1 Scope
This standard specifies test methods for determination of total nitrogen, phosphorus and potassium content in water-soluble fertilizers.
This standard is applicable to determination of total nitrogen, phosphorus and potassium content in liquid or solid water-soluble fertilizers.
2 Normative References
The following documents are indispensable for the application of this document. For dated references, only the dated edition is applicable to this document. For undated references, the latest edition (including all the amendments) applies.
GB/T 8170 Rules of Rounding off for Numerical Values & Expression and Judgment of Limiting Values
GB/T 8572 Determination of Total Nitrogen Content for Compound Fertilizers Titrimetric Method after Distillation
HG/T 2843 Chemical Fertilizer Products Standard Volumetric, Standard, Reagent and Indicator Solutions for Chemical Analysis
NY/T 887 Density Testing of Liquid Fertilizer
3 Determination of Total Nitrogen Content
Foreword I
1 Scope
2 Normative References
3 Determination of Total Nitrogen Content
4 Determination of Phosphorus Content - Quinoline Phosphomolybdate Gravimetric Method
5 Determination of Potassium Content - Potassium Tetraphenylborate gravimetric Method
NY/T 1977-2010 Water-soluble fertilizers--Determination of total nitrogen,phosphorus and potassium content (English Version)
Standard No.
NY/T 1977-2010
Status
valid
Language
English
File Format
PDF
Word Count
5000 words
Price(USD)
120.0
Implemented on
2011-2-1
Delivery
via email in 1 business day
Detail of NY/T 1977-2010
Standard No.
NY/T 1977-2010
English Name
Water-soluble fertilizers--Determination of total nitrogen,phosphorus and potassium content
Chinese Name
水溶肥料 总氮、磷、钾含量的测定
Chinese Classification
Professional Classification
NY
ICS Classification
Issued by
MOA
Issued on
2010-12-23
Implemented on
2011-2-1
Status
valid
Superseded by
Superseded on
Abolished on
Superseding
Language
English
File Format
PDF
Word Count
5000 words
Price(USD)
120.0
Keywords
NY/T 1977-2010, NY 1977-2010, NYT 1977-2010, NY/T1977-2010, NY/T 1977, NY/T1977, NY1977-2010, NY 1977, NY1977, NYT1977-2010, NYT 1977, NYT1977
Introduction of NY/T 1977-2010
1 Scope
This standard specifies test methods for determination of total nitrogen, phosphorus and potassium content in water-soluble fertilizers.
This standard is applicable to determination of total nitrogen, phosphorus and potassium content in liquid or solid water-soluble fertilizers.
2 Normative References
The following documents are indispensable for the application of this document. For dated references, only the dated edition is applicable to this document. For undated references, the latest edition (including all the amendments) applies.
GB/T 8170 Rules of Rounding off for Numerical Values & Expression and Judgment of Limiting Values
GB/T 8572 Determination of Total Nitrogen Content for Compound Fertilizers Titrimetric Method after Distillation
HG/T 2843 Chemical Fertilizer Products Standard Volumetric, Standard, Reagent and Indicator Solutions for Chemical Analysis
NY/T 887 Density Testing of Liquid Fertilizer
3 Determination of Total Nitrogen Content
Contents of NY/T 1977-2010
Foreword I
1 Scope
2 Normative References
3 Determination of Total Nitrogen Content
4 Determination of Phosphorus Content - Quinoline Phosphomolybdate Gravimetric Method
5 Determination of Potassium Content - Potassium Tetraphenylborate gravimetric Method