Testing laboratory accredited by NAH under number NAH-1-1259/2019
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The technical area of accreditation
- Examination of the qualitative phase composition of silicate industry raw materials, semi-finished and finished products (cement, concrete, glass, fine ceramics, bricks, tiles, insulating and refractory products) and special technical ceramics, as well as changes in mass and enthalpy depending on temperature.
- Determination of the crystalline SiO2 content of dust samples (industrial dust and respirable dust samples taken from the workplace atmosphere).
- Cements, aggregates, mixing water for concrete.
- examination of the chemical and elemental composition of various materials
Material testing options and tools
Determination of chemical composition
| examination | test methods | tested materials | applicable standard |
Chemical composition loss on ignition, SiO 2 ; Al 2 O 3 ; Fe 2 O 3 ; TiO 2 ; CaO; MgO; Na 2 O; K 2 O; SO 3 ; Mn 2 O 3 ; SrO; P2O5 ; ZnO, ZrO 2 | X-ray fluorescence spectrometry (XRF) | cement, fly ash, slag, concrete, limestone, clay, dolomite, sand, feldspar, feldspar sand, glass, glass production mixture, frit, soil, ceramic materials, refractory ceramics, gypsum, stone materials, etc. | MSZ EN 196-2:2013 MSZ EN ISO 12677:2012 |
| with classical analytical (gravimetric, titrimetric) methods | MSZ EN 196-2:2013 MSZ 12736:1978 MSZ 12757:1976 MSZ 525-12:2014 MSZ EN 14629:2007 MSZ 18288-2:1984 | ||
| chloride | Volhard titration | ||
| free CaO | acid-base titration, complexometry | ||
| B 2 O 3 | potentiometric method | ||
Fe 2+ content (FeO) | redox titration | MSZ 525-18:2014 | |
elemental composition ( in the range 5 B – 92 U) | energy dispersive microprobe |
XRF device
Elemental analytical tests
| examination | test methods | tested materials | applicable standard |
| Ag, Al, As, Ba, Be, Cd, Ca, Cr, Co, Cu, Fe, Hg, K, Pb, Mg, Mn, Mo, Na, Ni, Sb, Se, Sr, Tl, V, Zn | ICP-OES (inductively coupled plasma optical emission spectrometry) | Silicate industry raw and raw materials, semi-finished and finished products | EPA 3052:1996 |
| Ag, Al, As, Ba, Be, Cd, Ca, Cr, Co, Cu, Fe, K, Mg, Mn, Mo, Na, Ni, Pb, P, Sb, Se, Sr, Ti, Tl, Sn, V, Zn, Zr | ICP-OES (inductively coupled plasma optical emission spectrometry) | Workplace air | NIOSH 7301:2003 NIOSH 7302:2014 |
| Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, Hg, K, Mg, Mn, Mo, Na, Ni, P, Pb, Sb, Se, Si, Sn, Sr, Tl, Ti, V, Zn, Zr | ICP-OES (inductively coupled plasma optical emission spectrometry) | Tail gas of technological air pollution sources (Stationary air pollution point source) | MSZ-13-177:1992 |
| Ag, Al, As, Ba, Be, Ca, Cd, Co, Cr, Cu, Fe, Hg, K, Mg, Mn, Mo, Na, Ni, P, Pb, Sb, Se, Si, Sn, Sr, Tl, Ti, V, Zn, Zr | ICP-OES (inductively coupled plasma optical emission spectrometry) | Silicate industry raw and raw materials, semi-finished and finished products | - sample preparation: destruction HNO 3 /H 2 O 2 – song - sample preparation: destruction with aqua regia - sample preparation: bulking with lithium tetraborate |
Phase composition tests
| examination | test methods | tested materials | applicable standard |
| qualitative analysis | X-ray diffraction | cement, fly ash, slag, concrete, limestone, clay, dolomite, sand, feldspar, feldspar sand, glass, glass production mixture, frit, soil, ceramic materials, refractory ceramics, gypsum, stone materials, asbestos-containing materials, etc. | MSZ-14-01051:1990 SIKKTI HSZ 2 |
| qualitative and quantitative analysis | |||
| free quartz content (testing of respirable dust samples) | MHDS 101/2:2014 |
XRD device
Thermal tests
| examination | test methods | tested materials | applicable standard |
