. Bacteriological apparatus : pathological, biochemical. Scientific apparatus and instruments; Bacteriology; Chemical industry. 13085 5775-80 13075 Filter Paper—Whatman's No. 50. Specially hardened by treatment with nitric acid; very tough, resisting great pressure and retaining even finest precipitates; can be used repeatedly, hard, smooth sur- face permitting precipitates to be scraped or washed off without injury to paper; especially adapted for use with vacuum. No. A Diameter, mm B 55 C 70 D 90 E 110 F 125 G 150 Per hundred .55 No. H Diameter, mm 185 .90 I 240 J 270 K 320 2.
. Bacteriological apparatus : pathological, biochemical. Scientific apparatus and instruments; Bacteriology; Chemical industry. 13085 5775-80 13075 Filter Paper—Whatman's No. 50. Specially hardened by treatment with nitric acid; very tough, resisting great pressure and retaining even finest precipitates; can be used repeatedly, hard, smooth sur- face permitting precipitates to be scraped or washed off without injury to paper; especially adapted for use with vacuum. No. A Diameter, mm B 55 C 70 D 90 E 110 F 125 G 150 Per hundred .55 No. H Diameter, mm 185 .90 I 240 J 270 K 320 L 385 M 400 N 500 Per hundred 5775 Filter Plates. Of Coors porcelain; perforated disks for Caldwell crucibles and funnels; sizes Nos. 6 to 9 have beveled edges. Size No. 1 Diameter rim, mm 15 Thickness, mm 1% Each .20 Size No. 6 Diameter rim, mm 38 Thickness, mm 4 Each .36 2 3 4 5 20 22 25 30 1% iy2 iy2 iy2 .23 .24 .24 .28 7 8 9 50 60 75 4 4 4 .46 .54 .72 5780 Filter Plates. Of Ohio porcelain, Hirsch; profusely perforated; edges beveled to fit 60° funnels. Size No. 1 2 3 Diameter, mm 25 38 50 Each .20 .25 .30 13080 Filter Pump—Water-Jet. Also provides vacuum for percolation, evaporation, distillation, etc.; with 20 lbs. water pressure it will dis- place 1/3 cu. ft. of air per minute at atmospheric pressure; fur- nished with gauge, connecting tee, and 2 cocks Each 13085 Filter Pump—Steam-Jet. Similar to No. 13080 above, but made to operate with steam instead of water; furnished with gauge, con- necting tee, stop and check valve Each 180 Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Will Corporation. Rochester, N. Y. : The Will Corporation
Size: 1646px × 1518px
Photo credit: © Library Book Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1920, booksubjectscientificapparatusa
