(Physical and chemical indicators) testing

We can provide physical and chemical indicator testing services for CMA certification institutions, high-tech enterprises, third-party material laboratories, with complete instruments and a strong research team. We can issue testing reports within 7-15 working days, support scanning code to check authenticity, and provide on-site sampling and sample sending testing services nationwide. Our testing cycle is short, the testing cost is low, and the testing data is scientific and accurate! Testing cycle: 7-15 working days Testing cost: Engineers will develop experimental plans based on customer testing needs and experimental complexity for quotation. The detection range of physical and chemical indicators includes metal minerals, polymer materials, packaging materials, plastic and plastic products, food contact materials, petrochemicals, soil water quality, additives and other fine chemicals, toys and children's products, automotive materials and components, clothing/bags/shoes, etc. Physical and chemical indicators testing items Physical indicators: specific gravity test, apparent density, yellow index, whiteness, swelling ratio, water content, acid value, hardness, plastic linear expansion coefficient, density, relative density test, water absorption, ash content measurement, transmittance, permeability, haze, Ph value, color, odor, state, gray card rating, conductivity, thermal conductivity, ductility, solubility, viscosity, particle size, melting point, boiling point, solidification point Ignition point, flash point, thermal conductivity, electrical conductivity, magnetic properties, elastic modulus, coefficient of thermal expansion, specific heat capacity, thermal stability, volatility, adsorption, sound insulation, etc. Mechanical indicators: hardness, tensile performance, bending performance, impact performance, compression performance, compression permanent deformation, tear performance, peel strength, adhesive strength, shear strength, rebound performance, wear resistance, friction coefficient, brittle temperature, temperature test, humidity test, low-temperature shrinkage (TR test), collision test, drop test, rolling performance, vibration test, fatigue resistance, pulse test, high-speed performance, durability Low pressure performance, burst pressure, hydrostatic testing, resistance to environmental stress cracking, etc. Combustion indicators: vertical combustion, oxygen index, horizontal combustion, ignition temperature, effective combustion heat value, combustion rate, alcohol burner combustion, smoke density, total smoke release, combustion level, drop level, smoke level, smoke experiment, flame experiment, fire resistance limit, building material fire prevention, B1 level combustion experiment, automotive interior combustion experiment, rubber combustion, plastic combustion, etc. Thermal indicators: thermal deformation temperature, glass transition temperature, Vicat softening point, thermal decomposition temperature, melting temperature, thermal conductivity, brittleness temperature, flame retardant, UL94 flame retardant, fire rating test, hot air aging, cold and hot cycle test, temperature impact test, light aging, life prediction, linear expansion coefficient, dimensional stability, shrinkage rate, high temperature oil resistance test, odor, atomization, volatile organic matter content VOC Insulation rate (clothing), oxygen index, ignition point, heating reduction, maximum working temperature, specific heat capacity, smoke density, etc. Electrical indicators: surface resistance, breakdown voltage, volume resistivity, volume resistivity, dielectric loss, electrostatic performance, dielectric strength, conductivity, EMC, conductor resistance, voltage experiment, insulation resistance, loss factor, leakage marking, immersion voltage, pulse voltage, wire insulation power frequency spark voltage, cable sheath power frequency spark voltage, question continuity, wire burning, etc. Reliability indicators: weather resistance testing, aging performance, oil and liquid resistance, temperature shock, salt spray test, thermal aging, low temperature aging, UV aging, gas lamp aging, carbon arc aging, high and low temperature impact, high and low temperature cycling, ozone aging, wet heat aging, (neutral, acetic acid, copper accelerated acetic acid salt spray), metal halogen lamp, single gas corrosion, mixed gas corrosion, (acid, alkali, oil, and liquid aging resistance), three comprehensive impacts, three comprehensive vibrations, hydrostatic pressure, Pulse experiment, deformation, stress-strain, step in high temperature, fatigue, etc. Optical indicators: color, refractive index, absorption spectrum, emission spectrum, magneto-optical conversion, electro-optic conversion, visible light transmittance, visible light reflectance, solar light transmission, solar light reflection, optical uniformity, light absorption coefficient, spectral curve, laser stress birefringence, photoelasticity coefficient, optical distortion, transmittance, light resistance, etc. Magnetic indicators: diamagnetism, paramagnetism, ferromagnetism, antiferromagnetism, ferrous magnetism, permeability, etc; Magnetic susceptibility, magnetostriction, hysteresis loss, coercive force, remanence, magnetic induction strength, etc. Applicability indicators: thermal conductivity, corrosion resistance, low temperature resistance, hydraulic resistance, insulation performance, moisture permeability, food safety and hygiene performance, drug safety and hygiene performance, etc. Chemical indicators: flammability, instability, oxidation, combustion support, reducibility, complexation, thermal stability, corrosiveness, metallicity, non-metallic properties, etc; Acid resistance, alkali resistance, organic solvent resistance, swelling resistance, etc. Toxic and harmful substances: heavy metals, ROHS/REACH, polycyclic aromatic hydrocarbons, VOC testing, ortho benzene plasticizers, formaldehyde, coupling detection, DMF detection, halogens, CHPA, BPA (double A), organotin compounds, ToCP, organochlorine compounds, asbestos, etc. Rn -- -- -- -- -- rn Copyright Notice: This article is an original article by Beijing Zhongke Light Analysis Chemical Technology Research Institute, with copyright agreement. Please attach the original source link and this notice when reprinting. Original text link: https://www.yjssi.com/cailiao/xingnengjiance/7674.html

Function of testing report:

1. Project bidding: Issue authoritative third-party CMA/CNAS qualification report

2. Online e-commerce platform entry: Quality inspection report recognized by major e-commerce platforms

3. Used as a sales report: issuing legally effective testing reports to make consumers more confident

4. Papers and research: Provide professional personalized testing needs

5. Judicial services: providing scientific, fair, and accurate testing data

6. Industrial problem diagnosis: Verify the troubleshooting and correction of industrial production problems

BAIJIAN testing process:

1. Telephone communication and confirmation of requirements

2. Recommend solutions and confirm quotations

3. Mail samples and arrange testing

4. Progress tracking and result feedback

5. Provide reports and after-sales service

6. If urgent or priority processing is required

Our Competitive Edge:

1. The testing industry is fully covered, meeting different testing needs

2. Fully cover the laboratory and allocate localized testing nearby

3. Engineers provide one-on-one services to make testing more accurate

4. Free initial testing, with no testing fees charged

5. Self service order delivery for free on-site sampling

6. Short cycle, low cost, and attentive service

7. Possess authoritative qualifications such as CMA, CNAS, CAL, etc

8. The testing report is authoritative and effective, and is generally used in China