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hidrigin
  1.  hydrogen(n f2)
Usage
  1. suilfíd hidrigine = hydrogen sulfide
  2. fosfáit hidrigin chailciam ina bhfuil 0,25% fluairín ar a laghad = calcium hydrogen phosphate containing not less than 0,25% of fluorine
  3. sárocsaíd hidrigine (lena n-áirítear sárocsaíd hidrigine sholadach) = hydrogen peroxide (including solid hydrogen peroxide)
  4. an coibhneas idir líon na n-adamh deoitéiriam agus líon na ngnáth-adamh hidrigine = the ratio of the deuterium atoms to the normal hydrogen atoms
  5. hidrigin, gáis thámha agus miotalóidí agus neamh-mhiotail eile (gan seiléiniam agus fosfar a áireamh) = hydrogen; rare gases and other metalloids and non-metals (excluding selenium and phosphorus)
  6. saillte agus olaí ainmhíocha nó plandúla, hidriginithe, scagtha nó gan scagadh, ach gan ullmhú thairis sin orthu = animal or vegetable fats and oils, hydrogenated, whether or not refined, but not further prepared