. Journal. e weighing machine, anyintelligent person may In- allowed to weigh th bales, butthe analyst will see each i me balanced and record the weighthimself. If the bale under test is _>4 ill. illthickness, the sheets for testing may be selected from themiddle, and at , in. from the top and bottom. Four wedges are out Erom each the base length of these from the middle sheet being 6 ill. andthe base length of these from the outer sheet 1 , i iii , imp! ed in this manner ?would be to i large to dry conveniently in the ovens atdisposal, the wedges may have base lengths of 3 i
. Journal. e weighing machine, anyintelligent person may In- allowed to weigh th bales, butthe analyst will see each i me balanced and record the weighthimself. If the bale under test is _>4 ill. illthickness, the sheets for testing may be selected from themiddle, and at , in. from the top and bottom. Four wedges are out Erom each the base length of these from the middle sheet being 6 ill. andthe base length of these from the outer sheet 1 , i iii , imp! ed in this manner ?would be to i large to dry conveniently in the ovens atdisposal, the wedges may have base lengths of 3 in. in., or two wedges only may be cut from each very la. i omenta, it may be sufficient to take only one wedge from each sheet. The reasons for theabove procedure have already been set forth (,loc. cit.). though the practice advised is slightly simplifiedand modified in the light of results now given, particularly 174 JOURNAL OF nil: SOCIETY UK CHEMICAL INDUSTRY. , IBOH HI. SESSro=» nin ,7~ m \uv. .1 tint of moisture travelling with difficulty through the si la, buou!,I In- thai of sampling a ingl where m\ entire vluns would be tawto represent the middle of the bale, atnll sheets from points 1] in. from iitop ami bottom. This latter method]equivalent to the collection of sixshcete froequal distances apart throughout the ixi Inlj lie other extreme or exceptional ci e mentioned, and that is the casellsampling pulp where the excessive moistildrying influence has onlj affected textreme outside edge and outermost sheof the bale. The outermost sheet may tilbe selected at J in. from top and bottom Ithe bale and the outer wedges mustabout one-twentieth of the area of tltaki n from the middle slu
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectchemist, bookyear1882
