BS ISO 18645:2016
Fertilizers and soil conditioners. Water soluble fertilizer. General requirements

Standard No.

BS ISO 18645:2016

Release Date

2016

Published By

British Standards Institution (BSI)

Latest

BS ISO 18645:2016

BS ISO 18645:2016 Referenced Document

• EN 13366 Fertilizers - Treatment with a cation exchange resin for the determination of the chelated micro-nutrient content and of the chelated fraction of micro-nutrients
• EN 13368-1 Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 1: Determination of EDTA@ HEEDTA and DTPA by ion chromatography
• EN 13368-2 Fertilizers - Determination of chelating agents in fertilizers by chromatography - Part 2: Determination of Fe chelated by [o@o] EDDHA@ [o@o] EDDHMA and HBED@ or the amount of chelating agents@ by ion pair chromatography*， 2017-11-01 Update
• EN 15451 Fertilizers - Determination of chelating agents - Determination of iron chelated by EDDHSA by ion pair chromatography [Superseded: CEN CEN/TS 15451]
• EN 15452 Fertilizers - Determination of chelating agents - Determination of iron chelated by o,p-EDDHA by reversed phase HPLC [Superseded: CEN CEN/TS 15452]
• EN 15749 Fertilizers - Determination of sulfates content using three different methods*， 2023-12-23 Update
• EN 15950 Fertilizers - Determination of N-(1,2-dicarboxyethyl)-D,L-aspartic acid (Iminodisuccinic acid, IDHA) using high-performance liquid chromatography (HPLC)*， 2023-12-23 Update
• EN 15961 Fertilizers - Extraction of water-soluble calcium@ magnesium@ sodium and sulfur in the form of sulfates*， 2017-01-01 Update
• EN 15962 Fertilizers - Determination of the complexed micro-nutrient content and of the complexed fraction of micro-nutrients
• EN 16109 Fertilizers - Determination of complexed micro-nutrient ions in fertilizers - Identification of lignosulfonates*， 2023-12-23 Update
• EN 16195 Fertilizers - Determination of chlorides in the absence of organic material*， 2023-12-23 Update
• EN 16198 Fertilizers - Determination of magnesium by complexometry*， 2023-12-23 Update
• EN 16847 Fertilizers - Determination of complexing agents in fertilizers - Identification of heptagluconic acid by chromatography
• ISO 17318 Fertilizers and soil conditioners - Determination of arsenic, cadmium, chromium, lead and mercury contents
• ISO 17319 Fertilizers and soil conditioners - Determination of water-soluble potassium content - Potassium tetraphenylborate gravimetric method
• ISO 18643 Fertilizers and soil conditioners - Determination of biuret content of urea-based fertilizers - HPLC method*， 2016-04-01 Update
• ISO 3696 Water for analytical laboratory use; Specification and test methods
• ISO 5315 Fertilizers; Determination of total nitrogen content; Titrimetric method after distillation
• ISO 6353-1:1982 Reagents for chemical analysis; Part 1 : General test methods
• ISO 6598 Fertilizers; Determination of phosphorus content; Quinoline phosphomolybdate gravimetric method
• ISO 7409 Fertilizers - Marking - Presentation and declarations*， 2018-03-01 Update
• ISO 7410 Fertilizers and soil conditioners; Final samples; Practical arrangements
• ISO 7742:1988 Solid fertilizers; reduction of samples
• ISO 8157 Fertilizers, soil conditioners and beneficial substances — Vocabulary*， 2022-09-30 Update
• ISO 8633 Solid fertilizers; simple sampling method for small lots

BS ISO 18645:2016 history

• 2016 BS ISO 18645:2016 Fertilizers and soil conditioners. Water soluble fertilizer. General requirements