CENTRAL SCIENTIFIC CO., CHICAGO, U. S. A. 



409 



No. 10764. No. 10768 



No. 10794. 



No. 10798. 



No. 10800. 



10764. CBUCIBLE, Platinum, J. Lawrence Smith's, with cover, for alkali determinations in rocks and 

 minerals. Height, 80 mm; diameter at top, 18 mm; at bottom, 15 mm; capacity, 18 ec; 

 approximate weight with cover, 34 grams. (See Bulletin Xo. 422, United States Geological 

 Survey, page 172.) 

 10768. CRUCIBLE, Platinum, Shimer's Combustion, for determining carbon in iron and steel. 



Capacity, cc 30 



Approximate weight, grams 52 



(Special booklet will be sent on application.) 

 10772. DISHES, Platinum, evaporating, round bottom, with lip. 



Capacity, ce 15 20 25 35 50 



Diameter, mm 38 42 44 48 56 



Approximate weight, grams. .5 6 8 12 17 

 10774. DISHES, Platinum, Blair's, for iron analysis, 

 rimmed. Capacity, ec 



60 

 93 



/o 

 65 



100 125 150 200 250 

 72 78 84 94 98 

 33 42 50 67 80 

 Flat bottom, wfth straight sides and lip, wire 

 280 380 525 



300 



104 



94 



Approximate weight, grams 80 100 120 



10778. DISH, Platinum, Classen's, for electrolytic analysis, with either polished or sand-blasted inner 

 surface. Diameter, 90 mm; depth, 42 mm; capacity, 250 ec; approximate weight, 35 grams. 

 (In ordering kindly specify kind of inner surface desired.) 

 10780. DISHES, Platinum, Incinerating, rectangular shape with flat bottom. 



Capacity, ce 15- 20 



Approximate weight, grams 10 14 



10782. DISH, Platinum, Milk Analysis, capacity, 45 ec; approximate weight, 17 grams. 



10784. DISH, Platinum, Payne's, for fertilizer analysis, flat bottom with lip, wire rimmed, Capacity, 



100 cc; approximate weight. 40 grams. 

 10788. DISH, Platinum, Sugar Analysis, lipped, with flat bottom and straight sides. Capacity, 35 cc; 



approximate weight, 16 -grams. 

 10790. DISH, Platinum, Sugar Analysis, deep form with handle. Capacity, 28 cc; approximate 



weight, 15 grams. 

 10792. DISHES, Platinum, Sugar Analysis, flat bottom, with or without lip or handle. 



Capacity, ec 10 20 25 35 



Approximate weight, grams 10 14 18 20 



(In ordering specify whether lip and handle are desired.) 



10794. DISH, Platinum, Sugar or Milk Analysis, with two handles and lip. Made only to order. Capac- 

 ity, 45 cc: approximate weight, 15 grams. 

 10798. DISH, Platinum, Water Analysis, round bottom, shallow form, without lip. Capacity, 100 ce. 



Approximate weight. 20 grams. 



10800. DISH, Platinum, Water or Iron and Steel Analysis, shallow form with lip. Capacity, 45 ce; 

 approximate weight, 15 grams. 



