ISO 4491-4:1989

Metallic powders — Determination of oxygen content by reduction methods — Part 4: Total oxygen by reduction-extraction

The test method is applicable to all powders of metals, alloys, carbides and mixtures thereof which are non-volatile under the test conditions. The sample may be in powder or compact form. The test is not applicable if the powder contains a lubricant or binder. This part of ISO 4491 shall be read in conjunction with ISO 4491-1.