|
|
The information in the archive was published by MAFF, Department of Health and the
Scottish Executive before April 1st 2000 when the Food Standards
Agency was established.
Food Surveillance Information Sheet Number 121
| Table 3: Nitrate concentrations in UK-grown glasshouse
lettuces by month |
| Month
|
No. samples |
Nitrate levels found
(mg/kg fresh weight)
|
percentage exceeding
maximum levels |
| range
|
mean
|
| June
|
6
|
1360 - 3210
|
2562
|
0
|
| July
|
8
|
1330 - 2459
|
1831
|
0
|
| August
|
11
|
965 - 2815
|
2027
|
0
|
| September
|
11
|
1684 - 3500
|
2567
|
0
|
| October
|
19
|
1870 - 4073
|
3082
|
0
|
| November
|
11
|
1290 - 4410
|
2810
|
0
|
| December
|
11
|
2500 - 5030
|
3499
|
9
|
| January
|
11
|
2300 - 5180
|
3930
|
18
|
| February
|
26
|
1910 - 4840
|
2989
|
7
|
| March
|
16
|
1920 - 3450
|
2459
|
0
|
Return to Index to Surveillance Information Sheets, 1997 page
Go to top of page
These pages were last updated on July 31st 1997
|
