Test sample: Reflective film
Test item: Measurement of reflection coefficient
Test cycle: 7-15 working days (reference cycle)
Test standard reference: GB/T 5095.2507-2021 Basic test procedures and measurement methods for electromechanical components used in electronic equipment Part 25-7: Test 25g: Impedance Reflection coefficient and voltage standing wave ratio (VSWR) GB/T 5266-2006 Acoustics - Measurement of longitudinal wave velocity and attenuation coefficient of underwater acoustic materials - Pulse tube method (GB/T 11313.201-2018) - Radio frequency connectors - Part 201: Electrical test methods - Reflection coefficient and voltage standing wave ratio (GB/T 13170-2011) - Test charts for reflective television - GB 19436.3-2008- Mechanical and electrical safety - Electrical sensitive protective devices - Part 3: Use of active optoelectronic diffuse reflection protective devices (AOPDDR) Special requirements for equipment GB/T 32523-2016 Acoustics - Measurement of sound pressure reflection coefficient, sound pressure transmission coefficient, and sound absorption coefficient of samples of underwater acoustic materials - Traveling wave tube method
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 problemsBaijian and 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 requiredTesting and testing characteristics:
1. The testing industry is fully covered, meeting different testing needs
2. Fully cover the laboratory and allocate localized testing nearby3. 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