ASTM E 478 : 2024

 Element

Composition, %

Aluminum

12.0 max

Antimony

 1.0 max

Arsenic

 1.0 max

Cadmium

 1.5 max

Cobalt

 1.0 max

Copper

40.0 min

Iron

 6.0 max

Lead

27.0 max

Manganese

 6.0 max

Nickel

50.0 max

Phosphorus

 1.0 max

Silicon

 5.0 max

Sulfur

 0.1 max

Tin

20.0 max

Zinc

50.0 max

Sections

Aluminum by the Carbamate Extraction-(Ethyl-
enedinitrilo) Tetraacetic Acid Disodium Salt (EDTA) Titrimetric Test Method [2 % to 12 %]

71 – 78

Copper by the Combined Electrodeposition Gravimetric and Oxalyldihydrazide Spectrophotometric Test Method [50 %, minimum]

10 – 18

Iron by the 1,10-Phenanthroline Spectrophotometric Test Method [0.003 % to 1.25 %]

19 – 28

Lead by Atomic Absorption Spectrometry [0.002 % to 15 %]

90 – 100

Lead by the (Ethylenedinitrilo) Tetraacetic Acid, Disodium Salt (EDTA) Titrimetric Test Method [2.0 % to 30.0 %]

29 – 36

Nickel by the Dimethylglyoxime Extraction Spectrophotometric Test Method [0.03 % to 5.0 %]

37 – 46

Nickel by the Dimethylglyoxime Gravimetric Test Method [4 % to 50 %]

55 – 62

Silver in Silver-Bearing Copper by Atomic Absorption Spectrometry [0.01 % to 0.12 %]

101 – 112

Tin by the Iodometric Titration Test Method [0.5 % to 20 %]

63 – 70

Tin by the Phenylfluorone Spectrophotometric Test Method [0.01 % to 1.0 %]

113 – 123

Zinc by Atomic Absorption Spectrometry [0.02 % to 2 %]

79 – 89

Zinc by the (Ethylenedinitrilo) Tetraacetic Acid Disodium Salt (EDTA) Titrimetric Test Method [2 % to 40 %]

47 – 54