| derivatographic examination (up to 1000°C; up to 1500°C) | thermoanalytics, thermogravimetry | cement, fly ash, slag, concrete, limestone, clay, dolomite, sand, feldspar, feldspar sand, glass, glass production mixture, frit, soil, ceramic materials, ceramics, gypsum, stone materials | SIKKTI HSZ 1 |
| determination of linear coefficient of thermal expansion expansion test (up to 1000°C; up to 1500°C) | thermal expansion measurement | glasses, ceramics, refractory ceramics, technical ceramics | MSZ EN ISO 10545-8:2014 |
| expansion test (-170 - +400 °C) | expansion measurement | plastics, glass, ceramics, refractory ceramics, technical ceramics | |
| softening under load (up to 1500 o C) | refractory products | MSZ EN 993-8:1998 |
Derivatograph
Physical tests
| examination | test methods | tested materials | applicable standard |
| porosity, pore size distribution | mercury penetration porosimetry | ceramics, fired clay masonry and roofing elements, refractory ceramics, solidified concrete, cement stone, coke, etc. | ISO 15901-1:2016 ASTM D 4404:2018 |
| body density, porosity, water absorption | hydrostatic method | block materials insoluble in water (concretes, ceramic materials, refractory ceramics, fired clay, masonry and roofing elements) | MSZ EN 993-18:2002 MSZ EN 10545-3:2018 MSZ EN 12390-7:2009 MSZ EN 772-7:2000 MSZ EN 772-11:2011 MSZ EN 1015-10:2000 MSZ 4715-2:1972 |
| density | liquid pycnometer | cement, fly ash, slag, concrete, limestone, clay, dolomite, sand, feldspar, feldspar sand, glass, glass production mixture, frit, soil, ceramic materials, ceramics, gypsum, stone materials | MSZ EN 196-6:2019 |
| helium pycnometer | |||
| specific surface area | Blaine method | MSZ EN 196-6:2019 | |
| BET method | MSZ 4706-6:1998 ISO 9277:2010 | ||
| gap volume | mass and length measurement | fine powder materials | MSZ EN 1097-8:2008 |
| color measurement | MSZ 4737-2:2013 ASTM E 313:2005 |
Mercury penetration porosimeter
Analysis of particle size distribution
| examination | test methods | tested materials | applicable standard |
| particle size distribution (in the range of 0.1-600 µm) | laser granulometry | cement, fly ash, slag, limestone, clay, dolomite, sand, feldspar, feldspar sand, glass, glass production mixture, frit, soil, ceramic materials, ceramics, gypsum, stone materials, additives for mortar and concrete | ISO 13320:1999 ISO 13320-1:1999 |
| sieve analysis (on a vibrating sieve in the range 0.045 – 35.0 mm) | sieve analysis | MSZ EN 196-6:2019 MSZ EN 933-1:2012 MSZ EN 933-10:2009 MSZ EN 459-2:2021 | |
| sieve analysis (air jet sieve in the range of 0.032 – 0.5 mm) |
Electroanalytical / electrochemical tests
| examination | test methods | tested materials | applicable standard |
| pH measurement | direct potentiometry | any substance that can be made into an aqueous solution; soil, mixing water for concrete | MSZ EN 1008:2004 MSZ 21470-2:1981 MSZ 448-22:1985 |
| indirect potentiometry (titration with pH measurement) | |||
| conductometry | direct conductometry | ||
| indirect conductometry (conductometric titration) | |||
| chloride content | indirect potentiometry | concretes, aggregates, mixing water for concrete | MSZ EN 14629:2007 MSZ 18288-2:1984 MSZ EN 1008:2004 |
| chloride migration factor | concretes, mortars | Nord Test Build 492 MSZ EN 12390-18:2021 |
Electron microscopy and microprobe tests
| examination | test methods | tested materials | applicable standard |
| morphology | scanning electron microscopy | cement, fly ash, slag, limestone, clay, dolomite, sand, feldspar, feldspar sand, glass, glass production mixture, frit, soil, ceramic materials, ceramics, gypsum, stone materials, etc. | |
| chemical composition ( in the range 5 B – 92 U) | energy dispersive microprobe |
