Biological Monitoring Interpreter

How to Use

Select a substance from the list, choose the biological matrix and sample timing, enter the measured value, then press Calculate to compare against applicable guidance values (ACGIH BEI, DFG BAT, UK BMGV).

Substance

Search substance or analyte

Select substance / analyte

Sample Details

Biological matrix

Sample timing

Measured value

Unit

—

Show guidance values from

Guidance Value Reference

Reference values from ACGIH TLVs & BEIs (current edition), DFG MAK/BAT list, and UK HSE EH40. Values are subject to annual revision — verify against current editions before use in formal assessments.

Substance	Analyte	Matrix	Timing	ACGIH BEI	DFG BAT	UK BMGV	Unit