N.H. Code Admin. R. Saf-C 6302.05
“Alveolar air” means that portion of a breath sample submitted which is nearest in exchange between the lungs and the blood, the last portion of a maximal expiration.
Source. #8064, INTERIM, eff 4-1-04, EXPIRES: 9-28-04 (See Revision Note at Chapter Heading for Saf-C 6300); ss by #8114, eff 7-14-04; ss by #9683, eff 3-23-10 (from Saf-C 6301.04); renumbered by #12064 (formerly Saf-C 6301.05)