SEM+EDAX
Heat of hydration (cement)
| examination | test methods | tested materials | applicable standard |
| heat of hydration (at 3, 7 and 28 days) | solution method | cement | MSZ EN 196-8:2010 MSZ 523-6:1974 |
| hydration heat (up to 72 and 120 hours) | semi-adiabatic method | MSZ EN 196-9:2010 |
Construction lime and gypsum tests
| examination | test methods | tested materials | applicable standard |
| water of crystal content | gravimetry thermogravimetry | gypsum and gypsum binders | MSZ 4717:2021 MSZ 516-3:1980 SIKKTI HSZ 1 |
| CaSO 4 .2H 2 O | gravimetry thermogravimetry | ||
| CO2 | thermogravimetry | gypsum and gypsum binders, construction lime (slaked lime, hydrated lime, quicklime, limestone) | SIKKTI HSZ 1 |
| SO 3 | gravimetry, X-ray fluorescence analysis | gypsum and gypsum binders, construction lime (slaked lime, hydrated lime, quicklime, limestone) | MSZ 4717:2021 MSZ 516-9:1980 MSZ EN 459-2:2011 MSZ 108-10:1983 |
| CaSO4 | |||
| CaSO 3 . 1 / 2 H 2 O | iodometry | gypsum and gypsum binders | SQUEAKING |
| sulphide | iodometry / complexometry | gypsum and gypsum binders, construction lime (slaked lime, hydrated lime, quicklime, limestone) | MSZ EN 196-2:2013 |
| chloride | Volhard titration | MSZ 4717:2021 MSZ EN 459-2:2011 MSZ EN 196-2:2013 | |
| solubility | gravimetry, complexometry | gypsum and gypsum binders | MSZ 4717:2021 MSZ EN 1744-1:2009+ A1:2013 |
| active lime content | acid-base titration | construction lime | MSZ EN 459-2:2021 |
| calcium and magnesium content | complexometric titration | gypsum and gypsum binders, construction lime (slaked lime, hydrated lime, quicklime, limestone) | MSZ EN 196-2:2013 MSZ 4717:2021 MSZ EN 459-2:2011 MSZ EN 12485:2010 |
| reactivity (wetting curve) | temperature measurement | quicklime | MSZ EN 459-2:2021 |
| neutralizing capacity equivalent (N d ) | pH measurement | limestones, liming materials | MSZ EN 12945:2014+A1:2017 |
reactivity (hydrochloric acid method) | pH measurement | limestones, liming materials | MSZ EN 13971:2013 |
reactivity (citric acid method) | pH measurement | limestones, liming materials | MSZ EN 16357:2013 |
| chemical analysis (Ca, Cu, Fe, Mg, Mn, K, Na, Zn) | optical spectroscopy | limestone, dolomite | MSZ EN ISO 6869:2001 |
| whiteness | lime products | MSZ 4737-2:2013 | |
| flexural and compressive strength | force measurement | lime products | MSZ EN 459-2:2021 |
| binding time | mass measurement, length measurement, time measurement | lime products | MSZ EN 459-2:2021 |
Tests of power plant coal ash, silica dust, slag, pozzolanic materials, cements
| examination | test methods | tested materials | applicable standard |
| reactive (active) SiO 2 | gravimetry + spectrophotometry | power plant coal ash, silica dust, slag, pozzolanic materials, cements | MSZ EN 196-2:2013 MSZ 4706-2:1998 MSZ 4706-4:1998 MSZ 450-1:2013 |
| reactive (active) CaO | complexomery + gravimetry | ||
| unsatisfied carbon | gravimetry | power plant coal ash | MSZ 4706-4:1991 |
| pozzolana | complex tetria + acid-base titration | power plant coal ash, silica dust, pozzolanic materials, cements | MSZ EN 196-5:2011 |
| hydraulic activity (lime absorption) | acid-base titration | power plant coal ash, silica dust, pozzolanic materials | MSZ 4706-2:1998 |
strength efficiency, activity index | force measurement | power plant coal ash, silica dust, slag, pozzolanic materials, cements | MSZ EN 196-1:2016 MSZ 4706-2:1998 MSZ 4706-4:1998 MSZ 450-1:2013 |
| effect on setting time | time and length measurement | power plant coal ash, silica dust, slag, pozzolanic materials, cements | MSZ EN 196-1:2016 MSZ 4706-2:1998 MSZ 4706-4:1998 MSZ 450-1:2013 |
Agglomerates for mortar and concrete
