How to do the test report? Why do you need to do product inspection? Third-party testing institutions provide product testing services in various industries, and there are many cooperative laboratories across the country, mainly serving companies, enterprises, individual businesses, universities and scientific research.
Report qualification: CNAS, CMA, CAL, etc
. Presentation style: electronic
version of the testing cycle: 3-15 working days (expedited can be expedited)
Testing cost: Quotation according to customer needs and experimental complexity
Sample size: Choose to send samples or visit the door according to the sample size
This part of SN/T 3334 specifies the liquid chromatography-tandem mass spectrometry method for the determination of hexabromocyclododecane (HBCDs) and tetrabromobisphenol A (TBBPA) in small household appliances This section is applicable to the determination of hexane and Sixi bisphenol A in polymer materials for small household appliances, with lower limits of 0.20 mg/kg and 0 05 mg/kg
Normative references
The following documents are essential for the application of this document.
. For all dated references, only the version with the date indicated applies to this document. For undated references, the latest version (including all modification orders) applies to this document GB/T 6682 Specification and Test Methods for Analytical Laboratory WaterGB/Z20288 General Requirements for Sample Separation of Hazardous Substances in Electronic and Electrical Products
Method Principle After disassembling small household appliances according to the requirements of GB/Z 20288, break them into small pieces with a particle size of 1mm. Rapid solvent extraction using acetone n-hexane solution (1+1, volume ratio). After Cr treatment. Solid phase extraction column enrichment and purification. Liquid chromatography tandem mass spectrometry (MRM mode) technology is used for separation and determination, and external standard method is used for quantification
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 problems100% inspection 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 China100 inspection and testing process:
1. Telephone communication and confirmation of needs;
2. Recommend the plan and confirm the quotation;
3. Mailing samples and arranging testing;
4. Progress tracking and result feedback;
5. Issue reports and after-sales service;
6. If it needs to be expedited, priority processing;