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ISO/TC 134  - Fertilizers and soil conditioners

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Standards and projects under the direct responsibility of ISO/TC 134 Secretariat and its SCs

Standard and/or projectStageICSTC
ISO/AWI 7409
Fertilizers -- Marking -- Presentation and declarations
20.00 65.080ISO/TC 134
ISO/DIS 8157
Fertilizers and soil conditioners -- Vocabulary
40.60 65.080
01.040.65
ISO/TC 134
ISO/NP 14820-1
Fertilizers and liming materials -- Sampling and sample preparation -- Part 1: Sampling
10.99ISO/TC 134
ISO/NP 14820-2
Fertilizers and liming materials -- Sampling and sample preparation -- Part 2: Sample preparation
10.99ISO/TC 134
ISO/NP 15604
Fertilizers -- Determination of different forms of nitrogen in the same sample, containing nitrogen as nitric, ammoniacal, urea and cyanamide nitrogen
10.99ISO/TC 134
ISO/NP 15958
Fertilizers -- Extraction of water soluble phosphorus
10.99ISO/TC 134
ISO/NP 15959
Fertilizers -- Determination of extracted phosphorus
10.99ISO/TC 134
ISO/NP 15960
Fertilizers -- Extraction of total calcium, total magnesium, total sodium and total sulfur in the forms of sulfates
10.99ISO/TC 134
ISO/DIS 17318
Fertilizers and soil conditioners -- Determination of arsenic, cadmium, chromium, lead and mercury contents
40.60 65.080ISO/TC 134
ISO/DIS 17319
Fertilizers -- Determination of potassium content -- Potassium tetraphenylborate gravimetric method
40.60 65.080ISO/TC 134
ISO/DIS 17322
Fertilizers and soil conditioners -- Sulfur Coated Urea (SCU) -- Analytical methods
40.60 65.080ISO/TC 134
ISO/DIS 17323
Fertilizers and soil conditioners -- Sulfur Coated Urea (SCU) -- General requirements
40.60 65.080ISO/TC 134
ISO/CD 18642
Fertilizer grade urea -- General requirements
30.60 65.080ISO/TC 134
ISO/CD 18643
Determination of Biuret Content for Fertilizers -- High Performance Liquid Chromatography Method
30.60 65.080ISO/TC 134
ISO/CD 18644
Controlled release fertilizer -- General requirement
30.60 65.080ISO/TC 134
ISO/CD 18645
Water soluble fertilizer -- General requirements
30.60 65.080ISO/TC 134
ISO/AWI 19670
Fertilizers and soil conditioners -- Urea aldehyde slow release fertilizer -- General requirements
20.00ISO/TC 134
ISO/AWI 19745
Determination of Crude (Free) water content of Ammoniated Phosphate products -- DAP, MAP -- by gravimetric vacuum oven at 50 °C
20.00ISO/TC 134
ISO/AWI 19746
Liquid Chromatographic Determination of Urea in Water-Soluble Urea-Formaldehyde Fertilizer Products and in Aqueous Urea Solutions
20.00ISO/TC 134
ISO/AWI 19747
Determination of Soluble Silicon Concentrations in Nonliquid Fertilizer Materials
20.00ISO/TC 134
ISO/AWI 19822
Determination of Humic and Fulvic Acids in Commercial Solid and Liquid Humic Products using Alkaline Extraction, Hydrophobic Adsorbent Resin and Gravimetric Determination
20.00ISO/TC 134
ISO/NP 25475
Fertilizers -- Determination of ammoniacal nitrogen
10.99ISO/TC 134
ISO/NP 25705
Fertilizers -- Determination of urea condensates using highperformance liquid chromatography (HPLC) -- Isobutylidenediurea and crotonylidenediurea (method A) and methylen-urea oligomers (method B)
10.99ISO/TC 134
ISO/NP 25749
Fertilizers -- Determination of sulfates content using three different methods
10.99ISO/TC 134