..y .a x y  
Scales and weights are low-cost materials for quantitative micrscale chemistry experimention.
Egyptian two pan scale (left photo / low-cost- kit)
1. Taring during coating the scale with aluminium foil
2. Making weights from wire using a standard 1g weight.
to make 1M NaOH:
3. digital pocket scale PS-200 A (right photo. Conrad order Nr.120590-55, price 50 Euro)

 back to "weighing..."......back "weights"..........................           last modification: 22.02.2006