BS EN 1161:1997Feather and down. Test methods. Determination of moisture content BS EN 1162:1997Feather and down. Test methods. Determination of the oxygen index number BS EN 1163:1997Feather and down. Test methods. Determination of the oil and fat content BS EN 1164:1999Feather and down. Test methods. Determination of the turbidity of an aqueous extract BS EN 1165:1997Feather and down. Test methods. Determination of water-soluble chlorides BS EN 1167:1996Feather and down. Method of test for measuring the sizes of quilts filled with feather and/or down
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