http://www.legislation.gov.uk/uksi/1991/973/schedule/2/part/I/crossheading/extraction-of-phosphorus-by-2-formic-acid/paragraph/4/made
The Fertilisers (Sampling and Analysis) Regulations 1991
Food standards
King's Printer of Acts of Parliament
2018-06-05
AGRICULTURE
These Regulations, which apply throughout Great Britain, consolidate and supersede the Fertilisers (Sampling and Analysis) Regulations 1978 (SI. 1978/1108) and the Fertilisers (Sampling and Analysis) (Amendment) Regulations 1980 (SI. 1980/1130). They implement the Directives listed in paragraph 2 below.
The Fertilisers (Sampling and Analysis) Regulations 1991
reg.s
2(3)(b)
(c)
2(7)(b)
2(7)(c)
6(2)
The Fertilisers (Sampling and Analysis) (Amendment) Regulations 1991
The Fertilisers (Sampling and Analysis) Regulations 1991
Pt II
para 1(b)
The Fertilisers (Sampling and Analysis) (Amendment) Regulations 1991
The Fertilisers (Sampling and Analysis) Regulations 1991
Pt II
para 2
The Fertilisers (Sampling and Analysis) (Amendment) Regulations 1991
The Fertilisers (Sampling and Analysis) Regulations 1991
Pt II
para 3
The Fertilisers (Sampling and Analysis) (Amendment) Regulations 1991
The Fertilisers (Sampling and Analysis) Regulations 1991
Appx
The Fertilisers (Sampling and Analysis) (Amendment) Regulations 1991
The Fertilisers (Sampling and Analysis) Regulations 1991
Sch.2 Pt I method 10 para 7
The Fertilisers (Sampling and Analysis) (Amendment) Regulations 1994
reg.4(2)
The Fertilisers (Sampling and Analysis) Regulations 1991
Act
The Fertilisers (Sampling and Analysis) Regulations 1996
reg.9
SCHEDULE 2METHODS OF ANALYSIS
PART I
9b.EXTRACTION OF PHOSPHORUS BY 2% FORMIC ACID
REAGENTS4
4.1
Formic acid, 2% (20 g per litre): dilute 82 ml formic acid (concentration 98-100% ; d = 1.22 g/ml) to 5 litres with distilled water.