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chemistry start time

chem_start_tm
general
Updated 3/30/2026

Definition

The beginning time value for a chemical analysis. Used to track temporal information related to chemistry start time. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for chemistry management and reporting.

Standard Abbreviation

chem_start_tm

Category

general

Database Usage

-- Example column naming
CREATE TABLE claims (
  claim_id VARCHAR(50),
  chem_start_tm VARCHAR(100),  -- chemistry start time
  ...
);

-- Example in SELECT
SELECT 
  claim_id,
  chem_start_tm as chemistry_start_time
FROM claims;

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