158 



Table 156. 

 VISCOSITY OF LIQUIDS. 



Compiled from Landolt and Bornstein, 1912. 

 Rogers, 1894-97. Viscosity giv^en in centipoises. 



Based principally on work of Thorpe and 

 One centipoise = 0.01 dyne-second per cm'. 



Liquid. 



Acids: Formic 



Acetic 



Propionic 



Butyric 



i-Butyric 



Alcohols: Methyl 



Ethyl * 



Allyl 



Propyl 



i-Propyl 



Butyric 



i-Butyric 



Amyl, op. act 



Amyl, op. inact 



Aromatics: Benzene . . . 



Toluene 



Ethylbenzole 



Orthoxylene 



Metaxylene 



Paraxylene 



Bromides: Ethyl 



Propyl 



i-Propyl 



Allyl 



Ethylene 



Bromine 



Chlorides : Propyl 



Allyl 



Ethylene 



Chloroform 



Carbon-tetra 



Ethers: Diethyl 



Methyl-propyl 



Ethyl-propyl 



Dipropyl 



Esters: Methylformate 



Ethylformate 



Methylacetate 



Ethylacetate 



Iodides: Methyl 



Ethyl 



Propyl 



Allyl 



Paraffines: Pentane . . . 



i-Pentane 



Hexane 



i-Hexane 



Heptane 



i-Heptane 



Octane 



Sulphides: Carbon di-. 



Ethyl 



Turpentine! 



Viscosity in centipoises. 



Formula. 



CH2O2 



C2H4O2 



C3H6O2 



C4H8O2 



CHsOz 



CH4O 



C2H6O 



C3H6O 



CsHsO 



CsHsO 



C4H10O 



C4H10O 



C5H12O 



C5H,20 



CeHe 



CvHs 



CsHio 



CgHio 



CgHio 



CgHio 



CsHsBr 



CsHyBr 



CsHyBr 



CsHsBr 



C2H4Br 



Br 



C3H7CI 



C3H5CI 



C2H4CI 



CHCI3 



CCL, 



C4H10O 



C4H10O 



C5H12O 



CeHuO 



C2H4O2 



CsHeO 



C3HCO2 



C4HSO2 



CH3I 



C2H5I 



C3H7I 



C3H5I 



C6H12 



C6Hi2 



CeHu 



CcHi4 



C7H16 



C7H16 



CgHis 



CS2 



C4H10S 



0° C 10° C 20° C 30° C 40° C 50° C 70° C 100° c 



solid 



sohd 



1-521 



2.286 



1.887 



0.817 



1.772 



2. 145 

 3-883 



4.565 

 5.186 

 8.038 

 [I. 129 

 8.532 

 0.906 

 0.772 

 0.877 

 1. 105 

 0.806 

 solid 

 0.487 

 0.651 

 0.611 

 0.626 

 2.438 

 1.267 

 0.442 

 0.413 

 1.132 

 o. 706 



1-351 

 0.294 

 0.314 

 0.402 

 0-544 

 0-436 

 0.510 

 0.484 

 0.582 

 0.606 

 0.727 

 0.944 

 0.936 

 0.289 

 o. 284 

 0.401 



0.376 

 0.524 



0.481 

 o. 706 



0.438 

 0.563 

 2.248 



2.247 



solid 

 I. 289 

 1. 851 

 1.568 

 0.690 

 1 .466 



1-705 

 2.918 

 3.246 

 873 

 548 

 425 

 6.000 

 0.763 

 671 

 o. 761 



937 

 o. 702 

 0.738 

 0.441 

 0-582 



545 

 560 



039 

 120 



396 



372 



0.966 



0.633 



1-138 



0.268 



0.285 



0.360 



0.479 



391 



454 



431 



0.512 



548 



654 



833 



826 



262 



256 



360 



338 



0.465 



0.428 



0.616 



0.405 



o. 501 



1.783 



784 

 222 

 102 

 540 

 318 

 596 

 200 



363 

 256 

 370 

 948 

 907 

 092 

 342 

 654 

 590 

 669 

 810 

 620 

 64S 

 402 



524 

 489 



504 

 721 

 005 

 359 

 337 

 83s 

 571 

 975 

 245 

 260 



324 

 425 

 355 

 408 

 3S8 

 455 

 500 

 592 

 744 

 734 

 240 

 234 

 326 

 306 

 416 

 384 

 542 

 376 

 450 

 487 



.460 

 .040 

 .960 



•304 

 . 129 

 .520 

 .003 

 .168 

 -779 

 -757 

 . 267 

 .864 



•594 



. 20 



-56 



-525 



•594 



-709 



-552 



-574 



-368 



-475 



-443 



-458 



•475 

 .911 



-326 

 -307 

 •736 

 •519 

 .848 

 • 223 



■237 

 .294 



.381 

 •325 

 •369 

 •352 

 .407 

 .460 

 -540 

 .669 

 .660 

 . 220 



. 296 



.279 

 •375 

 •347 

 •483 

 •352 

 .407 

 . 272 



. 219 

 •905 

 •845 

 . 120 

 .980 

 •456 

 •834 

 .914 



•405 

 •331 

 .782 

 . 122 

 .607 

 •415 

 •49S 

 •471 

 ■531 

 .627 

 •497 

 -513 



•433 

 •403 

 .419 



.286 

 -830 



-299 



.282 

 -652 

 -474 

 -746 



.268 

 •344 



■336 

 .320 

 ■36 

 .424 



■495 



.607 



•597 



271 



254 

 0.341 



0-315 

 0.433 

 0-330 

 0.369 

 1 .071 



1.036 

 o. 796 

 0.752 



975 

 862 



0.403 

 o. 702 

 0.763 

 1. 130 

 1.029 

 1. 411 

 1. 611 



1^937 

 1. 851 



0.444 

 0.426 

 0.479 

 0.56c 



0.451 

 0.463 



0.397 

 0.368 

 0.384 



131 



o. 761 



0.584 

 0.435 

 0.662 



245 

 0.311 



0.308 

 0.293 

 0.333 



0.456 

 0.552 

 0.544 



o. 248 



233 



310 



0.288 



391 



0.338 



0.926 



780 

 631 



607 

 760 



683 

 510 



553 

 760 

 646 

 930 



359 



354 

 397 

 45^ 

 ■375 

 .383 



338 



328 

 903 



479 

 534 



279 



391 

 466 

 458 



262 

 243 

 324 



287 

 728 



Bureau of Standards, see special table, t Glaser. 



Smithsonian Tables. 



