Permissible levels of contaminants in organic fertilizers


Category:

Green Ecological Tea

Author:

Source:

Release date:

2015-08-12

Permissible levels of contaminants in organic fertilizers

(Unit: milligrams per kilogram)

Project

Concentration limit

Arsenic

≤30

Mercury

≤5

Cadmium

≤3

Chromium

≤70

Lead

≤60

Copper

≤400

Six six six

≤0.2

DDT

≤0.2