How to weigh to the nearest 0.1 mg on a semi - micro analytical balance  [kit] 

 - 1 sound cassette, 1 study guide, 1 film strip, 33 slides ;  in container, 22 X 15 X 5 cm. 
 - General Skills series [kit] .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Chemistry, Analytical.<br/>Weight and measures.<br/>Measurement.