BAIJIAN - Third party testing organization
River sand refers to the construction materials with certain quality standards formed by the natural forces of natural stones、 the impact and erosion of river water in the river. Commonly used in the preparation of concrete. River sand is a non-metallic ore produced by natural stone in its natural state、 which is repeatedly impacted and rubbed by the force of water for a long time. Its composition is relatively complex、 the surface has a certain smoothness、 and the content of impurities is high. The river sand particles are smooth、 relatively clean、 and have a wide source; River sand has no taste、 while sea sand has a salty taste. 'Sand' is a natural particle size distribution without any restrictions on mud、 dirt、 or debris. It is a general name. Sand "means soil that can be used as a building material and has certain quality requirements. For example、 highly weathered granite particles cannot be called "sand"、 although they are very similar、 the main factor is their lack of strength and quality
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 problemsinspection 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