=10= 
Table 1.--Continued 
Average 
repellent 
time 
Repellent 
Material : 
ratio 
Oleic acid, pentyl ester 417 6 56 16 
Oxalic acid, dipentyl ester 419 8 94 27 
2-Pentanol, 4-(3-hydroxypropoxy)-2-methyl- 169 3 91 26 
Phenethyl alcohol, p-chloro- 2719 2 231 53 
p-isopropyl- 1774 18 207 tet 
Phenol, p-(1,1-dimethylpropyl-, acetate 420 13 108 31 
Phosphoric acid, tributyl ester 399 2 149 42 
Phthalic acid, diethyl ester 329 4 116 46 
dimethyl ester (standard) 262 233 161 58 
Phthalimide, N-sec-butyl- 2419 10 77 68 
Pinene, ether with ethylene glycol 558 34 229+ 92 
Propanediol, x-(2-ethylbutoxy)- 1442 6 315 ala liy/ 
1,2-Propanediol, 3-isopentyloxy- 3554 4 422 98 
Propionic acid, 2-~benxyloxy-2-methyl-, benzyl ester 1910 ul Ue 28 
ethyl ester 1911 10 74 27 
Propanol, butoxypolypropyleneoxy- 163 6 298 85 
2-Propanol, 3-(2-cyclohexyloxy-1-methylethoxy)- 374 28 310 100 
1-/2-(3,3,5-trimethylcyclohexyloxy)propoxy/- 1123 20 255 102 
Propionic acid, diester with 1,5-pentanediol ie 6154 8 95 83 
Ricinoleic acid, acetyl-, butyl ester 400 1 27 8 
Salicylic acid, pentyl ester : 334 8 56 16 
isopentyl ester 378 7 67 9 
Sebacic acid, dibutyl ester 393 2 52 15 
Stearic acid, pentyl ester 430 11 64 18 
butyl ester 398 5 39 ial 
Succinamic acid, N,N-diethyl-, propyl ester 6168 10 182 160 
N,N-dipropyl-, ethyl ester 6252 10 158 138 
Succinic acid, 2-cyano-3-methyl-, diethyl ester 5611 8 20 18 
Tartaric acid, dibutyl ester 396 4 69 20 
diisopropyl ester 3572 13 70 25 
Toluenesulfonamide, N,N-dibutyl- 424 3 21 6 
Undecanoic acid, hydroxy-, lactone 751 2 189 43 
Undecyl alcohol 330 3 36 10 