| examination | test methods | tested materials | applicable standard |
| chloride (water soluble, acid soluble) | Volhard titration | additives, sand, stone materials | MSZ EN 1744-1:2009 +A1:2013 MSZ 18288-4:1984 |
| sulfate (water soluble, acid soluble) | gravimetry | ||
| total sulfur | gravimetry | ||
| fines content (methylene blue value) | dye absorption | MSZ EN 933-9:2009 | |
| water solubility | gravimetry, complexometry | MSZ EN 1744-1:2009 +A1:2013 | |
| loss on ignition | gravimetry | ||
| alkali-silica reaction (ASR) | gravimetry + spectrophotometry + acid-base titration | ASTM C 289:2007 | |
| clay and silt content | volume measurement | MSZ 18288-2:1984 | |
| organic matter content | redox (chromatometric) titration | MSZ 14043-9:1982 | |
| annealing | MSZ EN 13820:2004 | ||
| free CaO content | acid-base titration, complexometric titration, conductometric titration | MSZ EN 1744-1: 2009 +A1:2013 | |
| water solubility | gravimetry | ||
| ammonium ion content | spectrophotometry | MSZ ISO 7150-1:1992 | |
| examination of thermal properties and time resistance | magnesium sulfate process | MSZ EN 1367-2:2010 |
Concrete admixtures
| examination | test methods | tested materials | applicable standard |
| identification (IR) | infrared spectroscopy | concrete additives | MSZ EN 480-6:2006 |
| dry matter content | gravimetry | MSZ EN 480-8:2012 | |
| chloride | Volhard titration | MSZ EN 480-10:2009 | |
| alkali (Na 2 O and K 2 O) | ICP-OES | MSZ EN 480-12:2016 | |
| pH | direct potentiometry | ISO 4316 |
Fuels
| examination | test methods | tested materials | applicable standard |
| sulfur content | Eschka exploration + gravimetry | solid fuels, plastics, coke, coal | ASTM D 3177:1997 |
| chlorine content | Eschka extraction + Volhard titration | ISO 587:1997 |
Mixing water for concrete
| examination | < test methods | tested materials | applicable standard |
| potassium and sodium content | ICP-OES | water, mixing water for concrete | MSZ EN 1008:2003 |
| lead, zinc and copper content | ICP-OES | ||
| nitrite and nitrate content | spectrophotometry | MSZ 1484-12:2009 | |
| chloride content | Volhard titration, indirect potentiometry | MSZ EN 1008:2003 | |
| calcium and magnesium content (hardness) | complexometry | ||
| total solutes | gravimetry | ||
| organic matter | redox titration, spectrophotometry | ||
| pH | direct potentiometry | ||
| sugar content | spectrophotometry | ||
| ammonium ion | spectrophotometry | MSZ ISO 7150-1:1992 | |
| phosphate content | spectrophotometry | MSZ 525-15:2014 | |
| detergent | sensory examination | MSZ EN 1008:2003 | |
| organic matter | |||
| hydrogen sulfide | |||
| chemical oxygen demand | redox titration | MSZ ISO 6060:1991 | |
| effect on setting time | time and length measurement | MSZ EN 1008:2003 MSZ EN 196-3:2017 | |
| effect on strength | force measurement | MSZ EN 1008:2003 MSZ EN 196-1:2016 |
Groundwater tests (according to the provisions of MSZ 4798:2016/3M:2021)
| examination | test methods | tested materials | applicable standard |
| sulfate | gravimetry | ground-water | MSZ EN 196-2:2013 |
| pH | direct potentiometry | ISO 4316 NSZ EN ISO 10523:2012 | |
| aggressive CO 2 | acid-base titration | MSZ EN 13577:2007 | |
| ammonium ion | spectrophotometry | MSZ ISO 7150-1:1992 | |
| magnesium ion | ICP-OES / complexometric titration | MSZ EN ISO 7980:2000 |
Rainwater, municipal, industrial and agricultural wastewater tests (according to MSZ 4798:2016/3M:2021 regulations)
| examination | test methods | tested materials | applicable standard |
| sulfate | gravimetry | rainwater, municipal, industrial and agricultural waste water | MSZ EN 196-2:2013 |
| pH | direct potentiometry | ISO 4316 NSZ EN ISO 10523:2012 | |
