Center Certification & Testing International
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basic introduction
ZRLK testing provides professional paper testing services. It provides authoritative third-party testing reports for various paper products, around a variety of subdivision testing standards, and based on domestic and foreign testing standards.
Testing service
Cultural paper testing
Coated paper, printing paper, carbon paper, etc.
Packaging paper testing
Cellophane, kraft paper, corrugated boxes, etc.
Household paper testing
Toilet paper, diapers, napkins, tissues, etc.
Industrial paper testing
Kraft paperboard, corrugated core paper, coated white paperboard, gray paperboard, etc.
Test items
Whiteness, smoothness, gloss, softness, dustiness, pH value, leakage performance, tensile strength, interlayer bonding strength, horizontal liquid absorption height, tearing degree.
Testing standards
GB/T 6543-2008 Corrugated box
GB/T 450 paper and paperboard samples and the measurement of the longitudinal, front and back sides of the samples
GB/T 10739 Standard atmospheric conditions for the processing and testing of paper, board and pulp samples
GB/T 23979.2-2009 Fluorescent whitening agent Determination of whitening intensity and shade of light Paper dyeing method
GB/T 7973 Determination of diffuse reflection factor of paper, board and pulp
GB/T 7974 Determination of Brightness (Whiteness) of Paper, Paperboard and Pulp
Our advantage
1. With a professional qualification and experienced expert technical team, we can provide you with professional consultation and services.
2. Have advanced laboratory equipment to ensure the accuracy and reliability of test data.
3. As a third-party testing and certification organization trusted by customers worldwide, we are your certificate of quality.
ANATEL certification is a mandatory certification for telecommunications equipment or related equipment by the Brazilian National Telecommunications Administration (Agência Nacional de Telecomunica??es), including wireless communication equipment, wired communication equipment and related auxiliary equipment; this certification ensures that telecommunications equipment sold in the Brazilian market meets Brazil\'s technical standards and regulatory requirements, and guarantees the product\'s quality requirements such as radio frequency, electrical safety, electromagnetic compatibility, and electromagnetic exposure. If the product entering Brazil does not complete ANATEL certification, it may face fines, seizures, and other penalties.
COC certification in Algeria is a mandatory certification for products exported to Algeria, ensuring that the products comply with the country\'s safety, quality, and technical standards. The certification process includes document review, product testing, and factory inspection. Products that pass certification can be legally sold in the local market, protecting consumer interests and promoting fair trade.
GCC certification is the abbreviation for Gulf Cooperation Council certification, which is a mandatory certification requirement for products entering the market in Saudi Arabia and other countries in the Gulf region.
ZRLK testing provides professional paper testing services. It provides authoritative third-party testing reports for various paper products, around a variety of subdivision testing standards, and based on domestic and foreign testing standards.
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