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Saturday, 19 February 2011 04:03

The WHO Guidelines to Classification of Pesticides by Hazard (Slightly Hazardous)

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Table 4. List of technical products classified in Class III: "Slightly hazardous"

Name

Status

Main use

Chemical 
type

Physical 
state

Route

LD50 (mg/kg)

Remarks

Acephate

ISO

I

OP

S

O

945

 

Acetochlor

ISO

H

 

L

O

2,950

 

Acifluorfen

ISO

H

 

S

O

1,370

Strong irritant to eyes

Allethrin

ISO

I

PY

oil

O

c685

EHC 87; HSG 24

Ametryn

ISO

H

T

S

O

1,110

 

Amitraz

ISO

AC

 

S

O

800

 

Azamethiphos

ISO

I

OP

S

O

1,010

 

Azidithion

N(F)

         

See menazon

Barban

ISO

H

 

S

O

1,300

 

Bensultap

ISO

I

 

S

O

1,100

 

Bentazone

ISO

H

 

S

O

1,100

 

Benzoylprop-ethyl

(ISO)

H

 

S

O

1,555

 

Benzthiazuron

ISO

H

 

S

O

1,280

 

Bromofenoxim

ISO

H

 

S

O

1,217

 

Bromophos

ISO

I

OP

S

O

c1,600

DS 76

Buthidazole

ISO

H

 

S

O

1,480

 

Cacodylic acid

           

See dimethylarsinic acid

Carbofos

N(U)

         

See malathion

Chlorfenac

ISO

H

OC

S

O

575

 

Chlorfenethol

ISO

AC

OC

S

O

930

 

Chlorfenson

ISO

AC

OC

S

O

c2,000

Irritant to skin

Chlorinat

N(U)

         

See barban

Chlormequat (chloride)

ISO

PGR

 

S

O

670

 

Chloroacetic acid

C

H

 

S

O

650

Irritant to skin and eyes; data refer to sodium salt

Chlorobenzilate

ISO

AC

OC

S

O

700

 

Chlorocholine chloride

C

         

See chlormequat

Chlorthiamid

ISO

H

 

S

O

757

 

Cismethrin

ISO

         

Resmethrin is a mixture of isomers, the 
trans isomer (70-80%) being also known as 
bioresmethrin and the cis isomer (20-30%) as 
cismethrin. Bioresmethrin (see table 62.5) alone 
is of much lower toxicity (oral LD50 9,000 mg/kg)

(DS 34)

Citrex

N(U)

         

See dodine

Clofop

ISO

H

 

L

O

1,208

 

Copper hydroxide

C

F

 

S

O

1,000

 

Copper oxychloride

C

F

 

S

O

1,440

 

4-CPA

ISO

PGR

 

S

O

850

 

Crufomate

ISO

I

OP

S

O

770

 

Cycloate

ISO

H

TC

L

O

+2,000

 

Cyhexatin

ISO

AC

OT

S

O

540

 

Cymoxanil

ISO

F

 

S

O

1,196

 

Cyproconazole

N(B)

F

 

S

O

1,020

 

Dazomet

ISO

F-S

 

S

O

640

Irritant to skin and eyes

2,4-DB

N(B)

H

 

S

O

700

 

DCBN

N(J)

         

See chlorthiamid

Deet

           

See diethyltoluamide

Dehydroacetic acid

C

F

 

S

O

1,000

 

2,4-DES

N(B,U)

         

See disul

Desmetryn

ISO

H

T

S

O

1,390

 

Diallyl dichloroacetamide

           

See dichlormid

Dicamba

ISO

H

 

S

O

1,707

 

Dichlone

ISO

FST

 

S

O

1,300

 

Dichlormid

N(A)

H

 

L

O

2,080

 

Dichlorobenzene

C

FM

 

S

O

500-5,000

Mixture of isomers

Dichlorophen

ISO

F

OC

S

O

1,250

 

Dichlorprop

ISO

H

 

S

O

800

 

Diclofop

ISO

H

 

S

O

565

 

Dicofol

ISO

AC

 

S

O

c690

DS 81

Dienochlor

ISO

AC

 

S

O

3,160

Acutely toxic by inhalation; skin sensitizer

Diethyltoluamide

ISO

RP (insect)

 

L

O

c2,000

DS 80

Difenoconazole

ISO

F

T

S

O

1,453

 