| aggressive CO 2 | acid-base titration | MSZ EN 13577:2007 MSZ 448-23:1983 | |
| ammonium ion | spectrophotometry | MSZ ISO 7150-1:1992 | |
| magnesium ion | ICP-OES / complexometric titration | MSZ EN ISO 7980:2000 | |
| water hardness | complexometric titration, acid-base titration | MSZ 448-21:1986 | |
| chemical oxygen demand (dichromate) | redox titration | MSZ ISO 6060:1991 |
Physical and mechanical tests of cements and their supplementary materials
| examination | test methods | tested materials | applicable standard |
| water demand | mass measurement, length measurement | power plant coal ash, silica dust, slag, pozzolanic materials, cements | MSZ EN 196-3:2017 |
| start and end of binding time | mass measurement, length measurement, time measurement | MSZ EN 196-3:2017 | |
| volume constancy | expansion measurement | MSZ EN 196-3:2017 | |
flexural strength compressive strength | force measurement | MSZ EN 196-1:2016 | |
| sulfate swelling | length change measurement | MSZ 4737-1:2013 |
Ceramic tiles
| examination | test methods | tested materials | applicable standard |
| testing of lead and cadmium discharge capacity | ICP - OES | tiles, ceramic glazes | MSZ EN ISO 10545-15:2021 |
Tests of glasses, frits and glass industry raw materials
| examination | test methods | tested materials | applicable standard |
| Chemical composition loss on ignition, SiO 2 ; Al 2 O 3 ; Fe 2 O 3 ; TiO 2 ; CaO; MgO; Na 2 O; K 2 O; SO 3 ; Mn 2 O 3 ; SrO; P2O5 ; ZnO, ZrO 2 | X-ray fluorescence spectrometry (XRF) | glasses, glass production mixtures, frits raw materials | MSZ EN 196-2:2013 MSZ EN ISO 12677:2012 |
| with classical analytical (gravimetric, titrimetric) methods | glasses, glass production mixtures, frits raw materials | ||
| B 2 O 3 | potentiometric method | glasses, glass production mixtures, frits raw materials | SZIKTI method |
| Ag, Al, As, Ba, Be, Cd, Ca, Cr, Co, Cu, Fe, Hg, K, Pb, Mg, Mn, Mo, Na, Ni, Sb, Se, Sr, Tl, V, Zn, Zr | ICP-OES (inductively coupled plasma optical emission spectrometry) | glasses, glass production mixtures, frits raw materials | EPA 3052:1996 |
| qualitative and quantitative phase analysis | X-ray diffraction | raw materials, glass production mixture | SIKKTI HSZ 2 |
| derivatographic examination (up to 1000°C; up to 1500°C) | thermoanalytics, thermogravimetry | raw materials, glass production mixture | SIKKTI HSZ 1 |
| particle size distribution (in the range of 0.1-600 mm) | laser granulometry | glass and frits, raw materials | ISO 13320:1999 ISO 13320-1:1999 |
| sieve analysis (on a vibrating sieve in the range 0.045 – 35.0 mm) | sieve analysis | MSZ EN 196-6:2019 MSZ EN 933-1:2012 MSZ EN 933-10:2009 MSZ EN 459-2:2021 | |
sieve analysis (air jet sieve in the range 0.032 – 1.0 mm) | sieve analysis | ||
| morphology | scanning electron microscopy | glass defects | |
| chemical composition ( in the range 5 B – 92 U) | energy dispersive microprobe | ||
| Determination of Fe 2+ /(Fe 2+ +Fe 3+ ) ratio | spectrophotometry | flat glass | SZIKTI method |
| Na 2 CO 3 | acid-base titration | raw material (soda) | SZIKTI method |
| particle composition (sieving) | particle composition (sieving) | glassmaking compound | SZIKTI method |
| Na 2 CO 3 content | acid-base titration | SZIKTI method | |
| CaO content | complexometric titration | SZIKTI method | |
| MgO content | complexometric titration | SZIKTI method | |
| residue insoluble in hydrochloric acid | gravimetry | SZIKTI method | |
| chemical resistance | acid-base titration / ICP-OES | glass | SZIKTI method |
Investigations of ceramics and ceramic industry raw materials
| examination | test methods | tested materials | applicable standard |
