Perchlorate

Non-perchlorate flares Many in-service colored signal flares and spectrally balanced decoy flares contain perchlorate oxidizers.

Sources of perchlorate range from lightning and certain fertilizers to the perchlorate compounds in rocket fuel and explosives.

Through picking up possible signatures of highly concentrated salts, the paper suggests that Ultimi Scopuli’s subglacial waters are made of perchlorate brinesa hypersaline solution.

For example, there is only one U.S. producer of a key compound used to fuel rockets, strategic missiles, and intercontinental ballistic missiles: ammonium perchlorate.

A typical, well-designed ammonium perchlorate composite propellant (APCP) first-stage motor may have a vacuum specific impulse (Isp) as high as 285.6 seconds (Titan IVB SRMU).

Common whistle fuels contain Benzoate or Salicylate compounds and a suitable oxidizer such as Potassium Perchlorate.

Composite propellants are often either ammonium nitrate -based (ANCP) or ammonium perchlorate -based (APCP).

Even in low concentrations in drinking water supplies, perchlorate is known to inhibit the uptake of iodine by the thyroid gland.

Fireworks have also been noted as a source of perchlorate in lakes.

For example, in 2003, a federal district court in California found that Comprehensive Environmental Response, Compensation and Liability Act (CERCLA) applied because perchlorate is ignitable and therefore a "characteristic" hazardous waste.

For example, sodium perchlorate has an LD 50 of 2-4 g/kg and is eliminated rapidly after ingestion.

For example, the US Environmental Protection Agency have studied the impacts of perchlorate on the environment as well as drinking water.

It can also be made by mixing nitric acid with ammonium perchlorate and boiling while adding hydrochloric acid.

It provides strong acidity with minimal interference because perchlorate is weakly nucleophilic (explaining the high acidity of HClO 4 ).

Perchlorate, a type of salt in its solid form, dissolves and moves rapidly in groundwater and surface water.

Several other states, including Arizona, Maryland, Nevada, New Mexico, New York, and Texas have established non-enforceable, advisory levels for perchlorate.

The ammonium perchlorate makes up the oxygen deficit introduced by using nitrocellulose, improving the overall specific impulse.

The anionic derivatives of these same oxides are also well known and include hypochlorite (ClO − ), chlorite ( ClOmain ), chlorate ( ClOmain ), and perchlorate ( ClOmain ).

The courts have also taken action with regard to perchlorate contamination.

These solids consist of the perchlorate anion linked via hydrogen bonds to H 2 O and H 3 O + centers Almlöf, Jan; Lundgren, Jan O.; Olovsson, Ivar "Hydrogen Bond Studies.