Is copper sulfate legal in California?

Asked by: Roger Tidd

(a) No person shall possess for use or use a pesticide product containing copper sulfate for the control in sewers and drains, of tree or other plant roots, or fungal slime in the counties of Alameda, Contra Costa, Marin, Napa, San Francisco, San Mateo, Santa Clara, Solano and Sonoma.

Is copper sulfate regulated?

Copper sulfate is highly soluble in water and it can bind to sediments. Copper is regulated by plants because it is an essential mineral. Too much copper can be toxic to plants as it inhibits photosynthesis.

Is copper sulphate poisonous to humans?

Ingestion of more than 1 g of copper sulphate results in manifestation of symptoms of toxicity [2]. However, this is only a rough threshold for toxicity and depends on individual factors. Mortality in cases of severe poisoning is high and the lethal dose of ingested copper sulphate is between 10-20 g [3].

What is copper sulphate used for?

Copper sulfate is used as a fungicide, algaecide, root killer, and herbicide in both agriculture and non-agricultural settings. It is also used as an antimicrobial and molluscicide.

Is copper fungicide toxic to humans?

Consider Copper sulfate. It is one of many pesticides approved under the USDA National Organic Program. A number of studies show that it is highly toxic to humans, animals, beneficial insects and the environment.

Is copper sulfate safe to use?

It is toxic to humans.

Additionally, if ingested (through inhalation of the powder or through drinking it) copper sulfate can cause immediate vomiting, and if retained in the stomach: unconsciousness, burning pain, nausea, diarrhea, headache, shock, and unconsciousness.

Is copper sulfate considered a hazardous substance under the Clean water Act?

Clean Water Act:

CAS# 7758-98-7 is listed as a Hazardous Substance under the CWA.

Is it safe to swim in a lake treated with copper sulfate?

There are no restrictions on swimming, eating fish from treated water bodies, human drinking water, pet/livestock drinking water, or irrigation. Copper is an element, and so is not broken down like other herbicides.

What happens when you add copper sulfate to water?

If copper sulphate crystals are added to water then, the particles of copper sulphate crystals loses attraction between them and starts moving continuously and gets mixed up with water. It is called ‘hydrated copper sulphate solution which is having a blue colour. Was this answer helpful?

What happens if you snort copper sulphate?

Health Hazards

Copper sulfate is a severe eye irritant and can cause substantial damage to the eyes. If inhaled, the dust can cause respiratory irritation. Copper sulfate should not be ingested. Doing so will cause serious diarrhea and vomiting.

Is copper sulfate a hazmat?

Sulfate as a HAZARDOUS WASTE. Contact your state Department of Environmental Protection (DEP) or your regional office of the federal Environmental Protection Agency (EPA) for specific recommendations. Prior to working with Cupric Sulfate you should be trained on its proper handling and storage.

Can you touch copper sulfate crystals?

Copper sulfate is harmful if swallowed and can irritate skin and mucous membranes. In case of contact, rinse skin with water. If swallowed, give water and call a physician. If you choose to handle the crystals, wear gloves.