The Fertilisers (Sampling and Analysis) Regulations 1996
Food standards
King's Printer of Acts of Parliament
2018-06-28
AGRICULTURE
These Regulations, which apply throughout Great Britain, consolidate and supersede the Fertilisers (Sampling and Analysis) Regulations 1991 (SI. 1991/973), the Fertilisers (Sampling and Analysis) (Amendment) Regulations 1991 (SI. 1991/2824) and the Fertilisers (Sampling and Analysis) (Amendment) Regulations 1994 (SI. 1994/129). They implement the Directives listed in paragraph 2 below.
SCHEDULE 2METHODS OF ANALYSIS
PART I
11.DETERMINATION OF WATER-SOLUBLE POTASSIUM
REAGENTS4.1
Formaldehyde, 25 – 35% solution, filter if necessary before use.