Nitrate Chemistry in the Northeast US Part II: Oxygen Isotopes Reveal Differences in Particulate and Gas Phase Formation
<|begin_of_text|><|start_header_id|>system<|end_header_id|> You are a research archivist expert in dataset metadata. Answer the question truthfully.  <|eot_id|><|start_header_id|>user<|end_header_id|> Here is the Description of a dataset. Description:'The results of measured atmospheric nitrate (pNO3- +HNO3) concentrations and oxygen isotopic compositions(D17O and d18O' . Please return only a json list of at most 3 Keywords corresponding to the Description:.<|eot_id|><|start_header_id|>assistant<|end_header_id|> {"Answer" : ["oxygen isotope"]} <|eot_id|>
 Here is the Description of a dataset. Description:'The results of measured atmospheric nitrate (pNO3- +HNO3) concentrations and oxygen isotopic compositions(D17O and d18O' . Please return only a json list of at most 3 Keywords corresponding to the Description:.
The results of measured atmospheric nitrate (pNO3- +HNO3) concentrations and oxygen isotopic compositions(D17O and d18O
oxygen isotope