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Table 1 Concentrations of organochlorine residues (mg/kg) in cocoa beans from farms in Nkrankwanta (S1)

From: Persistent organochlorine pesticide residues in cocoa beans from Ghana, a concern for public health

Sites

FARM 1

FRAM 2

FARM 3

FARM 4

  

Pesticidesc

Farm 1A

Farm 1B

Farm 2A

Farm 2B

Farm 3A

Farm 3B

Farm 4A

Farm 4B

Meana

EU MRLb

Lindane (gamma-HCH)

0.01

0.03

ND

ND

0.03

0.03

ND

ND

0.03

1.00

Beta-HCH

ND

ND

0.02

0.01

0.02

ND

0.02

0.01

0.02

0.02

Dieldrin

0.01

0.02

ND

ND

ND

0.02

ND

ND

0.02

0.50

Aldrin

0.01

ND

ND

0.02

0.01

ND

0.02

ND

0.02

0.05

p,p'-DDE

ND

0.02

0.01

0.02

ND

ND

ND

ND

0.02

0.50

p,p'-DDD

ND

ND

ND

ND

ND

ND

ND

ND

ND

p,p'-DDT

0.05

0.02

0.03

0.04

0.03

0.04

ND

0.04

0.04

Methoxychlor

ND

ND

0.02

0.04

0.04

ND

0.04

0.04

0.04

0.10

  1. ND Non-detected
  2. aMean of samples where residues were detected
  3. bEuropean Union maximum residue limits for pesticides in cocoa beans
  4. cNumber of pesticides found in any sample