ISO-697 › Surface active agents -- Washing powders -- Determination of apparent density -- Method by measuring the mass of a given volume
ISO-697
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2ND EDITION
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CURRENT
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The method consists in determining the mass of powder in receiver of known dimensions, after filling with the sample from a funnel of specified shape under specified conditions. The method is applicable to free flowing powders and, provided that an appropriate funnel is used, to powders which have a tendency to cake. In the case of powder containing lumps, the method is applicable only if these can be disintegrated readily without braeking down the particles of the powder.
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71.100.40 (Surface active agents)
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Document Number
ISO 697:1981
Revision Level
2ND EDITION
Status
Current
Publication Date
March 1, 1981
Committee Number
ISO TC 91