共 31 条
[1]
APOL A, 1973, US DHEW723242 NAT I, P1
[2]
APOL A, 1974, US DHEW741160 NAT I, P1
[3]
CALIBRATION OF 2-STAGE AIR SAMPLERS
[J].
AMERICAN INDUSTRIAL HYGIENE ASSOCIATION JOURNAL,
1970, 31 (05)
:537-&
[4]
GRAVIMETRIC-DETERMINATION OF MASS ON LIGHTLY LOADED MEMBRANE FILTERS
[J].
JOURNAL OF THE AIR POLLUTION CONTROL ASSOCIATION,
1984, 34 (04)
:376-378
[5]
GARSHICK E, 1988, IN PRESS AM REV RESP
[6]
HALLOCK MF, 1987, AM IND HYG ASSOC J, V48, P487
[8]
HAMMOND SK, 1987, UNPUB AM IND HYG ASS
[10]
HOBBS JR, 1977, FRAORD7708 US DEP TR, P1