Zhongxi is a complete laboratory for analysis and testing, also an audited contract laboratory.We can provide a wide range of chemical analysis and material testing services to a diverse international customer base.Our expertise and years of experience enable us to choose the right analytical methods and generate the accurate data needed to solve your toughest problems.
Detection range
Coal product
Anthracite, lean coal, lean coal, coking coal, fertilizer coal, gas coal, weak bond coal, unbond coal, long flame coal, lignite, commercial coal, coal seam coal sample, production coal sample and other coal products, biomass fuel, plant straw, coal ash, coal quality, etc.;
Charcoal products
Charcoal products white carbon, black carbon, activated carbon, mechanism charcoal (mechanism charcoal, firewood, artificial carbon, carbon regeneration, smokeless clean carbon) hard broad charcoal, broadleaf charcoal, pine charcoal, prepared long charcoal, square charcoal, etc.
Mechanism charcoal
Square carbon, cylinder carbon, piece carbon, charcoal, charcoal particles, charcoal powder, etc.
Experiment flow
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The test items
Key test items
Industrial analysis, elemental analysis, ash composition, calorific value, ash melting characteristics, tar yield, high-temperature viscosity-temperature characteristics, coke slag characteristics, slagging property, heavy metals, coal-rock composition analysis, coal-rock identification, absorbing iodine value , methylene blue adsorption, strength, particle size, carbon tetrachloride adsorption, benzene adsorption capacity ,butane working capacity, butane activity, oil absorption value, specific surface area, entrance pore size, tensile modulus, elongation at break, tinting strength, ash content, coking, sintering, plastic, swelling, glial layer index, glial layer thickness, the ultimate degree of contraction, Roga index, caking index, Jizeller fluidity, Grignard distillation test, Water yield from tar semi-oil pyrolysis, crushing strength, thermal stability, the reactivity of coal for carbon dioxide, slagging, grindability, wear resistance, ash melting viscosity, deformation temperature, the temperature of the hemisphere, ash, light transmittance, acid base, humic acid, primary humic acid, secondary humic acid, yellow humic acid, palm humic acid, black humic acid, free humic acid, combined humic acid, benzene extract material base, lignite wax, etc
Conventional coal project
Industrial analysis of coal, moisture, ash content, volatile matter, fixed carbon, sulfur, sulfur, phosphorus, true relative density, carbonates, coal ash melting property, benzene extraction rate, elemental analysis, coal composition, grindability, caking index, ignition temperature and calorific value, screening test, volatile flux, total sulfur St the calorific value of coal, glial layer thickness, determination of caking index, hartz can grind index.Gelatinous layer thickness, low temperature distillation, slagging, thermal stability, humic acid yield, crushing resistance, relative oxidation of bituminous coal, etc.
Unconventional test items
Gelatinous layer thickness, low temperature distillation, slagging, thermal stability, humic acid yield, crushing resistance, relative oxidation of bituminous coal, etc.
Elemental analysis of coal
Coal moisture analysis, coal ash analysis, coal volatiles analysis, fixed carbon analysis, coal calorific value analysis, analysis of the maximum thickness of the gelatinous layer, bond index analysis and determination, coal ash fusibility analysis and determination, hagner grindability index analysis and determination, crucible expansion ordinal analysis.
Charcoal detection project
Moisture, ash, calorific value, PH value, density, thermal conductivity, carbonization temperature, carbon content, water content, net content, fixed carbon, physical and chemical index, volatile, (hydrogen, oxygen, nitrogen) and other elements, uncarbonized matter, etc.
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