The Indian standardized system of toxicity labels for pesticides uses a 4-color system (red, yellow, blue, green) to plainly label containers with the toxicity class of the contents.

Label

Name

Level of toxicity

Oral lethal dose mg per kg body weight of test animal

Listed chemicals

Red label

Extremely toxic

1-50

Monocrotophos, zinc phosphide, ethyl mercury acetate, and others.

Yellow label

Highly toxic

51-500

Endosulfan, carbaryl, quinalphos, and others.

Blue label

Moderately toxic

501-5000

Malathion, thiram, glyphosate and others.

Green label

Slightly toxic

More than 5000

 Mancozeb, oxyfluorfen, mosquito repellant oils and liquids, and most other household insecticides.