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Which is the best nitrogen, phosphorus, and potassium testing agency? The third-party testing agency of Baijian can develop a test plan based on relevant standards such as the automatic analyzer determination method for nitrogen, phosphorus, and potassium in fertilizers (GB/T 22923-2008). Conduct testing and analysis on nitrogen, phosphorus, and potassium content testing for fertilizer testing. And provide a rigorous and impartial nitrogen, phosphorus, and potassium content testing report&Nbsp; Nitrogen, phosphorus, and potassium testing items; Determination of nitrogen, phosphorus, and potassium content&Nbsp; Applicable scope of nitrogen, phosphorus, and potassium; Soil, fertilizers, water quality, etc&Nbsp; Nitrogen, phosphorus, and potassium related detection standards; GB/T 22923-2008 Automatic Analyzer Method for the Determination of Nitrogen, Phosphorus, and Potassium in Fertilizers; DB52/T 1607-2021 Tea Garden Nitrogen, Phosphorus, and Potassium Nutrient Limits; GB/T 40461-2021 Determination of Sodium Content in Fertilizers; GB/T 17420-2020 Trace Element Foliar Fertilizers; GB/T 21633-2020 Blended fertilizers (BB fertilizers); GB/T 37918-2019 Fertilizer grade potassium chloride; GB/T 17419-2018 Organic foliar fertilizers; GB/T 35113-2017 Stable Fertilizers; GB/T 35111-2017 Classification of Humic Acid Fertilizers; GB/T 23348-2009 Slow Release Fertilizers 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 China
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