Multi-part Document
BS 5551 - Fertilizers. Chemical analysis. Determination of nitrogen.
https://doi.org/10.3403/BS5551
This is a multi-part document divided into the following parts:
- Part 1.1 Fertilizers. Terminology and labelling. Classification
- Part 1.2 Fertilizers. Terminology and labelling. Glossary of terms
- Part 1.3 Fertilizers. Terminology and labelling. Specification for marking of containers (packages, drums, etc.) and labels
- Part 2.1 Fertilizers. Sampling. Simple sampling method for small lots of solid fertilizer
- Part 2.2 Fertilizers. Sampling. Presentation of sampling reports
- Part 2.3 Fertilizers. Sampling. Sampling from a conveyor by stopping the belt [reference method]
- Part 2.4 Fertilizers. Sampling. Practical arrangements for final samples
- Part 2.5 Fertilizers. Sampling. Method for reduction of samples of solid fertilizers
- Part 2.6 Fertilizers. Sampling. Guide to derivation of a sampling plan for the evalution of a large delivery of solid fertilizer
- Part 2.7 Fertilizers. Sampling. Recommendations for minimum mass of increment of a solid fertilizer to be taken to be representative of the total sampling unit
- Part 2.8 Fertilizers. Sampling. Methods for preparation of samples of solid fertilizer for chemical and physical analysis
- Part 2.9 Fertilizers. Sampling. Sampling plan for the evaluation of a large delivery of solid fertilizer
- Part 2.10 Fertilizers. Sampling. Method of checking the performance of mechanical devices for sampling of solid fertilizer moving in bulk
- Part 3-3.1 Fertilizers. Physical properties. Method for the determination of bulk density (loose)
- Part 3-3.2 Fertilizers. Physical properties. Method for the determination of bulk density (tapped)
- Part 3-3.3 Fertilizers. Physical properties. Method for determination of bulk density (loose) of fine-grained fertilizers
- Part 3-3.5 Fertilizers. Physical properties. Method for determination of particle size distribution by test sieving
- Part 3-3.6 Fertilizers. Physical properties. Method for determination of static angle of repose of solid fertilizers
- Part 3.1 Fertilizers. Physical properties. Method for the determination of bulk density (loose)
- Part 3.2 Fertilizers. Physical properties. Method for the determination of bulk density (tapped)
- Part 3.4 Fertilizers. Physical properties. Method for determination of oil retention of high nitrogen content, straight ammonium nitrate fertilizers
- Part 4.4.1 Fertilizers. Chemical analysis. Determination of water. Gravimetric method by drying under reduced pressure
- Part 4.2.1 Fertilizers. Chemical analysis. Determination of phosphorus. Extraction of water-soluble phosphates
- Part 4.1.1 Fertilizers. Chemical analysis. Determination of nitrogen. Nitron gravimetric method for determination of nitrate nitrogen
- Part 4.3.1 Fertilizers. Chemical analysis. Determination of potassium. Preparation of the test solution for determination of water-soluble potassium content
- Part 4.2.2 Fertilizers. Chemical analysis. Determination of phosphorus. Extraction of phosphates soluble in mineral acids
- Part 4.4.2 Fertilizers. Chemical analysis. Determination of water. Gravimetric method by drying at 105°C
- Part 4.1.2 Fertilizers. Chemical analysis. Determination of nitrogen. Determination of ammoniacal nitrogen, titrimetric method after distillation
- Part 4.3.2 Fertilizers. Chemical analysis. Determination of potassium. Preparation of the test solution for determination of acid-soluble potassium content
- Part 4.1.3 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of total nitrogen content (titrimetric method after distillation)
- Part 4.3.3 Fertilizers. Chemical analysis. Determination of potassium. Method for determination of water-soluble potassium content (potassium tetraphenylborate gravimetric method: reference method)
- Part 4.2.3 Fertilizers. Chemical analysis. Determination of phosphorus. Method for determination of phosphorus content (quinoline molybdophosphate gravimetric method)
- Part 4.3.4 Fertilizers. Chemical analysis. Determination of potassium. Method for determination of potassium content (titrimetric method)
- Part 4.1.4 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of ammoniacal nitrogen content in the presence of other substances which release ammonia when treated with sodium hydroxide (titrimetric method)
- Part 4.1.5 Fertilizers. Chemical analysis. Determination of nitrogen. Method for determination of urea nitrogen content (gravimetric method using xanthydrol)
- Part 4.5 Fertilizers. Chemical analysis. Method for determination of mineral-acid-soluble sulfate content of solid fertilizers