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
Automotive oil: gasoline engine oil, transmission oil, brake oil, coolant, gasoline, diesel, etc.
Industrial oil: hydraulic oil thermal oil, gear oil, frozen oil, guide oil, lubricating oil, anti-rust oil, air compressor oil, etc.
Fuel oil: boiler oil biodiesel, methanol fuel, tire oil, cracking oil, 1#-- 7# fuel oil, etc.
New additive alcohol based fuel: gasoline cleaning agent, fuel oil treasure, carbon storage cleaning agent, tail gas treatment agent, vehicle urea, generation 92#95# new gasoline.
General lithium base grease: extreme pressure lithium base grease, barium base grease, calcium base grease, sodium base grease, building paraffin, asphalt, food-grade grease, 501 antioxidant, etc.
Oil derivatives:
Grease:Industrial lubricating, gear oil, hydraulic oil, transformer oil, antirust oil, etc.
Paraffin:Semi refined paraffin, crude paraffin, fully refined paraffin,food grade paraffin, heavy liquid paraffin, liquid paraffin, etc.
Petroleum asphalt: Petroleum asphalts for heavy traffic road pavement, construction petroleum asphalt, etc.
Petroleum coke:flat furnace coke, kettle type coke, delayed coke, fluidized coke, raw coke, calcined coke, high sulfur coke, medium sulfur coke, low sulfur coke, sponge coke, honeycomb coke, needle coke, etc.
MoTDC:vehicle lubricant, industrial lubricants, anti-scuff agent, fuel additives, gasoline additive, engine treatment, heavy diesel Additives, petroleum additive,oil antioxidant additives, diesel additives, mechanical oil (high speed lubricating oil) etc
Experiment flow
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The test items
Indicator test
Distillation range, carbon, density, freezing point, pour point, chroma, flash point, pour point, density, freezing point, acid value, moisture, ash, acid value, chroma, PH value, neutralization value, saponification value, total acid value, total base value;
Insoluble matter, foamability, aniline point, sulfur content, rust resistance, nitrification, vulcanization, foamability, carbon content, hydrogen content, sulfur content, nitrogen content, chlorine content, cleanliness, oxidation degree, transparency, breakdown voltage, refractive index, water separation, foam characteristics;
Rotary oxygen bomb, miscible test, liquid phase corrosion, copper plate corrosion, burt viscosity, sintering load, breaking emulsification value, cetane value, demulsification, viscosity index, mechanical impurities, kinematic viscosity, fuel oil dilution, evaporation loss, corrosion test, breakdown voltage, medium loss, demulsification, PQ index;
Mechanical impurities, kangs carbon residue, kinematic viscosity, viscosity index, opening flash point, closing flash point, sulfate ash, oxidation stability, working cone penetration, sulfate ash, sulfate ash, air release value, residual carbon (trace), boundary pumping temperature, copper plate corrosion test;
Is pentane insolubles, dynamic viscosity at low temperature, low temperature viscosity, water-soluble acid or alkali, infrared spectrum analysis, density and relative density, larger without card bit load, high temperature and high shear viscosity and quality, evaporation loss, corrosion test and insolubles, aniline point, bubble, viscosity index, total base number, pour point and point of coagulation, kinematic viscosity, etc.
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