No title
- NARESA Colombo 1988
- 70 LK
- Biological materials Selecting representative samples Food materials Air particulates Sri Lanka
http://thakshana.nsf.ac.lk/slstic/NA-59//NA_59_1.pdf = Sampling for quantitative analysis
M
B
P716
NA-59
Chemistry
543.062
http://thakshana.nsf.ac.lk/slstic/NA-59//NA_59_1.pdf = Sampling for quantitative analysis
M
B
P716
NA-59
Chemistry
543.062