NY/T 1116-2014
Fertilizers.Determination of nitrate nitrogen, ammonium nitrogen, amide nitrogen contents (English Version)
- Standard No.
- NY/T 1116-2014
- Language
- Chinese, Available in English version
- Release Date
- 2014
- Published By
- Professional Standard - Agriculture
- Latest
- NY/T 1116-2014
- Replace
- NY/T 1116-2006
- Scope
- This standard specifies test methods such as ultraviolet spectrophotometry and post-dis illation titration methods for the determination of fertilizer nitrogen content. Appendix A specifies the test method for determining the organic nitrogen content in fertilizers by subtraction method. This standard is applicable to the determination of nitrate nitrogen, ammonium nitrogen and amide nitrogen content in solid or liquid fertilizers. This standard also applies to soil conditioners.
NY/T 1116-2014 Referenced Document
- NY/T 2542 Fertilizers.Determination of total nitrogen content
- NY/T 887 Liquid fertilizers.Determination of density
NY/T 1116-2014 history
- 2014 NY/T 1116-2014 Fertilizers.Determination of nitrate nitrogen, ammonium nitrogen, amide nitrogen contents
- 2006 NY/T 1116-2006 Fertilizers-Determination of nitrate nitrogen content.UItraviolet spectro-photometric method