Dimepiperate

ISO

H

TC

S

O

946

 

Dimethachlor

ISO

H

 

S

O

1,600

 

Dimethametryn

ISO

H

T

L

O

3,000

 

Dimethipin

ISO

H

 

S

O

1,180

 

Dimethylarsinic acid

C

H

 

S

O

1,350

 

Diniconazole

ISO

F

 

S

O

639

 

Dinocap

ISO

AC,F

CNP

S

O

980

 

Diphenamid

ISO

H

 

S

O

970

 

Disul

ISO

H

 

S

O

730

 

Dithianon

ISO

F

 

S

O

640

 

2,4-DP

N(U)

         

See dichlorprop

Dodine

ISO

F

 

S

O

1,000

 

Doguadine

N(F)

         

See dodine

DSMA

           

See methylarsonic acid

Empenthrin ((1R) isomers)

ISO

I

PY

oil

O

+2,280

 

Ephirsulphonate

N(U)

         

See chlorfenson

Esprocarb

ISO

H

TC

L

O

+2,000

Skin and eye irritant

Etacelasil

ISO

PGR

 

L

O

2,065

 

Etaconazole

ISO

F

 

S

O

1,340

 

Ethohexadiol

N(A)

RP (insect)

 

L

O

2,400

 

Etridiazole

ISO

F

 

L

O

2,000

 

Fenoprop

ISO

H

 

S

O

650

 

Fenson

ISO

AC

 

S

O

1,550

 

Fenothiocarb

ISO

L

C

S

O

1,150

 

Fenpropidin

ISO

F

 

S

O

1,440

 

Fenthiaprop

N(B)

H

 

S

O

915

 

Ferimzone

ISO

F

 

S

O

725

 

Flamprop

ISO

H

 

S

O

1,210

 

Fluchloralin

ISO

H

 

S

O

1,550

 

Fluoroglycofen

N(B)

H

 

S

O

1,500

 

Flurprimidol

ISO

PGR

 

S

O

709

 

Flusilazole

N(B)

F

 

S

O

1,110

 

Flutriafol

ISO

F,FST

T

S

O

1,140

 

Fomesafen

ISO

H

OC

S

O

1,250

 

Fuberidazole

ISO

F

 

S

O

1,100

 

Furalaxyl

ISO

F

 

S

O

940

 

Glufosinate

ISO

H

 

S

O

1,625

 

Heptopargil

ISO

PGR

 

L

O

2,100

 

Hexazinone

ISO

H

 

S

O

1,690

 

Hydramethylnon

N(A,B)

I

 

S

O

1,200

 

IBP

           

See iprobenphos

Iprobenphos

N(B)

F

 

S

O

600

 

Isoprothiolane

ISO

F

 

S

O

1,190

 

Isoproturon

ISO

H

 

S

O

1,800

 

Isouron

ISO

H

 

S

O

630

 

Isoxapyrifop

ISO

H

 

S

O

500

 

Kelthane

N(J)

         

See dicofol

Malathion

ISO

I

OP

L

O

c2,100

LD50 value can vary according to impurities. 
This value has been adopted for classification 
purposes and is that of a technical product 
conforming to WHO specifications; DS 29

Maldison

N(Aus,NZ)

         

See malathion

MCPA

ISO

H

 

S

O

700

 

MCPA-thioethyl

ISO

H

 

S

O

790

 

MCPB

ISO

H

 

S

O

680

 

Mecoprop

ISO

H

 

S

O

930

 

Mecoprop-P

ISO

H

 

S

O

1,050

 

Mefluidide

ISO

H

 

S

O

1,920

 

Menazon

ISO

AP

OP

S

O

1,950

 

Mepiquat

ISO

PGR

 

S

O

1,490

 

Metalaxyl

ISO

F

 

S

O

670

 

Metaxon

N(U)

         

See MCPA

Metconazole

ISO

F

 

S

O

660

 

Methazole

N(A,B)

H

 

S

O

4,543

Slightly irritant to eyes

2-Methoxyethlymercury silicate

C

FST

OM

S

O

1,140

 

Methylarsonic acid

ISO

H

 

S

O

1,800

 

Metolachlor

ISO

H

 

L

O

2,780

 

MSMA

           

See methylarsonic acid

Myclobutanil

N(B)

F

 

S

O

1,600

 

