Scope:

ASTM E37 is primarily intended to test such materials for compliance with compositional specifications. It is assumed that all who use these methods will be trained analysts capable of performing common laboratory procedures skillfully, and work will be performed in a properly equipped laboratory.

Procedure:

Video 01: Lead detection using Flame AA Spectroscopy

Specimen size:

In ASTM E37, the lines used are Cu 324.7, Bi 223.0, Ag 328.0, and Zn 213.8 nm, and photometric measurement is made at approximately 550.

nm.

Data

The following calculations are done in ASTM E37:

Element, % 5= [(A×B) ×0.977)/C]×100

Bismuth, Standard Solution (1 mL = 1 mg Bi)

Copper, Standard Solution (1 mL = 1 mg Cu)

Silver, Standard Solution (1 mL = 1 mg Ag)

Zinc, Standard Solution (1 mL = 0.1 mg Zn)

Conclusion:

The chemical analysis of pig lead with various chemical compositions is covered in ASTM E37.