3  Examination  of  Black  Pepper.  ^j^^SS.™' 
The  following  figures  were  obtained  in  the  analyses  of  samples 
of  ground  pepper  found  on  the  market : 
Crude  Fiber. 
Non-volatile 
Ether  Extract. 
Starch. 
Total  Ash. 
Ash  insoluble  in 
10  percent.  Hydro- 
chloric Acid. 
I 
16-66 
9-5i 
35'33 
6 '49 
2 
i6"54 
10-44 
-  44-62 
.  6-74 
1-76 
3 
l8:6o 
9*37 
37' 69 
6-31 
1-03 
4 
25-56 
9-96 
37'50 
6*50 
no 
The  following  special  data  were  obtained  in  the  examination  of 
commercial  samples  of  ground  black  pepper  : 
Ash. — Forty-one  samples  gave 
Total  Ash. 
Ash  insoluble  in  10  percent.  Hydrochloric  A?id. 
Maximum  ..... 
6-9 1 
2-08 
5'27 
0-69 
Average  
6-15 
ri7 
Crude  Fiber. — Thirteen  samples  gave 
Maximum  26*10 
Minimum  13'3^> 
Average   .  .  15*10 
Starch. — Eight  samples  gave  by  direct  acid  conversion 
Maximum  44"24 
Minimum  29*66 
Average  •  37-  83 
Ether  Extract. — Eight  samples  gave 
Volatile  Ether  Extract.  Non-volatile  Ether  Extract. 
Maximum   170  10-44 
Minimum   0-50  7-78 
Average  I  o-86  9-27 
