- P-ISSN 1225-0163
- E-ISSN 2288-8985
We evaluated the homogeneity and accuracy of low level airborne fibrous standard, and accomplished the proper proficiency test. We had found that the correlation of concentration of standard solution and asbestos density was 0.9863~0.9968, and concluded that the proper guideline of the analysis result was |Z|≤2 interval of Z-score.