be adjusted between pH 3 and pH 5 before
the reagent is added (use 0.5 mol/l Sulfuric acid resp. 1 mol/l Sodium hydroxide).
2. Before using clean the vials with Hydrochloric acid (approx. 20%). Rinse thoroughly with
deionised water.
3. Conversion:
mg/l MoO
4
= mg/l Mo x 1.67
mg/l Na
2
MoO
6
= mg/l Mo x 2.15
Reagent / Accessories Form of reagent/Quantity Order-No.
Set
VARIO Molybdenum 1 LR F20
VARIO Molybdenum 2 LR
Powder Pack / 100
Liquid reagent / 50 ml
535450
Mixing Cylinder 25 ml 19802650