A RetroSearch Logo

Home - News ( United States | United Kingdom | Italy | Germany ) - Football scores

Search Query:

Showing content from https://en.wikipedia.org/wiki/Toxicity_category_rating below:

Toxicity category rating - Wikipedia

From Wikipedia, the free encyclopedia

EPA ratings for hazards of pesticides

In 40 CFR 156.62, the EPA established four Toxicity Categories for acute hazards of pesticide products, with "Category I" being the highest toxicity category (toxicity class). Most human hazard, precautionary statements, and human personal protective equipment statements are based upon the Toxicity Category of the pesticide product as sold or distributed. In addition, toxicity categories may be used for regulatory purposes other than labeling, such as classification for restricted use and requirements for child-resistant packaging.

In certain cases, statements based upon the Toxicity Category of the product as diluted for use are also permitted. A Toxicity Category is assigned for each of five types of acute exposure, as specified in the table below.[citation needed]

The four toxicity categories, from one to four are:

Acute toxicity categories for pesticide products[1][edit]

In the following table, the leftmost column lists the route of administration.

I II III IV Oral LD50 Up to and including 50 mg/kg From 50 to 500 mg/kg From 500 to 5000 mg/kg Greater than 5000 mg/kg Inhalation LC50 Up to and including 0.2 mg/L From 0.2 to 2 mg/L From 2. to 20 mg/L Greater than 20 mg/L Dermal LD50 Up to and including 200 mg/kg From 200 to 2000 mg/kg From 2000 to 20,000 mg/kg Greater than 20,000 mg/kg Eye Effects Corrosive; corneal opacity not reversible within 7 days Corneal opacity reversible within 7 days; irritation persisting for 7 days No corneal opacity; irritation reversible within 7 days No irritation. Skin Effects Corrosive Severe irritation at 72 hours Moderate irritation at 72 hours Mild or slight irritation at 72 hours United States environmental law Supreme Court
decisions NEPA cases CAA cases RCRA cases ESA cases CWA cases CERCLA cases Major
federal legislation,
treaties,
and lower court
decisions Federal agencies Regulations
and concepts

RetroSearch is an open source project built by @garambo | Open a GitHub Issue

Search and Browse the WWW like it's 1997 | Search results from DuckDuckGo

HTML: 3.2 | Encoding: UTF-8 | Version: 0.7.4