196 Tables 208-209. 



TABLE 208.— Standard Calibration Onrre for Ft — Ft. Rh. (10% Rh.) Thenuo-Element. 



Giving the temperature for every loo microvolts. For use in conjunction with a deviation curve determined by call" 

 bration of the particular element at some of the following fixed po nts: 



Water 



Naphthalene 



Tin 



Benzophenone 



Cadmium 



Zinc 



Sulphur 



Antimony 



Aluminum 



melting-pt. 



TABLE 209. — Standard Calibration Curve for Copper — Constantan Tbermo-Element. 



For use in conjunction with a deviation curve determined by the calibration of the particular clement at some of the 

 following fixed points: 



Water, boiling-point, ioo°, 4276 microvolts; Naphthalene,boiling-point, 217.95, 10248 mv.; Tin, melting-point, 231.9, 

 11009 mv.; Benzophenone, boiling-point, 305.9, 15203 mv.; Cadmium, melting-point, 320.9, 16083 mv. 



E. 

 micro- 

 volts. 



100. 

 200. 

 300. 

 400. 

 500. 

 600. 

 700. 

 800. 

 900. 

 1000. 



6000. 



8000. 



Temperatures, °C. 



94.07 

 96.23 



98.38 



100.52 

 102.66 

 104-79 

 106.91 

 109.02 

 III. 12 

 113.22 

 115.31 



115.31 



117.40 

 119.48 

 121.56 

 123.63 

 125.69 

 127.75 

 129.80 

 131-84 

 133-88 

 135-91 



194.62 



196.51 



198.40 

 200.28 

 202.16 

 204.04 

 205.91 

 207.78 

 209.64 

 211.50 

 213-36 



E 



micro- 

 volts. 



100. 

 200. 

 300. 

 400. 

 5 00. 

 600. 

 700. 

 800. 

 900. 

 1000. 



E 



micro- 

 volts. 



100. 

 200. 

 300. 

 400. 

 500. 

 600. 

 700. 

 800. 

 900. 

 1000. 



16000. 



18000. 



Temperatures, "C. 



213.36 

 215-21 

 217.06 

 218.91 



220.75 



222.59 

 224.43 

 226.26 

 228.09 

 229.92 

 231-74 



231-74 

 .233-56 

 235-38 

 237-20 

 239-01 

 240.82 

 242.63 

 244-43 

 246.23 

 248.03 

 249.82 



249.82 

 251.61 

 253-40 

 255-18 

 256.96 

 258.74 

 260.52 

 262.29 

 264.06 

 265-83 

 267.60 



267.60 

 269.36 

 271.12 

 272.88 

 274.64 

 276.40 

 278.15 

 279.90 

 281.6s 

 283.39 

 285.13 



285-13 

 286.87 

 288.61 

 290.3s 

 292.08 

 293-81 

 295-54 

 297-26 

 298.98 

 300.70 

 302.42 



302.42 

 304-14 

 305-85 

 307 56 

 309-27 

 310.98 

 312-69 

 314-39 

 316.09 

 317-79 

 319-49 



319-49 

 321-19 

 322.88 

 324-57 

 326.26 

 327.9s 

 329.64 

 331.32 

 333-00 

 334-68 

 336.36 



336.36 

 338.04 

 339-72 

 341.40 

 343.07 

 344-74 

 346-41 

 348.08 

 349-75 

 351-42 

 353-09 



E 

 micro- 

 volts. 



100. 

 200. 

 300. 

 400. 

 500. 

 600. 

 700. 

 800. 

 900. 

 1000. 



Cf. Day and Sosman, Am. Jour. Sci. 29, p. 93, 32, p. si, ; ibid. R. B. Sosman, 30, p. I. 

 Smithsonian Tables. 



