Chemical analyses
Nemko Norlab conducts a wide range of chemical analyses related to environmental investigations and quality control of raw materials and products. From well-equipped, modern laboratories, we deliver inorganic and organic analyses for industrial customers and research organizations. We also provide customized testing.
Nemko Norlab delivers customised outsourced laboratory solutions to a number of industrial companies.
Dolomite, watercourse lime, and agricultural lime
Nemko Norlab has extensive experience with analysis of lime and dolomite used for water treatment and agriculture.
Nemko Norlab has for a number of years been commissioned by the Norwegian Environment Agency to analyse watercourse lime and prepare annual reports and turnover statistics for lime suppliers.
Analysis overview
Parameter | Instrument | Method |
Moisture | NS-EN 12048 | |
Weight by volume | Internal method | |
pH | Titro | NS-EN ISO 10523: 2012 |
Active CaO | Sucrose method | |
Acid-insoluble | NS-EN 12485 mod. | |
Antacid value | Titro | NS-EN 12945 |
Ca and Mg | Titro | NS-EN 12946 mod. |
Metals in accordance with NS 4770 | ICP/ICP-MS | NS-ISO 11885:2009 and NS 4770 |
Anions | IC | NS-EN 16279 and NS-ISO 10304-1 |
Sieving (coarse) | NS-EN 12948 | |
Sieving (fine) | Subcontractor | |
LOI | NS-EN 459-2-2010 | |
CO2 | Internal method | |
Particle characterization | SEM | |
Elemental analysis | XRF | |
Lime value | Titro/sieving | NS-EN 12948, NS-EN 12945, and NS-EN 12946 mod. |
CaO equivalents | Titro/sieving | NS-EN 12948, NS-EN 12945, and NS-EN 12946 mod. |
Instantaneous test | ||
Agricultural lime | ||
Metals | ICP-OES/ICP-MS | NS-EN 16317, 16319, and 16320 |
Hg | CVAAS | NS-EN 16320 |
CrVI | Subcontractor | NS-EN 16318 |