| Chemical composition loss on ignition, SiO 2 ; Al 2 O 3 ; Fe 2 O 3 ; TiO 2 ; CaO; MgO; Na 2 O; K 2 O; SO 3 ; Mn 2 O 3 ; SrO; P2O5 ; ZnO, ZrO 2 | X-ray fluorescence spectrometry (XRF) | ceramics and their raw materials | MSZ EN 196-2:2013 MSZ EN ISO 12677:2012 |
| with classical analytical (gravimetric, titrimetric) methods | ceramics and their raw materials | ||
| B 2 O 3 | potentiometric method | ceramics and their raw materials | SZIKTI method |
| Ag, Al, As, Ba, Be, Cd, Ca, Cr, Co, Cu, Fe, Hg, K, Pb, Mg, Mn, Mo, Na, Ni, Sb, Se, Sr, Tl, V, Zn, Zr | ICP-OES (inductively coupled plasma optical emission spectrometry) | ceramics and their raw materials | EPA 3052:1996 |
| qualitative and quantitative phase analysis | X-ray diffraction | ceramics and their raw materials | SIKKTI HSZ 2 |
derivatographic examination (up to 1000°C; up to 1500°C) | thermoanalytics, thermogravimetry | ceramics and their raw materials | SIKKTI HSZ 1 |
particle size distribution (in the range of 0.1-600 mm) | laser granulometry | ceramics and their raw materials | ISO 13320:1999 ISO 13320-1:1999 |
sieve analysis (on a vibrating sieve in the range 0.045 – 35.0 mm) | sieve analysis | MSZ EN 933-1:2012 MSZ EN 933-10:2009 | |
sieve analysis (air jet sieve in the range 0.032 – 1.0 mm) | sieve analysis | ||
| morphology | scanning electron microscopy | ceramics and their raw materials | |
chemical composition ( in the range 5 B – 92 U) | energy dispersive microprobe | ||
| particle composition (sieving) | particle composition (sieving) | glassmaking compound | MSZ EN 933-1:2012 |
| porosity and pore size distribution | mercury penetration porosimetry | ceramics | |
| body density, porosity, water absorption | hydrostatic method | water-insoluble block materials, ceramic materials, refractory ceramics, fired clay masonry and roofing elements) | MSZ EN 993-18:2002 MSZ EN 10545-3:2018 MSZ EN 772-7:2000 MSZ EN 772-11:2011 |
linear thermal expansion coefficient (up to 1000°C; up to 1500°C) | dilatometry | ceramics | MSZ EN 10545-8:2014 |
Silicon carbide product tests
| examination | test methods | tested materials | applicable standard |
| phase composition | X-ray diffraction | SiC and nitride bonded SiC products | MSZ EN 12698-2:2007 |
| free iron content | spectrophotometry | MSZ 12783-2:1985 |
Tests of mortars, concretes
| examination | test methods | tested materials | applicable standard |
| body density | hydrostatic method | hardened mortar | MSZ EN 1015-10:2000 |
| bending and compressive strength | force measurement | hardened mortar | MSZ EN 1015-11:2000 |
| water soluble chloride | Volhard titration | fresh and hardened mortar | MSZ EN 1015-17:2000 |
| chloride content | Volhard titration | MSZ EN 14629:2007 |
Material testing and research activity
- Chemical, physical, crystal structure, thermoanalytical, morphological examination of silicate industry raw materials, semi-finished and finished products (cement, glass, insulating material, concrete, brick, tile, ceramic, refractory material, etc.).
- Examination of concrete admixtures and admixtures.
- Water test. Slot Qris
- Investigation of the corrosion of inorganic synthetic fiber materials and the properties of fiber reinforcement products. Development of fiber compositions of special quality.
- Investigations related to environmental protection (e.g. determination of asbestos content, free silicic acid content, etc.).
- CO2 emission test for different raw materials and additives. Qualitative and quantitative determination of carbonates in the material. Examination of organic matter content, Corg.
- Investigations related to monument protection.
- Utilization and recycling of industrial waste.
- Fulfilling research, development and expert assignments using complex testing methods.
