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sulfate

/suhl-feyt/US // ˈsʌl feɪt //

硫酸,硫酸盐,硫酸盐,硫酸钠

Definitions

n.名词 noun
  1. 1
    • : Chemistry. a salt or ester of sulfuric acid.
v.有主动词 verb
  1. 1

    sul·fat·ed, sul·fat·ing.

    • : to combine, treat, or impregnate with sulfuric acid, a sulfate, or sulfates.
    • : to convert into a sulfate.
    • : Electricity. to form a deposit of lead-sulfate compound on.
v.无主动词 verb
  1. 1

    sul·fat·ed, sul·fat·ing.

    • : to become sulfated.

Examples

  • This happened all the time in Mars’ past — it may even be happening now — when magma cooked rocks and released hydrogen, carbon dioxide, methane, iron, sulfates and other compounds that microbes can use to sustain themselves.

  • That means that for a given amount of reflected sunlight, it would absorb much less radiation than sulfate aerosols and hence cause less stratospheric heating.

  • Magnesium sulfate has been around since 1906 and has since been proven to be a superior medication.

  • If sulfurous acid is present, it will be oxidized to sulfuric acid and precipitated as barium sulfate by the barium chlorid.

  • A white precipitate of barium sulfate will form if sulfuric acid is present.

  • Ash a portion of the sample and make the usual qualitative tests for calcium sulfate.

  • It should be filtered when not clear or when crystals of ammonium or potassium sulfate are formed.

  • Sulfates may be detected by adding barium chlorid to the aqueous solution of the honey and precipitating barium sulfate.