2-Napthyloxy acetic acid

ISO

PGR

 

S

O

600

 

Nitrapyrin

ISO

B-S

 

S

O

1,072

 

Nuarimol

ISO

F

 

S

O

1,250

 

Octhilinone

ISO

F

 

S

O

1,470

 

N-octyl bicycloheptene 
dicarboximide

C

SY

 

L

O

2,800

 

Oxadixyl

N(B)

F

 

S

O

1,860

 

Paclobutrazol

ISO

PGR

 

S

O

1,300

 

Pallethrine

N(F)

         

See allethrin

Para-dichlorobenzene

           

See dichlorobenzene

Pendimethalin

ISO

H

 

S

O

1,050

 

Perfluidone

ISO

H

 

S

O

920

 

Pimaricin

N(B)

F

 

S

O

2,730

Antibiotic, identical with tennecetin and 
natamycin

Piproctanyl

ISO

PGR

 

S

O

820

 

Pirimiphos-methyl

ISO

I

OP

L

O

2,018

DS 49

Prochloraz

ISO

F

 

S

O

1,600

 

Propachlor

ISO

H

 

S

O

1,500

DS 78

Propanil

ISO

H

 

S

O

c1,400

 

Propargite

ISO

AC

 

L

O

2,200

 

Pyrazoxyfen

ISO

H

 

S

O

1,644

 

Pyridaben

ISO

AC

 

S

O

820

 

Pyridaphenthion

N(J)

I

OP

S

O

769

 

Pyridate

ISO

H

 

S

O

c2,000

 

Pyrifenox

ISO

F

 

L

O

2,900

 

Quinoclamine

ISO

H

 

S

O

1,360

 

Quizalofop

N(B)

H

 

S

O

1,670

 

Resmethrin

ISO

I

PY

S

O

2,000

See cismethrin; EHC 92, DS 83, HSG 25

Ryania

C

I

 

S

O

c750

LD50 varies: vegetable product

Sesamex

N(A)

SY

 

L

O

2,000

 

Sethoxydim

ISO

H

 

L

O

3,200

 

Silvex

N(A)

         

See fenoprop

Simetryn

ISO

H

T

S

O

1,830

 

Sodium chlorate

ISO

H

 

S

O

1,200

 

Sulfluramid

ISO

I

 

S

O

543

 

Sulfoxide

N(A)

SY

 

L

O

2,000

 

2,3,6-TBA

ISO

H

 

S

O

1,500

 

Tebuthiuron

ISO

H

 

S

O

644

 

Thiram

ISO

F

 

S

O

560

DS 71

TMTD

N(U)

         

See thiram

2,4,5-TP

N(F,J,U)

         

See fenoprop

Tralkoxydim

ISO

H

 

S

O

934

 

Triadimefon

ISO

F

 

S

O

602

 

Triadimenol

ISO

FST

 

S

O

900

 

Tri-allate

ISO

H

TC

L

O

2,165

HSG 89

Trichlorfon

ISO

H

OP

S

O

560

DS 27; EHC 132; HSG 66

Triclopyr

ISO

H

 

S

O

710

 

Tridiphane

N(B)

H

 

S

O

1,740

 

Trifenmorph

ISO

M

 

S

O

1,400

DS 64

Triflumizole

N(B)

F

 

S

O

695

 

Undecan-2-one

C

RP 
(dogs,cats)

 

oil

O

2,500

 

Uniconazole

ISO

PGR

 

S

O

1,790

 

XMC

N(J)

I

C

S

O

542

 

Ziram

ISO

F

 

S

O

1,400

Irritant to skin; DS 73

Source: WHO 1996.

 

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Read 1294 times Last modified on Tuesday, 02 August 2011 01:11

Contents

Preface
Part I. The Body
Part II. Health Care
Part III. Management & Policy
Part IV. Tools and Approaches
Part V. Psychosocial and Organizational Factors
Part VI. General Hazards
Part VII. The Environment
Part VIII. Accidents and Safety Management
Part IX. Chemicals
Part X. Industries Based on Biological Resources
Part XI. Industries Based on Natural Resources
Part XII. Chemical Industries
Part XIII. Manufacturing Industries
Part XIV. Textile and Apparel Industries
Part XV. Transport Industries
Part XVI. Construction
Part XVII. Services and Trade
Part XVIII. Guides