BioScience Dictionary

 
A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | Ot.

Found Threshold limit value 1 time.

Displaying results 1 to 10.

1. Threshold limit value (TLV)
This is a guideline value defined by the American Conference of Governmental Hygienists to establish the airborne concentration of a potentially toxic substance to which it is believed that healthy working adults may be exposed safely through a 40 hour working week and a full working life. This concentration is measured as a time weighted average concentration. They are developed only as guidelines to assist in the control of health hazards and are not developed for use as legal standards.