Table 1.

Exposure concentration of airborne baby powder for applicator during baby powder application

Filter	Filter weight		Blank weight		Flow		Sampling time min	Concentration mg/m3
Number	Before g	After g	Before g	After g	Before L/min	After L/min
1	0.04504	0.04530	0.04501	0.04500	2.001	1.988	5.167	0.00157
2	0.04489	0.04512	0.04501	0.04500	2.019	2.016	4.583	0.00158
3	0.04485	0.04558	0.04501	0.04500	1.988	1.987	5.250	0.00427
4	0.04459	0.04523	0.04501	0.04500	2.028	2.026	4.833	0.00398
5	0.04480	0.04546	0.04501	0.04500	1.986	1.984	5.333	0.00378
6	0.04490	0.04551	0.04501	0.04500	2.015	2.013	4.417	0.00420
7	0.04477	0.04747	0.04501	0.04500	2.028	2.023	5.083	0.01579
8	0.04490	0.04664	0.04501	0.04500	2.067	2.053	4.833	0.01055
9	0.04480	0.04507	0.04501	0.04500	2.023	2.017	5.333	0.00152
10	0.04462	0.04553	0.04501	0.04500	2.054	2.045	4.917	0.00544
Mean ± SD								0.00527 ± 0.00455